[From the U.S. Government Printing Office, www.gpo.gov]



               NOAA NATIONAL STATUS AND TRENDS
                                             Musse Watc Project
                              Year 10 Dioxin & Furan Data Report


                                                          The Geochemical &
                                                          Environmental Research Group



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                    1995
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                                                         SEPTEMBER 1995







                                                        PCDD/PCDF Analysis                                         Page 1



                                   CLIENT NAME       NOAA
                                 PROJECT NAME        NS&T Year 10
                         PURCHASE ORDER NO.          Gulf Coast Samples

                                 LAB SAMPLE ID       K9431
                              CLIENT SAMPLE ID       AESP
                        INSTRUMENT DATA FILE         50705LCA04-S8
                                    WET WEIGHT       10.00
                                    DRY WEIGHT       0.79
                               PERCENT SOLIDS        7.9
                          CALCULATION BASIS          DRY
                                   SAMPLE TYPE       SAMP
                                          MATRIX     TISSUE
                                      QC BATCH       DX0202
                              EXTRACTION DATE        4-6-75
                                ANALYSIS DATE        7-5-95
                                                         Conc            EDL            LMCL          DBQual
                                Compound Name            (pg/g)          (pg/g)         (pg/g)
                                     2,3,7,8-TCDF                        1.81           12.7            ND
                                 1,2,3,7,8-PeCDF                         2.80           63.6            ND
                                 2,3,4,7,8-PeCDF                         3.56           63.6            ND
                              1,2,3,4,7,8-HxCDF                          2.13           63.6            ND
                              1,2,3,6,7,8-HxCDF                          2.04           63.6            ND
                              2,3,4,6,7,8-HxCDF                          2.49           63.6            ND
                              1,2,3,7,8,9-HxCD  .F       7.44            3.42           63.6--           J
                             1,2,3,4,6,718-HpCDF                         2.77           63.6'           ND
                             1,2,3,4,7,8,9-HpCDF                         3.21           63.6            ND
                                            OCDF                         8.49           127             ND


                                    2,3,7,8-TCDD                         2.49           12.7            ND
                                 1,2,3,7,8-PeCDD                         4.23           63.6            ND
                              1,2,3,4,7,8-HxCDD                          5.33           63.6            ND
                              1,2,3,6,7,8-HxCDD                          5.07           63.6            ND
                              1,2,3,7,8,9-HxCDD                          5.23           63.6            ND
                            1,2,3,4,6,7,8-HpCDD          6.08            3.95           63.6             1
                                            OCDD         16.3            5.29           127              1
                               Internal Standard       % Recov         DB Qual
                                    % Recoveries
                              13C-2,3,7,8-TCDF             54
                            13C-1,2,3,7,8-PeCDF            64
                            13C-2,3,4,7,8-PeCDF            62
                         13C-1,2,3,4,7,8-HxCDF             58
                         13C-1,2,3,6,7,8-HxCDF             60
                         13C-2,3,4,6,7,8-HxCDF             58
                         13C-1,2,3,7,8,9-HxCDF             57
                        13C-1,2,3,4,6,7,8-HpCDF            59
                        13C-1,2,3,4,7,8,9-HpCDF            61


                              13C-2,3,7,8-TCDD             54
                            13C-1,2,3,7,8-PeCDD            61
                         13C-1,2,3,4,7,8-HxCDD             58
                         13C-1,2,3,6,7,8-HxCDD             59
                         3C-1,2,3,4,6,7,8-HpCDD            59
                                       13C-OCDD            50


                  GERG/TAMU                                                                                Date: 7/24/95







                                                            PCDD/PCDF Analysis                                             Page 2


                                     CLIENT NAME         NOAA
                                   PROJECT NAME          NS&T Year 10
                           PURCHASE ORDER NO.            Gulf Coast Samples

                                   LAB SAMPLE ID         K9433
                                CLIENT SAMPLE ID         APCP
                         INSTRUMENT DATA FILE            50705LCA04-S9
                                      WET WEIGHT         10.19
                                      DRY WEIGHT         0.91
                                 PERCENT SOLIDS          9.0
                            CALCULATION BASIS            DRY
                                     SAMPLE TYPE         SAMP
                                             MATRIX      TISSUE
                                         QC BATCH        DX0202
                                EXTRACTION DATE          4-6-75
                                  ANALYSIS DATE          7-5-95
                                                              Conc            EDL              LMCL           DBQual
                                  Compound Name               (pg/g)          (pg/g)           (pg/g)
                                       2,3,7,8-TCDF           2.13            1.25             11.0              1
                                    1,2,3,7,8-PeCDF           2.22            .2.21            54.8              1
                                   2,3,4,7,8-PeCDF                            3.08             54.8             ND
                                1,2,3,4,7,8-HxCDF                             1.39             54.8             ND
                                1,2,3,6,7,8-HxCDF             2.50            1.32             54.8              1
                                2,3,4,6,7,8-HxCDF.            2.47            1.61             54.8
                                                                .-82               4           54.8              1
                                1,2,3,7,8,[email protected]         -.6              .2.2
                              1 2,3,4-6,7@8-HpCDF'                            2.57             54.-B            ND
                              1:2,3,4:7,8:9-HpCDF                             2.43             54.8             ND
                                                OCDF                          6.22             110              ND


                                      2,3,7,8-TCDD                            2.48             11.0             ND
                                   1,2,3,7,8-PeCDD            4.20            2.99             54.8              1
                                1,2,3,4,7,8-HxCDD                             3.51             54.8             ND
                                1,2,3,6,7,8-HxCDD                             3.54             54.8             ND
                                1,2,3,7,8,9-HxCDD                             3.56             54.8             ND
                              1,2,3,4,6,7,8-HpCDD             12.1            2.84             54.8              1
                                               OCDD           80.8            4.83             110               1
                                 Internal Standard          %   Recov       DB Qual
                                      % Recoveries
                                13C-2,3,7,8-TCDF                63
                              13C-1,2,3,7,8-PeCDF               74
                              13C-2,3,4,7,8-PeCDF               74
                           13C-1,2,3,4,7,8-HxCDF                64
                           13C-1,2,3,6,7,8-HxCDF                68
                           13C-2,3,4,6,7,8-HxCDF                66
                           13C-1,2,3,7,8,9-HxCDF                64
                         13C-1,2,3,4,6,7,8-HpCDF                68
                         13C-1,2,3,4,7,8,9-HpCDF                74


                                13C-2,3,7,8-TCDD                7.1
                              13C-1,2,3,7,8-PeCDD               73
                           13C-1,2,3,4,7,8-HxCDD                67
                           13C-1,2,3,6,7,8-HxCDD                68
                          3C-1,2,3,4,6,7,8-HpCD'D               68
                                          13C-OCDD              61


                   GERGITAMU                                                                                        Date: 7/24/95







                                                           PCDD/PCDF Analysis                                             Page 3



                                     CLIENT NAME        NOAA
                                   PROJECT NAME         NS&T Year 10
                           PURCHASE ORDER NO.           Gulf Coast Samples

                                   LAB SAMPLE ID        K9435
                                CLIENT SAMPLE ID        APDB
                         INSTRUMENT DATA FILE           50705LCA04-SlO
                                      WET WEIGHT        10.05
                                      DRY WEIGHT        1.45
                                 PERCENT SOLIDS         14.5
                            CALCULATION BASIS           DRY
                                     SAMPLE TYPE        SAMP
                                             MATRIX     TISSUE
                                         QC BATCH       DX0202
                                EXTRACTION DATE         4-6-75
                                  ANALYSIS DATE         7-5-95
                                                             Conc             EDL             LMCL           DBQual
                                  Compound Name              (pg/g)           (pg/g)          (pg/g)
                                       2,3,7,87TCDF          2.91             1.03            6.89              1
                                  1,2,3,7,8-PeCDF                             1.85            34.5             ND
                                  2,3,4,7,8-PeCDF                             2.26            34.5             ND
                                1,2,3,4,7,8-HxCDF                             1.03            34.5             ND
                                1,2,3,6,7,8-HxCDF                             1.01            34.5             ND
                                2,3,4,6,7,8-HxCDF            1.46             1.24            34.5              1
                                                xCDF
                                                                              2.10            34.5.            ND
                             112,3"4,6,7,8-:HOCDF                             V.49            34.5             ND
                             1,2,3,4,7,8,9-HpCbF                              1.71            34 ' 5           ND
                                               OCDF                           4.54            68.9             ND


                                      2,3,7,8-TCDD                            2.13            6.89             ND
                                  1,2,3,7,8-PeCDD            3.61             2.64            34.5              1
                                1,2,3,4,7,8-HxCDD                             2.80            34.5             ND
                                1,2,3,6,7,8-HxCDD                             2.84            34.5             ND
                                1,2,3,7,8,9-HxCDD                             2.84            34.5             ND
                             1,2,3,4,6,7,8-HpCDD             6.65             1.72            34.5              1
                                               OCDD          40.2             1.61            68.9              1
                                 Internal Standard          %  Recov        D13 Qual
                                      % Recoveries
                                13C-2,3,7,8-TCDF               65
                             13C-1,2,3,7,8-PeCDF               77
                             13C-2,3,4,7,8-PeCDF               76
                           13C-1,2,3,4,7,8-HxCDF               71
                           13C-1,2,3,6,7,8-HxCDF               77
                           13C-2,3,4,6,7,8-HxCDF               72
                           13C-1,2,3,7,8,9-HxCDF               71
                         13C-1,2,3,4,6,7,8-HpCDF               73
                         13C-1,2,3,4,7,8,9-HpCDF               76


                                13C-2,3,7,8-TCDD
                             13C-1,2,3,7,8-PeCDD               75
                           13C-1,2,3,4,7,8-HxCDD               71
                           13C-1,2,3,6,7,8-HxCDD               76
                          3C-1,2,3,4,6,7,8-HpCDD               73
                                          13C-OCDD             63


                   GERG/TAMU                                                                                      Date: 7/24/95







                                                           PCDD/PCDF Analysis                                             Page 4



                                     CLIENT NAME        NOAA
                                   PROJECT NAME         NS&T Year 10
                           PURCHASE ORDER NO.           Gulf Coast Samples

                                   LAB SAMPLE ID        K9437
                                CLIENT SAMPLE ID        CKBP
                         INSTRUMENT DATA FILE           50705LCA04-Sl 1
                                      WET WEIGHT        10.09
                                      DRY WEIGHT        1.33
                                 PERCENT SOLIDS         13.1
                            CALCULATION BASIS           DRY
                                     SAMPLE TYPE        SAMP
                                             MATRIX     TISSUE
                                        QC BATCH        DX0202
                                EXTRACTION DATE,        4-6-75
                                  ANALYSIS DATE         7-5-95
                                                             Conc            EDL             LMCL            DBQual
                                  Compound Name              (pg/9)          (pg/g)          (pg/g)
                                      2,3,7,8-TCDF                           1.83            7.54              ND
                                   1,2,3,7,8-PeCDF                           1.22            37.7              ND
                                   2,3,4,7,8-PeCDF                           1.54            37.7              ND
                                1,2,3,4,7,8-HxCDF                            1.31            37.7              ND
                                1,2,3,6,7,8-HxCDF                            1.28            37.7              ND
                                2,.3,4,6,7,8-HxCDF                           1.55            37.7              ND
                                1-,"2,3,7,8,9-HxCDF.         4-28.           1.98            37.7               J
                             .1,2-,3j4,6,71'8-HpCDF                          .1.38           37.1              Nb
                              1,2,3,4,7,8,9-HpCDF                            1.59            37.7              ND
                                               OCDF                          2.44            75.4              ND


                                      2,3,7,8-TCDD                           2.15            7.54              ND
                                   1,2,3,7,8-PeCDD                           1.23            37.7              ND
                                1,2,3,4,7,8-HxCDD                            2.87            37.7              ND
                                1,2,3,6,7,8-HxCDD                            2.90            37.7              ND
                                1,2,3,7,8,9-HxCDD                            2.91            37.7              ND
                              1,2,3,4,6,7,8-HpCDD                            2.08            37.7              ND
                                               OCDD                          7.18            75.4              ND
                                 Internal Standard          %  Recov       DB Qual
                                     .% Recoveries
                                13C-2,3,7,8-TCDF               62
                              13C-1,2,3,7,8-PeCDF              82
                              13C-2,3,4,7,8-PeCDF              82
                          13C-1,2,3,4,7,8-HxCDF                65
                          13C-1,2,3,6,7,8-HxCDF                67
                          13C-2,3,4,6,7,8-HxCDF                66
                          13C-1,2,3,7,8,9-HxCDF                67
                         13C-1,2,3,4,6,7,8-HpCDF               70
                         13C-1,2,3,4,7,8,9-HpCDF               75


                                13C-21-3,7,8-TCDD              70
                             13C-1,2,3,7,8-PeCDD               83
                          13C-1,2,3,4,7,8-HxCDD                67
                          13C-1,2,3,6,7,8-HxCDD                70
                          3C-1,2,3,4,6,7,8-HpCDD               71
                                         13C-OCDD              62


                   GERG/TAMU                                                                                      Date: 7/24/95







                                                       PCDD/PCDF Analysis                                        Page 5



                                   CLIENT NAME       NOAA
                                 PROJECT NAME        NS&T Year 10
                         PURCHASE ORDER NO.          Gulf Coast Samples

                                 LAB SAMPLE ID       K9445
                              CLIENT SAMPLE ID       FBFO
                        INSTRUMENT DATA FILE         50705LCA04-Sl 2
                                   WET WEIGHT        10.83
                                    DRY WEIGHT       1.28
                               PERCENT SOLIDS        11.8
                          CALCULATION BASIS          DRY
                                   SAMPLE TYPE       SAMP
                                          MATRIX     TISSUE
                                      QC BATCH       DX0202
                              EXTRACTION DATE        4-6-75
                                ANALYSIS DATE        7-5-95
                                                         Conc           EDL            LMCL          DBQual
                                Compound Name            (pg/g)         (pg/g)         (pg/g)
                                    2,3,7,8-TCDF         2.02           0.92           7.84             1
                                 1,2,3,7,8-PeCDF                        1.81           39.2            ND
                                 2,3,4,7,8-PeCDF                        2.26           39.2            ND
                              1,2,3,4,7,8-HxCDF                         1.12           39.2            ND
                              1,2,3,6,7,8-HxCDF                         1.09           39.2            ND
                              2,3,4,6,7,8-HxCDF          1.76           1.36           39.2             1
                                                         4.48           1.93           39.2            'J
                              1,2,3,7.,8,9-HxCDF
                            -1,2,3,4,61718-HpCDF                        1.43           39.2            ND
                            1,2,3,4,7,8,9-HpQDF                         1.75           39.2            ND
                                            OCDF                        2.94           78.4            ND


                                    2,3,7,8-TCDD                        1.84           7.84            ND
                                 1,2,3,7,8-PeCDD         2.36           2.56           39.2             1
                              1,2,3,4,7,8-HxCDD                         1.84           39.2            ND
                              1,2,3,6,7,8-HxCDD                         1.72           39.2            ND
                              1,2,3,7,8,9-HxCDD                         1.79           39.2            ND
                            1,2,3,4,6,7,8-HpCDD          3.80           1.20           39.2             1
                                            OCDD                        6.28           78.4            ND
                               Internal Standard        %  Recov      DB Qual
                                   % Recoveries
                              13C-2,3,7,8-TCDF             60
                            13C-1,2,3,7,8-PeCDF            76
                            13C-2,3,4,7,8-PeCDF            74
                         13C-1,2,3,4,7,8-HxCDF             67
                         13C-1,2,3,6,7,8-HxCDF             68
                         13C-2,3,4,6,7,8-HxCDF             66
                         13C-1,2,3,7,8,9-HxCDF             63
                        13C-1,2,3,4,6,7,8-HpCDF            69
                        13C-1,2,3,4,7,8,9-HpCDF            68


                              13C-2,3,7,8-TCDD             67-
                            13C-1,2,3,7,8-PeCDD            76
                         13C-1,2,3,4,7,8-HxCDD             65
                         13C-1,2,3,6,7,8-HxCDD             68
                         3C-1,2,3,4,6,7,8-HpCDD            66
                                       13C-OCDD            57


                  GERG/TAMU                                                                               Date: 7/24/95







                                                        PCDD/PCDF Analysis                                        Page 6



                                   CLIENT NAME       NOAA
                                 PROJECT NAME        NS&T Year 10
                         PURCHASE ORDER NO.          Gulf Coast Samples

                                 LAB SAMPLE ID       K9447
                              CLIENT SAMPLE ID       EVFU
                        INSTRUMENT DATA FILE         50705LCA04-S13
                                    WET WEIGHT       10.51
                                    DRY WEIGHT       0.41
                               PERCENT SOLIDS        3.9
                          CALCULATION BASIS          DRY
                                   SAMPLE TYPE       SAMP
                                          MATRIX     TISSUE
                                      QC BATCH       DX0202
                              EXTRACTION DATE        4-6-75
                                ANALYSIS DATE        7-5-95
                                                         Conc            EDL            LMCL          DBQual
                                Compound Name            (pg/g)          (pgg)          (pg/g)
                                     2,3,7,8-TCDF                        1.86           24.4            ND
                                 1,2,3,7,8-PeCDF                         4.69           122             ND
                                 2,3,4,7,8-PeCDF                         5.86           122             ND
                              1,2,3,4,7,8-HxCDF                          2.58           122             ND
                              1,2,3,6,7,8-HxCDF                          2.53           122             ND
                              2,3,4,6,7,8-HxCDF                          3.02           122             ND
                              1,2,3,7,8j9-HxCDF                                         -122
                                                                         4.20                           ND.
                             1,2,3,4,6,7,8;.HpCDF                        5-.02          122             ND
                             1,2,3,4,7,8,9-HpCDF                         5.67           122             ND
                                            OCDF                         8.11           244             ND


                                    2,3,7,8-TCDD                         3.03           24.4            ND
                                 1,2,3,7,8-PeCDD                         4.19           122             ND
                              1,2,3,4,7,8-HxCDD                          7.44           122             ND
                              1,2,3,6,7,8-HxCDD                          6.52           122             ND
                              1,2,3,7,8,9-HxCDD                          6.99           122             ND
                            1,2,3,4,6,7,8-HpCDD                          5.03           122             ND
                                            OCDD                         28.6           244             ND
                               Internal Standard        %  Recov       DB Qual
                                    % Recoveries
                              13C-2,3,7,8-TCDF             56
                            13C-1,2,3,7,8-PeCDF            76
                            13C-2,3,4,7,8-PeCDF            72
                         13C-1,2,3,4,7,8-HxCDF             62
                         13C-1,2,3,6,7,8-HxCDF             62
                         13C-2,3,4,6,7,8-HxCDF             61
                         13C-1,2,3,7,8,9-HxCDF             61
                        13C-1,2,3,4,6,7,8-HpCDF            60
                        13C-1,2,3,4,7,8,9-HpCDF            64


                              13C-2,3,7,8-TCDD             71
                            13C-1,2,3,7,8-PeCDD            75
                         13C-1,2,3,4,7,8-HxCDD             60
                         13C-1,2,3,6,7,8-HxCDD             63
                         3C-1,2,3,4,6,7,8-HpCDD            60
                                       13C-OCDD            50


                  GERG/TAMU                                                                                Date: 7/24/95







                                                              PCDD/PCDF Analysis                                              Page 7



                                       CLIENT NAME        NOAA
                                    PROJECT NAME          NS&T Year 10
                            PURCHASE ORDER NO.            Gulf Coast Samples

                                     LAB SAMPLE ID        K9474
                                 CLIENT SAMPLE ID         CBSR
                           INSTRUMENT DATA FILE           50705LCA04-S14
                                       WET WEIGHT         10.44
                                        DRY WEIGHT        0.78
                                   PERCENT SOLIDS         7.5
                             CALCULATION BASIS            DRY
                                      SAMPLE TYPE         SAMP
                                              MATRIX      TISSUE
                                          QC BATCH        DX0202
                                 EXTRACTION DATE          4-6-75
                                   ANALYSIS DATE          7-5-95
                                                               Conc              EDL             LMCL           DBQual
                                   Compound Name               (pg/g)            (pg/g)          (pg/g)
                                        2,3,7,8-TCDF                             1.58            12.8              ND
                                     1,2,3,7,8-PeCDF                             2.86            63.8              ND
                                    2,3,4,7,8-PeCDF                              3.71            63.8              ND
                                 1,2,3,4,7,8-HxCDF                               1.22            63.8              ND
                                 1,2,3,6,7,8-HxCDF                               1.13            63.8              ND
                                 2,3,4,6,7,8-HxCDF                               1.43            63.'8             ND
                                          8,9@HxCDF..                            .1              63.8
                                                                                 ..99                              ND
                               1,2,3,4,6,7-,8-HpCDF                              '3.b4           63.81             ND
                               1,2,3,4,7,8,9-HpCDF                               4.65            63.8              ND
                                                 OCDF                            3.58            128               ND


                                       2,3,7,8-TCDD                              2.43            12.8              ND
                                    1,2,3,7,8-PeCDD                              3.68            63.8              ND
                                 1,2,3,4,7,8-HxCDD                               4.42            63.8              ND
                                 1,2,3,6,7,8-HxCDD                               4.27            63.8              ND
                                 1,2,3,7,8,9-HxCDD                               4.38            63.8              ND
                               1,2,3,4,6,7,8-HpCDD             11.6              3.34            63.8              1
                                                OCDD           135               3.68            128
                                  Internal Standard          % Recov          DB Qual
                                       % Recoveries
                                 13C-2,3,7,8-TCDF                   59
                               13C-1,2,3,7,8-PeCDF                  71
                               13C-2,3,4,7,8-PeCDF                  68
                           13C-1,2,3,4,7,8-HxCDF                    65
                           13C-1,2,3,6,7,8-HxCDF                    67
                           13C-2,3,4,6,7,8-HxCDF                    64
                           13C-1,2,3,7,8,9-HxCDF                    63
                          13C-1,2,3,4,6,7,8-HpCDF                   63
                          13C-1,2,3,4,7,8,9-HpCDF                   63


                                 13C-2,3,7,8-TCDD                   63
                              13C-1,2@3,7,8-PeCDD                   70
                           13C-1,2,3,4,7,8-HxCDD                    64
                           13C-1,2,3,6,7,8-HxCDD                    65
                           3C-1,2,3,4,6,7,8-HpCDD                   63
                                           13C-OCDD                 50


                    GERG/TAMU                                                                                         Date: 7/24/95







                                                            PCDD/PCDF Analysis                                              Page 8



                                     CLIENT NAME         NOAA
                                   PROJECT NAME          NS&T Year 10
                           PURCHASE ORDER NO.            Gulf Coast Samples

                                   LAB SAMPLE ID         K9476
                                CLIENT SAMPLE ID         PCLO
                         INSTRUMENT DATA FILE            50705LCA04-S15
                                      WET WEIGHT         10.27
                                      DRY WEIGHT         1.08
                                  PERCENTSOLIDS          10.5
                            CALCULATION BASIS            DRY
                                     SAMPLE TYPE         SAMP
                                             MATRIX      TISSUE
                                         QC BATCH        DX0202
                                EXTRACTION DATE          4-6-75
                                  ANALYSIS DATE          7-5-95
                                                             Conc             EDL             LMCL            DBQual
                                  Compound Name              (pg/g)           (pg/g)          (pg/g)
                                       2,3,7,8-TCDF          5.53             0.82            9.30
                                    1,2,3,7,8-PeCDF                           1.59            46.5              ND
                                   2,3,4,7,8-PeCDF                            3.71            46.5              ND
                                1,2,3,4,7,8-HxCDF                             0.60            46.5              ND
                                1,2,3,6,7,8-HxCDF                             2.65            46.5              ND
                                2,3,4,6,7,8-HxCD@                             0.72            46.5              ND
                                1,2,3,7,8j9-HxCDF            5.21             0.9.7.          46.'5              J
                               1,2,3,4,6,7i8-HpCDF                          .0 * J0           46.5              ND
                               1,2.,3,4,7,8,9-HpCDF                           0.78            46.5              ND
                                               OCDF                           2.22            93.0              ND


                                      2,3,7,8-TCDD                            1.83            9.30              ND
                                   1,2,3,7,8-PeCDD           2.99             3.46            46.5               1
                                1,2,3,4,7,8-HxCDD                             1.74            46.5              ND
                                1,2,3,6,7,8-HxCDD                             1.70            46.5              ND
                                1,2,3,7,8,9-HxCDD                             1.73            46.5              ND
                              1,2,3,4,6,7,8-HpCDD            8.47             1.24            46.5               1
                                               OCDD          44.9             1.10            93.0               1
                                 Internal Standard         % Recov          DB Qual
                                      % Recoveries
                                13C-2,3,7,8-TCDF                66
                              13C-1,2,3,7,8-PeCDF               90
                              13C-2,3,4,7,8-PeCDF               88
                           13C-1,2,3,4,7,8-HxCDF                71
                           13C-1,2,3,6,7,8-HxCDF                72
                           13C-2,3,4,6,7,8-HxCDF                70
                           13C-1,2,3,7,8,9-HxCDF                68
                         13C-1,2,3,4,6,7,8-HpCDF                64
                         13C-1,2,3,4,7,8,9-HpCDF                68


                                13C-2,3,7,8-TCDD                77
                             13C-1,2,3,7,8-PeCDD                88
                           13C-1,2,3,4,7,8-HxCDD                70
                           13C-1,2,3,6,7,8-HxCDD                73
                          3C-1,2,3,4,6,7,8-HpCDD                64
                                          13C-OCDD              45


                   GERGITAMU                                                                                       Date: 7/24/95







                                                            PCDD/PCDF Analysis                                             Page 9



                                      CLIENT NAME        NOAA
                                    PROJECT NAME         NS&T Year 10
                           PURCHASE ORDER NO.            Gulf Coast Samples

                                    LAB SAMPLE ID        K9478
                                 CLIENT SAMPLE ID        PCMP
                          INSTRUMENT DATA FILE           50705LCA04-Sl 6
                                      WET WEIGHT         10.21
                                       DRY WEIGHT        1.70
                                  PERCENT SOLIDS         10.1
                            CALCULATION BASIS            DRY
                                      SAMPLE TYPE        SAMP
                                             MATRIX      TISSUE
                                         QC BATCH        DX0202
                                 EXTRACTION DATE         4-6-75
                                   ANALYSIS DATE         7-5-95
                                                             Conc             EDL             LMCL           DBQual
                                  Compound Name              (pg/g)           (pg/g)          (pg1g)
                                       2,3,7,8-TCDF          11.8             0.53            5.87            DB225
                                    1,2,3,7,8-PeCDF                           0.68            29.4              ND
                                    2,3,4,7,8-PeCDF                           0.86            29.4              ND
                                 1,2,3,4,7,8-HxCDF                            0.85            29.4              ND
                                 1,2,3,6,7-18-HxCDF                           0.80            29.4              ND
                                 2,3,4,6,7,8-HxCDF                            0.97            29.4              ND
                                                                                              .29;4:
                                 1,2,3,7,8,9-HxCDF                            -3.57                             ND
                               1,2.,3,4,6,71-8-HpCDP                          1.82            29.4              ND
                               1,2,3,4,7,8,9-HpCDF                            0.42            29.4              ND
                                                OCDF                          0.82            58.7              ND


                                       2,3,7,8-TCDD                           0.57            5.87              ND
                                   1,2,3,7,8-PeCDD                            2.38            29.4              ND
                                 1,2,3,4,7,8-HxCDD                            1.05            29.4              ND
                                 1,2,3,6,7,8-HxCDD           4.29             0.97            29.4              1
                                 1,2,3,7,8,9-HxCDD                            1.02            29.4              ND
                              1,2,3,4,6,7,8-HpCDD            18.6             0.46            29.4
                                               OCDD          122              0.47            58.7
                                  Internal Standard        % Recov          DB Qual
                                      % Recoveries
                                 13C-2,3,7,8-TCDF               66
                              13C-1,2,3,7,8-PeCDF               92
                              13C-2,3,4,7,8-PeCDF               88
                            13C-1,2,3,4,7,8-HxCDF               70
                            13C-1,2,3,6,7,8-HxCDF               71
                            13C-2,3,4,6,7,8-HxCDF               70
                            13C-1,2,3,7,8,9-HxCDF               70
                         13C-1,2,3,4,6,7,8-HpCDF                71
                         13C-1,2,3,4,7,8,9-HpCDF                76

                                 13C-2,3,7,8-TCDD               72
                              13C-1,2,3,7,8-PeCDD               87
                           13C-1,2,3,4,7,8-HxCDD                71
                           13C-1,2,3,6,7,8-HxCDD                73
                          3C-1,2,3,4,6,7,8-HpCDD                73
                                          13C-OCDD              66


                   GERG[TAMU                                                                                        Date: 818/95







                                                          PCDD/PCDF Analysis                                           Page 10



                                     CLIENT NAME       NOAA
                                  PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.           Gulf Coast Samples

                                   LAB SAMPLE ID       K9480
                                CLIENT SAMPLE ID       SAWB
                        INSTRUMENT DATA FILE           50706LCA02-S28
                                     WET WEIGHT        10.16
                                     DRY WEIGHT        1.52
                                 PERCENT SOLIDS        14.9
                           CALCULATION BASIS           DRY
                                     SAMPLE TYPE       SAMP
                                            MATRIX     TISSUE
                                        QC BATCH       DX0202
                                EXTRACTION DATE        4-6-75
                                 ANALYSIS DATE         7-6-95
                                                            Conc            EDL             LMCL           DBQuaI
                                 Compound Name              (pg/g)          (pg/g)          (pg/g)
                                     2,3,7,8-TCDF           17.3            0.38            6.58            DB225
                                   1,2,3,7,8-PeCDF                          2.03            32.9              ND
                                   2,3,4,7,8-PeCDF                          6.49            32.9              ND
                                1,2,3,4,7,8-HxCDF                           1.59            32.9              ND
                                1,2,3,6,7,8-HxCDF                           2.12            32.9              ND
                                2,3,4,6,7,8-HxCDF           2.52            1.30            32.9               1
                                .1,2,3,7,8,9-HxCDF.@.       i4.62           1.71            32@9               i
                             1,2,3 ' 4'6,7,8-HpCDF.         3.95-           0.53            32.9               1
                              1,2,3,4,7,8,9-HpCE)F          1.62            0.70            32.9               1
                                              OCDF                          6.47            65.8              ND


                                     2,3,7,8-TCDD           1.53            0.55            6.58               1
                                  1,2,3,7,8-PeCDD           4.10            1.98            32.9               1
                                1,2,3,4,7,8-HxCDD                           2.80            32.9              ND
                                1,2,3,6,7,8-HxCDD           3.42            1.26            32.9               1
                                1,2,3,7,8,9-HxCDD           3.63            1.28            32.9               1
                             1,2,3,4,6,7,8-HpCDD            15.8            0.63            32.9               1
                                              OCDD          76.2            0.55            65.8
                                Internal Standard         % Recov         DB Qual
                                     % Recoveries
                                13C-2,3,7,8-TCDF                 73
                             13C-1,2,3,7,8-PeCDF                 61
                             13C-2,3,4,7,8-PeCDF                 58
                          13C-1,2,3,4,7,8-HxCDF                  67
                          13C-1,2,3,6,7,8-HxCDF                  69
                          13C-2,3,4,6,7,8-HxCDF                  70
                          13C-1,2,3,7,8,9-HxCDF                  71
                        13C-1,2,3,4,6,7,8-HpCDF                  82
                        13C-1,2,3,4,7,8,9-HpCDF                  81


                                13C-2,3,7,8-TCDD-                76
                             13C-1,2,3,7,8-PeCDD                 64
                          13C-1,2,3,4,7,8-HxCDD                  72
                          13C-1,2,3,6,7,8-HxCDD                  74
                         3C-1,2,3,4,6,7,8-HpCDD                  83
                                         13C-OCDD                62


                   GERG/TAMU                                                                                      Date: 8/8/95







                                                   PCDD/PCDF Analysis                                   Page 11



                                 CLIENT NAME     NOAA
                              PROJECT NAME       NS&T Year 10
                       PURCHASE ORDER NO.        Gulf Coast Samples

                              LAB SAMPLE ID      Q10381
                            CLIENT SAMPLE ID
                      INSTRUMENT DATA FILE       50705LCA04-S7
                                 WET WEIGHT      1.00
                                 DRY WEIGHT      1.00
                             PERCENT SOLIDS      100.0
                        CALCULATION BASIS        DRY
                                 SAMPLE TYPE     BLANK
                                       MATRIX
                                   QC BATCH      DX0202
                            EXTRACTION DATE      4-6-75
                             ANALYSIS DATE       7-5-95
                                                     Conc          EDL           LMCL         DBQual
                             Compound Name           (pg/g)        (pg/g)        (pg/g)
                                 2,3,7,8-TCDF                      2.16          10.0           ND
                               1,2,3,7,8-PeCDF                     3.32          50.0           ND
                              2,3,4,7,8-PeCDF                      4.05          50.0           ND
                            1,2,3,4,7,8-HxCDF                      2.60          50.0           ND
                            1,2,3,6,7,8-HxCDF                      2.52          50.0           ND
                            2,3,4,6,7,8-HxCDF                      3.17          50.0           ND.
                            1,2,3,,7,8,9-HxCDF.                    6.93          50.0           ND
                         1  2 3,4,6,7,8-HpCDF'@                    4.35          50.0           ND
                          1:2:3,4,7,8,9-HpCDF                      4.90          50.0           ND
                                         OCDF                      10.7          100            ND


                                 2,3,7,8-TCDD                      3.80          10.0           ND
                              1,2,3,7,8-PeCDD        3.77          4.41          50.0           1
                            1,2,3,4,7,8-HxCDD                      4.96          50.0           ND
                            1,2,3,6,7,8-HxCDD                      4.52          50.0           ND
                            1,2,3,7,8,9-HxCDD                      4.76          50.0           ND
                          1,2,3,4,6,7,8-HpCDD                      4.26          50.0           ND
                                        OCDD         10.2          4.80          100             1
                            Internal Standard      % Recov       DB Qual
                                 % Recoveries
                            13C-2,3,7,8-TCDF           61
                          13C-1,2,3,7,8-PeCDF          74
                          13C-2,3,4,7,8-PeCDF          72
                      13C-1,2,3,4,7,8-HxCDF            70
                      13C-1,2,3,6,7,8-HxCDF            71
                      13C-2,3,4,6,7,8-HxCDF            67
                      13C-1,2,3,7,8,9-HxCDF            67
                     13C-1,2,3,4,6,7,8-HpCDF           65
                     13C-1,2,3,4 7,8,9-HpCDF           66


                            13C-2,3,7,8-TCDD         @66
                         13C-1,2,3,7,8-PeCDD           72
                      13C-1,2,3,4,7,8-HxCDD            67
                      13C-1,2,3,6,7,8-HxCDD            70
                      3C-1,2,3,4,6,7,8-HpCDD           64
                                    13C-OCDD           53

                GERG/TAMU                                                                           Date: 8/8/95







                                                          PCDD/PCDF Analysis                                           Page 12



                                    CLIENT NAME        NOAA
                                  PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.           Gulf Coast Samples

                                  LAB SAMPLE ID        Q10382
                               CLIENT SAMPLE ID        APCP
                        INSTRUMENT DATA FILE           50705LCA04-S19
                                    WET WEIGHT         10.33
                                     DRY WEIGHT        0.99
                                PERCENT SOLIDS         9.6
                           CALCULATION BASIS           DRY
                                    SAMPLE TYPE        DUP
                                           MATRIX      TISSUE
                                       QC BATCH        DX0202
                               EXTRACTION DATE         4-6-75
                                 ANALYSIS DATE         7-5-95
                                                           Conc             EDL             LMCL           DBQual
                                Compound Name              (pg/g)           (pg/g)          (pg/g)
                                     2,3,7,8-TCDF                           4.22            10.1             ND
                                  1,2,3,7,8-PeCDF                                           50.3             ND
                                  2,3,4,7,8-PeCDF                           2.34            50.3             ND
                               1,2,3,4,7,8-HxCDF                            0.63            50.3             ND
                               1,2,3,6,7,8-HxCDF                            0.62            50.3             ND
                               2,3,4,6,7,8-HxCDF                            0.77            50.3             ND.
                               1,2,3,7,8,9-HxC.DF          5.21             1.05           .50.3
                             1,2,3,4,6,7,8-HpCDF                            1.73            50.3             ND
                             1,2,3,4,7,8,0-HpCDF                            1.81            50.3             ND
                                             OCDF                           2.10            101              ND


                                     2,3,7,8-TCDD                           1.35            10.1             ND
                                 1,2,3,7,8-PeCDD                            2.56            50.3             ND
                               1,2,3,4,7,8-HxCDD                            1.28            50.3             NID
                               1,2,3,6,7,8-HxCDD                            1.25            50.3             ND
                               1,2,3,7,8,9-HxCDD                            1.27            50.3             ND
                            1,,2,3,4,6,7,8-HpCDD           8.28             1.89            50.3
                                             OCDD          79.3             2.93            101
                                Internal Standard         %  Recov       DB Qual
                                    % Recoveries
                               13C-2,3,7,8-TCDF              63
                            13C-1,2,3,7,8-PeCDF              74
                            13C-2,3,4,7,8-PeCDF              76
                          13C-1,2,3,4,7,8-HxCDF              74
                          13C-1,2,3,6,7,8-HxCDF              75
                          13C-2,3,4,6,7,8-HxCDF              73
                          13C-1,2,3,7,8,9-HxCDF              71
                       13C-1,2,3,4,6,7,8-HpCDF               64
                       13C-1,2,3,4,7,8,9-HpCDF               67


                               13C-2,3,7,8-TCDD              72
                            13C-1,2,3,7,8-PeCDD              77
                         13C-1,2,3,4,7,8-HxCDD               73
                         13C-1,2,3,6,7,8-HxCDD               73
                         3C-1,2,3,4,6,7,8-HpCDD              64
                                        13C-OCDD             49


                  GERG/TAMU                                                                                      Date: 8/8/95







                                                            PCDD/PCDF Analysis                                            Page 13



                                     CLIENT NAME       NOAA
                                  PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.           Gulf Coast Samples

                                   LAB SAMPLE ID       K9433                       Q10382
                               CLIENT SAMPLE 10        APCP                        APCP
                        INSTRUMENT DATA FILE           50705LCA04-S9               50705LCA04-S19
                                     WET WEIGHT        10.19                       10.33
                                     DRY WEIGHT        0.91                        0.99
                                 PERCENT SOLIDS        9.0                         9.6
                           CALCULATION BASIS           DRY                         DRY
                                    SAMPLE TYPE        SAMP                        DUP
                                            MATRIX     TISSUE                      TISSUE
                                        QC BATCH       DX0202                      DX0202
                               EXTRACTION DATE         4-6-75                      4-6-75
                                 ANALYSIS DATE         7-5-95                      7-5-95
                                                           Conc                       Conc           RPD           DB
                                 Compound Name             (pg/g)                     (pg/g)         6/0)         Qual
                                      2,3,7,8-TCDF         2.13
                                   1,2,3,7,8-PeCDF         2.22
                                  2,3,4,7,8-PeCDF
                               1,2,3,4,7,8-HxCDF
                               1,2,3,6,7,8-HxCDF           2.50-
                               2,3,4,6,7,8-HxCDF           2.47
                               1,2,3,7,\8,9-HxCDF          6.82                       5.21           27
                              1,2,3,4,6,7,8-HpCDF
                             1,2,3,4,7,8,9-HpCDF
                                              OCDF


                                     2,3,7,8-TCDD
                                  1,2,3,7,8-PeCDD          4.20
                               1,2,3,4,7,8-HxCDD
                               1,2,3,6,7,8-HxCDD
                               1,2,3,7,8,9-HxCDD
                             1,2,3,4,6,7,8-HpCDD           12.1                       8.28           38
                                              OCDD         80.8                       79.3            2
                                Internal Standard
                                     % Recoveries
                               13C-2,3,7,8-TCDF
                             13C-1,2,3,7,8-PeCDF
                             13C-2,3,4,7,8-PeCDF
                         13C-1,2,3,4,7,8-HxCDF
                         13C-1,2,3,6,7,8-HxCDF
                         13C-2,3,4,6,7,8-HxCDF
                         13C-1,2,3,7,8,9-HxCDF
                        13C-1,2,3,4,6,7,8-HpCDF
                        13C-1,2,3,4,7,8,9-HpCDF


                               13C-2,3,7,8-TCDD
                            13C-1,2,3,7,8-PeCDD
                         13C-1,2,3,4,7,8-HxCDD
                         13C-1,2,3,6,7,8-HxCDD
                         3C-1,2,3,4,6,7,8-HpCDD
                                         13C-OCDD


                   GERG/TAMU                                                                                        Date: 8/8/95








                                                           PCDD/PCDF Analysis                                         Page 14



                                     CLIENT NAME NOAA
                                  PROJECT NAME NS&T Year 10
                          PURCHASE ORDER        NO.    Gulf Coast Samples

                                  LAB SAMPLE ID        Q10384
                               CLIENT SAMPLE ID        APCP
                        INSTRUMENT DATA FILE           50705LCA04-S21
                                     WET WEIGHT        10.28
                                     DRY WEIGHT        1.02
                                PERCENT SOLIDS         9.9
                           CALCULATION BASIS           DRY
                                     SAMPLE TYPE       MS
                                           MATRIX      TISSUE
                                       QC BATCH        DX0202
                               EXTRACTION DATE         4-6-75
                                 ANALYSIS DATE         7-5-95
                                                           Conc            EDL             LMCL           DBQual
                                 Compound Name             (pg/g)          (pg/g)          (pg/g)
                                     2,3,7,8-TCDF          3996            0.69            9.80
                                  1,2,3,7,8-PeCDF          16654           10.1            49.0
                                  2,3,4,7,8-PeCDF          18396           11.8            49.0
                               1,2,3,4,7,8-HxCDF           15548           3.21            49.0
                               1,2,3,6,7,8-HxCDF           15877           2.93            49.0
                               2,3,4,6,7,8-HxCDF           15760           3.68            49.0
                               1,2,3,7,8,9-HxCDF           15255           4.71            49.0
                            1,2,3,4,6,7,8-HpCDF            167 73          1.04            49.0
                            1,2,3,4,7,8,9-HpCDF            16154           1.19            49.0
                                              OCDF         35996           2.35            98.0


                                     2,3,7,8-TCDO          3039            1.73            9.80
                                  1,2,3,7,8-PeCDD          16672           1.37            49.0
                               1,2,3,4,7,8-HxCDD           17928           1.68            49.0
                               1,2,3,6,7,8-HxCDO           18320           1.44            49.0
                               1,2,3,7,8,9-HxCDD           18912           1.56            49.0
                            1,2,3,4,6,7,8-HpCDD            16667           1.24            49.0
                                             OCDD          31890           1.68            98.0
                                Internal Standard          %   Recov     D13 Qual
                                     % Recoveries
                               13C-2,3,7,8-TCDF                57
                            13C-1,2,3,7,8-PeCDF                73
                            13C-2,3,4,7,8-PeCDF                79
                          13C-1,2,3,4,7,8-HxCDF                83
                          13C-1,2,3,6,7,8-HxCDF                83
                          13C-2,3,4,6,7,8-HxCDF                81
                          13C-1,2,3,7,8,9-HxCDF                80
                        13C-1,2,3,4,6,7,8-HpCDF                77
                        13C-1,2,3,4,7,8,9-HpCDF                78


                               13C-2,3,7,8-TCDD                65
                            13C-1,2,3,7,8-PeCDD                77
                          13C-1,2,3,4,7,8-.HxCDD               70
                          13C-1,2,3,6,7,8-HxCDD                73
                         3C-1,2,3,4,6,7,8-HpCDD                78
                                         13C-OCDD              59


                   GERG/TAMU                                                                                     Date: 8/8/95







                                                           PCDD/PCDF. Analysis                                          Page 15



                                   CLIENT NAME        NOAA
                                 PROJECT NAME         NS&T Year 10
                         PURCHASE ORDER NO.           Gulf Coast Samples

                                 LAB SAMPLE ID        K9433                      Q10384
                              CLIENT SAMPLE ID        APCP                       APCP
                       INSTRUMENT DATA FILE           50705LCA04-S9              50705LCA04,-p2l
                                    WET WEIGHT        10.19                      10.28
                                    DRY WEIGHT        0.91                       1.02
                                PERCENT SOLIDS        9.0                        9.9
                          CALCULATION BASIS           DRY                        DRY
                                   SAMPLE TYPE        SAMP                       IVIS
                                          MATRIX      TISSUE                     TISSUE
                                      QC BATCH        DX0202                     DX0202
                              EXTRACTION DATE         4-6-75                     4-6-75
                                ANALYSIS DATE         7-5-95                     7-5-95
                                                         Conc      Spike Amnt        Conc         Recov          DB
                                Compound Name            (pg/g)        (pg/g)        (pg/g)         d/0)        Qual
                                    2,3,7,8-TCDF         2.13          3137          3996           127
                                1,2,3,7,8-PeCDF          2.22          15686         16654          106
                                2,3,4,7,8-PeCDF                        15686         18396          117
                              1,2,3,4,7,8-HxCDF                        15686         15548          99
                              1,2,3,6,7,8-HxCDF          2.50          15686         15877          101
                              2,3,4,6,7,8-HxCDF          2.47          15686         15760          100
                              1,2,3,7,8,9-HxCDF          6.82          15686         15255          97
                            1,2,3,4,6,7,8-HpCDF                        15686         16773          107
                            1,2,3,4,7,8,9-HpCDF                        15686         16154          103
                                             OCDF                      31373         35996          115


                                    2,3,7,8-TCDD                       3137          3039           97
                                1,2,3,7,8-PeCDD          4.20          15686         16672          106
                              1,2,3,4,7,8-HxCDD                        15686         17928          114
                              1,2,3,6,7,8-HxCDD                        15686         18320          117
                              1,2,3,7,8,9-HxCDD                        15686         18912          121
                            1,2,3,4,6,7,8-HpCDD          12.1          15686         16667          106
                                            -OCDD        80.8          31373         31890          101
                                Internal Standard
                                    % Recoveries
                              13C-2,3,7,8-TCDF
                            13C-1,2,3,7,8-PeCDF
                            13C-2,3,4,7,8-PeCDF
                        13C-1,2,3,4,7,8-HxCDF
                        13C-1,2,3,6,7,11-HxCDF
                        13C-2,3,4,6,7,8-HxCDF
                        13C-1,2,3,7,8,9-HxCDF
                       13C-1,2,3,4,6,7,8-HpCDF
                       13C-1,2,3,4,7,8,9-HpCDF


                              13C-2,3,7,8-TCDD
                           13C-1,2,3,7,8-PeCDD
                        13C-1,2,3,4,7,8-HxCDD
                        13C-1,2,3,6,7,8-HxCDD
                        3C-1,2,3,4,6,7,8-HpCDD
                                       13C-OCDD


                   GERG/TAMU                                                                                      Date: 8/8/95








                                                        PCDD/PCDF Analysis                                      Page 16



                                  CLIENT NAME       NOAA
                                PROJECT NAME        NS&T Year 10
                         PURCHASE ORDER NO.         Gulf Coast Samples

                                LAB SAMPLE ID       Q10385
                             CLIENT SAMPLE ID       APCP
                       INSTRUMENT DATA FILE         50705LCA04-S22
                                   WET WEIGHT       10.13
                                   DRY WEIGHT       1.05
                               PERCENT SOLIDS       10.4
                         CALCULATION BASIS          DRY
                                  SAMPLE TYPE       MSD
                                         MATRIX     TISSUE
                                     QC BATCH       DX0202
                             EXTRACTION DATE        4-6-75
                               ANALYSIS DATE        7-5-95
                                                        Conc            EDL           LMCL           DBQual
                               Compound Name            (pg/g)          (pg/g)        (pg/g)
                                    2,3,7,8-TCDF        3600            0.86          9.51
                                 1,2,3,7,8-PeCDF        15469           12.4          47.6
                                2,3,4,7,8-PeCDF         17801           15.9          47.6
                             1,2,3,4,7,8-HxCDF          15533           3.11          47.6
                             1,2,3,6,7,8-HxCDF          15150           2.97          47.6
                             2,3,4,6,7,8-HxCDF          14566           4.09          47.6
                             1,2,3,7,8,9-HxCDF          14663           5.13          47.6
                            1,2,3,4,6,7,8-HpCDF         15971           1.74          47.6
                            1,2,3,4,7,8,9-HpCDF         14160           2.00          47.6
                                           OCDF         34513           1.55          95.1


                                   2,3,7,8-TCDD         3048            0.88          9.51
                                1,2,3,7,8-PeCDD         15537           2.38          47.6
                             1,2,3,4,7,8-HxCDD          16616           3.34          47.6
                             1,2,3,6,7,8-HxCDD          17809           3.18          47.6
                             1,2,3,7,8,9-HxCDD          17589           3.30          47.6
                           1,2,3,4,6,7,8-HpCDD          15752           1.45          47.6
                                           OCDD         31386           1.30          95.1
                              Internal Standard        %  Recov      D13 Qual
                                   % Recoveries
                             13C-2,3,7,8-TCDF             59
                           13C-1,2,3,7,8-PeCDF            77
                           13C-2,3,4,7,8-PeCDF            73
                         13C-1,2,3,4,7,8-HxCDF            78
                         13C-1,2,3,6,7,8-HxCDF            78
                         13C-2,3,4,6,7,8-HxCDF            73
                         13C-1,2,3,7,8,9-HxCDF            72
                       13C-1,2,3,4,6,7,8-HpCDF            74
                       13C-1,2,3,4,7,8,9-HpCDF            73


                             13C-2,3,7,8-TCDD             71
                           13C-1,2,3,7,8-PeCDD            74
                        13C-1,2,3,4,7,8-HxCDD             72
                        13C-1,2,3,6,7,8-HxCDD             68
                       3C-1,2,3,4,6,7,8-HpCDD             70
                                      13C-OCDD            54

                 GERG/TAMU                                                                                 Date: 8/8/95







                                                           PCDD/PCDF Analysis                                            Page 17



                                    CLIENT NAME        NOAA
                                 PROJECT NAME          NS&T Year 10
                         PURCHASE ORDER NO.            Gulf Coast Samples

                                  LAB SAMPLE ID        K9433                      Q1 0385
                              CLIENT SAMPLE ID         APCP                       APCP
                       INSTRUMENT DATA FILE            50705LCA04-S9              50705LCA04-@22
                                    WET WEIGHT         10.19                      10.13
                                    DRY WEIGHT         0.91                       1.05
                               PERCENT SOLIDS          9.0                        10.4
                          CALCULATION BASIS            DRY                        DRY
                                   SAMPLE TYPE         SAMP                       MSD
                                           MATRIX      TISSUE                     TISSUE
                                       QC BATCH        DX0202                     DX0202
                              EXTRACTION DATE          4-6-75                     4-6-75
                                ANALYSIS DATE          7-5-95                     7-5-95
                                                          Conc      Spike Amnt       Conc          Recov          D13
                                Compound Name             (pg/g)       (pg/g)        (pg/g)         (6/.)        Qual
                                     2,3,7,8-TCDF         2.13         3045          3600           118
                                  1,2,3,7,8-PeCDF         2.22         15224         15469          102
                                 2,3,4,7,8-PeCDF                       15224         17801          117
                              1,2,3,4,7,8-HxCDF                        15224         15533          102
                              1,2,3,6,7,8-HxCDF           2.50         15224         15150          100
                              2,3,4,6,7,8-HxCDF           2.47         15224         14566          96
                              1,2,3,7,8,9-HxCDF           6.82         15224         14663          96
                            1,2,3,4,6,7,8-HpCDF                        15224         15971          105
                            1,2,3,4,7,8,9-HpCDF                        15224         14160          93
                                             OCDF                      30447         34513          113


                                    2,3,7,8-TCDD                       3045          3048           100
                                 1,2,3,7,8-PeCDD          4.20         15224         15537          102
                              1,2,3,4,7,8-HxCDD                        15224         16616          109
                              1,2,3,6,7,8-HxCDD                        15224         17809          117
                              1,2,3,7,8,9-HxCDD                        15224         17589          116
                            1,2,3,4,6,7,8-HpCDD           12.1         15224         15752          103
                                             OCDD         80.8         30447         31386          103
                               Internal Standard
                                    % Recoveries
                              13C-2,3,7,8-TCDF
                            13C-1,2,3,7,8-PeCDF
                            13C-2,3,4,7,8-PeCDF
                         13C-1,2,3,4,7,8-HxCDF
                         13C-1,2,3,6,7,8-HxCDF
                         13C-2,3,4,6,7,8-HxCDF
                         13C-1,2,3,7,8,9-HxCDF
                       13C-1,2,3,4,6,7,8-HpCDF
                       13C-1,2,3,4,7,8,9-HpCDF


                              13C-2,3,7,8-TCDD
                           13C-1,2,3,7,8-PeCDD
                         13C-1,2,3,4,7,8-HxCDD
                        13C- 1,2,3,6,7,8-HxCDD
                        3C-1,2,3,4,6,7,8-HpCDD
                                       13C-OCDD


                  GERG/TAMU                                                                                        Date: 8/8/95








                                                   PCDD/PCDF Analysis                                   Page 18



                              CLIENT NAME      NOAA
                            PROJECT NAME       NS&T Year 10
                     PURCHASE ORDER NO.        Gulf Coast Samples

                             LAB SAMPLE ID     Q1 0384                Q10385
                          CLIENT SAMPLE ID     APCP                   APCP
                    INSTRUMENT DATA FILE       50705LCA04-S21         50705LCA04-,S22
                               WET WEIGHT      10.28                  10.13
                               DRY WEIGHT      1.02                   1.05
                           PERCENT SOLIDS      9.9                    10.4
                      CALCULATION BASIS        DRY                    DRY
                              SAMPLE TYPE      MS                     MSD
                                     MATRIX    TISSUE                 TISSUE
                                 QC BATCH      DX0202                 DX0202
                          EXTRACTION DATE      4-6-75                 4-6-75
                           ANALYSIS DATE       7-5-95                 7-5-95
                                                  Conc                   Conc            RPD      DI3
                           Compound Name          (pg/g)                 (pg/g)          M       Qual
                                2,3,7,8-TCDF      3996                   3600            10
                             1,2,3,7,8-PeCDF      16654                  15469           7
                             2,3,4,7,8-PeCDF      18396                  17801           3
                          1,2,3,4,7,8-HxCDF       15548                  15533           0
                          1,2,3,6,7,8-HxCDF       15877                  15150           5
                          2,3,4,6,7,8-HxCDF       15760                  14566           8
                          1,2,3,7,8,9-HxCDF       15255                  14663           4
                        1,2,3,4,6,7,8-HpCDF       16773                  15971           5
                       1 2,3,4,7,8,9-HpCDF        16154                  14160           13
                                       OCDF       35996                  34513           4


                               2,3,7,8-TCDD       3039                   3048            0
                            1,2,3,7,8-PeC-DD      16672                  15537           7
                          1,2,3,4,7,8-HxCDD       17928                  16616           8
                          1,2,3,6,7,8-HxCDD       18320                  17809           3
                          1,2,3,7,8,9-HxCDD       18912                  17589           7
                        1,2,3,4,6,7,8-HpCDD       16667                  15752           6
                                      OCDD        31890                  31386           2
                           Internal Standard
                               % Recoveries
                          13C-2,3,7,8-TCDF
                        13C-1,2,3,7,8-PeCDF
                        13C-2,3,4,7,8-PeCDF
                      13C-1,2,3,4,7,8-HxCDF
                      13C-1,2,3,6,7,8-HxCDF
                      13C-2,3,4,6,7,8-HxCDF
                     13C-1,2,3,7,8,9-HxCDF
                   13C-1,2,3,4,6,7,8-HpCDF
                   13C-1,2,3,4,7,8,9-HpCDF


                          13C-2,3,7,8-TCDD
                       13C-1,2,3,7,8-PeCDD
                     13C-1,2,3,4,7,8-HxCDD
                     13C-1,2,3,6,7,8-HxCDD
                    3C-1,2,3,4,6,7,8-HpCDD
                                  13C-OCDD


               GERG/TAMU                                                                           Date: 8/8/95







                                                     PCDD/PCDF Analysis                                     Page 19



                                  CLIENT NAME      NOAA
                                PROJECT NAME       NS&T Year 10
                        PURCHASE ORDER NO.         Gulf Coast Samples

                                LAB SAMPLE ID      010383
                             CLIENT SAMPLE ID
                       INSTRUMENT DATA FILE        50705LCA04-S20
                                  WET WEIGHT       10.00
                                  DRY WEIGHT
                              PERCENT SOLIDS
                         CALCULATION BASIS         WET
                                 SAMPLE TYPE       SRM
                                        MATRIX     TISSUE
                                     QC BATCH      DX0202
                             EXTRACTION DATE       4-6-75
                               ANALYSIS DATE       7-5-95
                                                       Conc           EDL           LMCL         DBQual
                               Compound Name           (pg/g)         (pg/g)        (pg/g)
                                   2,3,7,8-TCDF        22.5           0.47          1.00          D132@-5
                                1,2,3,7,8-PeCDF        42.2           3.2           5.00
                                2,3,4,7,8-PeCDF        46.3           4.2           5.00
                             1,2,3,4,7,8-HxCDF         89.0           0.61          5.00
                             1,2,3,6,7,8-HxCDF         65.1           0.63          5.00
                             2,3,4,6,7,8-HxCDF         63.0           0.81          5.00
                             1,2,3,7,8,9-HxCDF         60.1           1.00          5.00
                            1,2,3,4,6,7,8-HpCDF        93.4           0.75          5.00
                            1,2,3,4,7,8,9-HpCDF        79.8           0.92          5.00
                                           OCDF        229            2.03          10.0


                                  2,3,7,8-TCDD         24.9           1.38          1.00
                                1,2,3,7,8-PeCDD        54.7           1.04          5.00
                             1,2,3,4,7,8-HxCDD         68.7           1.25          5.00
                             1,2,3,6,7,8-HxCDD         69.6           1.29          5.00
                             1,2,3,7,8,9-HxCDD         73.9           1.28          5.00
                           1,2,3,4,6,7,8-HpCDD         86.9           1.35          5.00
                                          OCDD         210            1.85          10.0
                              Internal Standard      % Recov       D13 Qual
                                  % Recoveries
                             13C-2,3,7,8-TCDF           59
                           13C-1,2,3,7,8-PeCDF          82
                           13C-2,3,4,7,8-PeCDF          79
                        13C-1,2,3,4,7,8-HxCDF           73
                        13C-1,2,3,6,7,8-HxCDF           74
                        13C-2,3,4,6,7,8-HxCDF           69
                        13C-1,2,3,7,8,9-HxCDF           70
                       13C-1,2,3,4,6,7,8-HpCDF          64
                       13C-1,2,3,4,7,8,9-HpCDF          65


                             13C-2,3,7,8-TCDD           72
                           13C-1,2,3,7,8-PeCDD          80
                        13C-1,2,3,4,7,8-HxCDD           66
                        13C-1,2,3,6,7,8-HxCDD           64
                       3C-1,2,3,4,6,7,8-HpCDD           61
                                     13C-OCDD           49

                 GERG/TAMU                                                                             Date: 8/8/95








                                                    PCDDIPCDF Analysis                                     Page 20



                                  CLIENT NAME      NOAA
                                PROJECT NAME       NS&T Year 10
                       -PURCHASE ORDER NO.         Gulf Coast Samples

                                 LAB SAMPLE ID     Ql 0383           EDF-2526
                              CLIENT SAMPLE ID
                        INSTRUMENT DATA FILE       50705LCA04-S20
                                   WET WEIGHT      10.00
                                   DRY WEIGHT
                               PERCENT SOLIDS
                          CALCULATION BASIS        WET
                                  SAMPLE TYPE      SRM               SRM
                                         MATRIX    TISSUE            TISSUE
                                     QC BATCH      DX0202
                              EXTRACTION DATE      4-6-75
                               ANALYSIS DATE       7-5-95
                                                      Conc               Conc        Recy,.
                               Compound Name          (pg/g)             (pg/g)      M
                                    2,3,7,8-TCDF      22.5               17          132
                                 1,2,3,7,8-PeCDF      42.2               40          106
                                 2,3,4,7,8-PeCDF      46.3               38          122
                              1,2,3,4,7,8-HxCDF       89.0               80          ill
                              1,2,3,6,7,8-HxCDF       65.1               63          103
                              2,3,4,6,7,8-HxCDF       63.0               60          105
                              1,2,3,7,8,9-HxCDF       60.1               58          104
                            1,2,3,4,6,7,8-HpCDF       93.4               83          113
                            1,2,3,4,7,8,9-HpCDF       79.8               73          109
                                           OCDF       229                190         121


                                   2,3,7,8-TCDD       24.9               19          131
                                1,2,3,7,8-PeCDD       54.7               40          137
                              1,2,3,4,7,8-HxCDD       68.7               60          115
                              1,2,3,6,7,8-HxCDD       69.6               56          124
                              1,2,3,7,8,9-HxCDD       73.9               60          123
                            1,2,3,4,6,7,8-HpCDD       86.9               76          114
                                           OCDD       210                192         109
                               Internal Standard
                                   % Recoveries
                              13C-2,3,7,8-TCDF
                            13C-1,2,3,7,8-PeCDF
                            13C-2,3,4,7,8-PeCOF
                        13C-1,2,3,4,7,8-HxCDF
                        13C-1,2,3,6,7,8-HxCDF
                        13C-2,3,4,6,7,8-HxCDF
                        13C-1,2,3,7,8,9-HxCDF
                       13C-1,2,3,4,6,7,8-HpCDF
                       13C-1,2,3,4,7,8,9-HpCDF


                              13C-2,3,7,8-TCDD
                           13C-1,2,3,7,8-PeCDD
                        13C-1,2,3,4,7,8-HxCDD
                        13C-1,2,3,6,7,8-HxCDD
                        3C-1,2,3,4,6,7,8-HpCDD
                                      13C-OCDD


                GERG/TAMU                                                                             Date: 8/8/95






                                                           PCDD/PCDF Analysis                                             Page 1



                                     CLIENT NAME        NOAA
                                   PROJECT NAME         NS&T Year 10
                           PURCHASE ORDER NO.           East Coast Samples

                                   LAB SAMPLE ID        K9351
                                CLIENT SAMPLE ID        NYSH
                         INSTRUMENT DATA FILE           50718LCA01-S4
                                     WET WEIGHT         10.04
                                      DRY WEIGHT        0.85
                                 PERCENT SOLIDS         8.50
                            CALCULATION BASIS           DRY
                                     SAMPLE TYPE        SAMP
                                            MATRIX      TISSUE
                                        QC BATCH        DX0204
                                EXTRACTION DATE         4-21-95
                                  ANALYSIS DATE         7-18-95
                                                              Conc           EDL             LMCL           DBQual
                                  Compound Name               (pg/g)         (pg/g)          (pg/g)
                                      2,3,7,8-TCDF                             MI            11.7              ND-
                                   1,2,3,7,8-PeCDF                           12.7            58.5              ND
                                   2,3,4,7,8-PeCDF                           10.9            58.5              ND
                                1,2,3,4,7,8-HxCDF                            7.18            58.5              ND
                                1,2,3,6,7,8-HxCDF                            6.34            58.5              ND
                                2,3,4,6,7,8-HxCDF                            8.22            58.5              ND
                                t12,3,.7.,8,.9-HxCDF-                        .1 2@2          58.5              N D
                              112,3,4,6,7,8-HpCDF                            6.24            58.5              ND
                              1,2,3,4,7,8,9-HpCDF                            7.77            58.5              ND
                                               OCDF                          14.8            117               ND


                                      2,3,7,8-TCDD                             MI            11.7              ND
                                  1,2,3,7,8-PeCDD                            12.3            58.5              ND
                                1,2,3,4,7,8-HxCDD                            9.72            58.5              ND
                                1,2,3,6,7,8-HxCDD                            9.25            58.5              ND
                                1,2,3,7,8,9-HxCDD                            9.69            58.5              ND
                            1,2,3,4,6,7,8-HpCDD               16.1           8.05            58.5              1
                                              OCDD            82.9           9.42            117               1
                                Internal Standard         % Recov          D13 Qual
                                     % Recoveries
                                13C-2,3,7,8-TCDF              62
                            13C-1,2,3,7,8-PeCDF               MI
                            13C-2,3,4,7,8-PeCDF               MI
                         13C-1,2,3,4,7,8-HxCDF                63
                         13C-1,2,3,6,7,8-HxCDF                76
                         13C-2,3,4,6,7,8-HxCDF                69
                         13C-1,2,3,7,8,9-HxCDF                66
                        13C-1,2,3,4,6,7,8-HpCDF               86
                        13C-1,2,3,4,7,8,9-HpCDF               92


                                13C-2,*3,7,8-TCDD             134
                            13C-1,2,3,7,8-PeCDD               MI
                         13C-1,2,3,4,7,8-HxCDD                69
                         13C-1,2,3,6,7,8-HxCDD                80
                         3C-1,2,3,4,6,7,8-HpCDD               79
                                         13C-OCDD             88


                  GERG/TAMU                                                                                       Date: 8/25/95








                                                           PCDDIPCDF Analysis-                                             Page 2



                                    CLIENT NAME         NOAA
                                  PROJECT NAME          NS&T Year 10
                         PURCHASE ORDER NO.             East Coast Samples

                                  LAB SAMPLE ID         K9353
                               CLIENT SAMPLE ID         HRUB
                        INSTRUMENT DATA FILE            50718LCA01 -S5
                                     WET WEIGHT         10.06
                                     DRY WEIGHT         0.74
                                 PERCENT SOLIDS         7.32
                           CALCULATION BASIS            DRY
                                    SAMPLE TYPE         SAMP
                                            MATRIX      TISSUE
                                       QC BATCH         DX0204
                               EXTRACTION DATE          4-21-95
                                 ANALYSIS DATE          7-18-95
                                                               Conc          EDL              LMCL           DBQual
                                 Compound Name                 (pg/g)        (pg/g)           (pg/g)
                                     2,3,7,8-TCDF                              Ml             13.6              ND
                                 1,2,3,7,8-PeCDF               14.3          20.8             67.9
                                 2,3,4,7,8-PeCDF               25.6          19.7             67.9              1
                               1,2,3,4,7,8-HxCDF                             7.57             67.9              ND
                               1,2,3,6,7,8-HxCDF                             6.88             67.9              ND
                               2,3,4,6,7,8-HxCDF               8.33          8.37             67.9              1
                               1,2,3,7,8,9-:HxCOF-'       -"8.@22--'         12.0.         -..67,9              1
                             1,2,3,4;6,7',8-HpCbF              17.6          6.55             67.9              @j
                             1,2,3,4,7,8,9-HpCDF                             8.16             67.9              ND
                                              OCDF             23'.0         11.3             136               1


                                     2,3,7,8-TCDD                              Ml             13.6              ND
                                 1,2,3,7,8-PeCDD                             18.9             67.9              ND
                               1,2,3,4,7,8-HxCDD                             11.6             67.9              ND
                               1,2,3,6,7,8-HxCDD                             11.5             67.9              ND
                               1,2,3,7,8,9-HxCDD                             11.8             67.9              ND
                           1,2,3,4,6,7,8-HpCDD                 68.0          7.39             67.9
                                             OCDD,             324           6.40             136
                               Internal Standard           %   Recov       DB Qual
                                    % Recoveries
                               13C-2,3,7,8-TCDF                56
                           13C-1,2,3,7,8-PeCDF                 MI
                           13C-2,3,4,7,8-PeCDF                 MI
                        13C-1,2,3,4,7,8-HxCDF                  59
                        13C-1,2,3,6,7,8-HxCDF                  66
                        13C-2,3,4,6,7,8-HxCDF                  66
                        13C-1,2,3,7,8,9-HxCDF                  69
                       13C-1,2,3,4,6,7,8-HpCDF                 84
                       13C-1,2,3,4,7,8,9-HpCDF                 95


                               13C-2,3,7,8-TCDD                153            Q
                           13C-1,2,3,7,8-PeCDD                 MI
                        13C-1,2,3,4,7,8-HxCDD                  63
                        13C-1,2,3,6,7,8-HxCDD                  77
                        3C-1,2,3,4,6,7,8-HpCDD                 85
                                        13C-OCDD               99


                 GERG/TAMU                                                                                        Date: 8/25/95






                                                     PCDD/PCDF Analysis                                       Page 3



                                 CLIENT NAME      NOAA
                               PROJECT NAME       NS&T Year 10
                       PURCHASE ORDER NO.         East Coast Samples

                               LAB SAMPLE ID      K9355
                            CLIENT SAMPLE ID      HRJB
                      INSTRUMENT DATA FILE        50706LCA01-SlO
                                 WET WEIGHT       10.01
                                 DRY WEIGHT       1.09
                             PERCENT SOLIDS       10.90
                        CALCULATION BASIS         DRY
                                SAMPLE TYPE       SAMP
                                       MATRIX     TISSUE
                                    QC BATCH      DX0204
                            EXTRACTION DATE       4-21-95
                              ANALYSIS DATE       7-6-95
                                                        Conc         EDL           LMCL          DBQual
                              Compound Name             (pg1g)       (pg/g)        (pg/g)
                                  2,3,7,8-TCDF          20.2         1.09          9.16
                               1,2,3,7,8-PeCDF          4.13         2.21          45.8             1
                               2,3,4,7,8-PeCDF          5.37         2.55          45.8
                            1,2,3,4,7,8-HxCDF                        1.50          45.8            ND
                            1,2,3,6,7,8-HxCDF                        1.38          45.8            ND
                            2,3,4,6,7,8-HxCDF           2.28         1.67          45.8
                                                                                   458
                            .1,2,3,7,8,9:-HxCDF.        5.16         2.28                           J
                          1,2,3,4,6,7,8-HpCDF           3.92         1.29          45.8             1
                          1,2,3,4,7,8,9-HpCDF                        1.44          45.8            ND
                                          OCDF          4.11         2.01          91.6             1


                                 2,3,7,8-TCDD           2.92         1.36          9.16
                              1,2,3,7,8-PeCDD                        1.70          45.8            ND
                            1,2,3,4,7,8-HxCDD                        1.58          45.8            ND
                            1,2,3,6,7,8-HxCDD                        1.50          45.8            ND
                            1,2,3,7,8,9-HxCDD                        1.53          45.8            ND
                          1,2,3,4,6,7,8-HpCDD           15.2         1.26          45.8             1
                                         OCDD           68.9         1.32          91.6
                             Internal Standard      % Recov        D13 Qual
                                 % Recoveries
                            13C-2,3,7,8-TCDF            77
                          13C-1,2,3,7,8-PeCDF           104
                          13C-2,3,4,7,8-PeCDF           115
                      13C-1,2,3,4,7,8-HxCDF             68
                      13C-1,2,3,6,7,8-HxCDF             73
                      13C-2,3,4,6,7,8-HxCDF             75
                      13C-1,2,3,7,8,9-HxCDF             79
                     13C-1,2,3,4,6,7,8-HpCDF            101
                     13C-1,2,3,4,7,8,9-HpCDF            114


                            13C-2,3,7,8-TCDD            96
                         13C-1,2,3,7,8-PeCDD            125
                      13C-1,2,3,4,7,8-HxCDD             77
                      13C-1,2,3,6,7,8-HxCDD             82
                      3C-1,2,3,4,6,7,8-HpCDD            114
                                    13C-OCDD            113


               GERG/TAMIJ                                                                             Date: 8/25/95







                                                         PCDD/PCDF Analysis                                            Page 4


                                   CLIENT NAME        NOAA
                                 PROJECT NAME         NS&T Year 10
                         PURCHASE ORDER NO.           East Coast Samples

                                 LAB SAMPLE ID        K9357
                              CLIENT SAMPLE ID        HRRB
                        INSTRUMENT DATA FILE          50706LCA01-Sl 1
                                    WET WEIGHT        10.14
                                    DRY WEIGHT        1.04
                               PERCENT SOLIDS         10.21
                          CALCULATION BASIS           DRY
                                   SAMPLE TYPE        SAMP
                                           MATRIX     TISSUE
                                       OC BATCH       DX0204
                              EXTRACTION DATE         4-21-95
                                ANALYSIS DATE         7-6-95
                                                             Conc          EDL            LMCL           DBQual
                                Compound Name                (pg/g)        (pg/g)         (pg1g)
                                     2,3,7,8-TCDF            33.5          0.54           9.66            DB225
                                 1,2,3,7,8-PeCDF             5.36          1.56           48.3               1
                                 2,3,4,7,8-PeCDF             8.23          1.87           48.3               1
                              1,2,3,4,7,8-HxCDF              2.98          0.94           48.3               1
                              1,2,3,6,7,8-HxCDF              2.41          0.89           48.3               1
                              2,3,4,6,7,8-HxCDF                            3.00           48.3              ND
                                                             -26           .1.42                             J.
                              T,.2,3,7,.8,9-HxCDF.-          4.                           .48.3
                             l,2,3,'4,6,7,8-HpCDF            13.2          1.14           48.3               1
                             1,2,3,4,7,8,9-HpCDF                           1.21           48.3              ND
                                             OCDF            14.5          1.05           96.6               1


                                    2,3,7,8-TCDD             5.54          0.72           9.66               1
                                 1,2,3,7,8-PeCDD                           1.61           48.3              ND
                              1,2,3,4,7,8-HxCDD                            1.62           48.3              ND
                              1,2,3,6,7,8-HxCDD                            1.49           48.3              ND
                              1,2,3,7,8,9-HxCDD                            1.55           48.3              ND
                            1,2,3,4,6,7,8-HpCDD              45.8          0.41           48.3               1
                                            OCDD             483           0.86           96.6
                               Internal Standard        % Recov          DB, Qual
                                    % Recoveries
                              13C-2,3,7,8-TCDF               75
                            13C-1,2,3,7,8-PeCDF              86
                            13C-2,3,4,7,8-PeCDF              88
                        13C-1,2,3,4,7,8-HxCDF                72
                        13C-1,2,3,6,7,8-HxCDF                73
                        13C-2,3,4,6,7,8-HxCDF                76
                        13C-1,2,3,7,8,9-HxCDF                82
                       13C-1,2,3,4,6,7,8-HpCDF               93
                       13C-1,2,3,4,7,8,9-HpCDF               113


                              13C-2,3,7,8-TCDD               89-
                           13C-1,2,3,7,8-PeCDD               94
                        13C-1,2,3,4,7,8-HxCDD                80
                        13C-1,2,3,6,7,8-HxCDD                81
                        3C-1,2,3,4,6,7,8-HpCDD               112
                                       13C-OCDD              113


                 GERGfTAMU                                                                                     Date: 8125/95






                                                           PCDDIPCDF Analysis                                             Page 5



                                     CLIENT NAME        NOAA
                                  PROJECT NAME          NS&T Year 10
                          PURCHASE ORDER NO.            East Coast Samples

                                   LAB SAMPLE ID        K9359
                               CLIENT SAMPLE ID         HRLB
                         INSTRUMENT DATA FILE           50706LCA01-S12
                                     WET WEIGHT         10.12
                                     DRY WEIGHT         0.74
                                 PERCENT SOLIDS         7.30
                           CALCULATION BASIS            DRY
                                    SAMPLE TYPE         SAMP
                                            MATRIX      TISSUE
                                        QC BATCH        DX0204
                               EXTRACTION DATE          4-21-95
                                 ANALYSIS DATE          7-6-95
                                                             Conc            EDL             LMCL           DBOual
                                 Compound Name               (pg/g)          (pg/g)          (pg/g)
                                      2,3,7,8-TCDF           48.2            0.89            13.5           DB225
                                  1,2,3,7,8-PeCDF                            5.76            67.7              ND
                                  2,3,4,7,8-PeCDF            8.53            5.47            67.7                1
                               1,2,3,4,7,8-HxCDF                             1.39            67.7              ND
                               1,2,3,6,7,8-HxCDF                             2.96            67.7              ND
                               2,3,4,6,7,8-HxCDF             2.60            1.59            67.7
                               1,2,3;7,8,9-HxCDF.'-          6..-119         2.19.-         .67.7
                                                                             1.60.
                            1,2 3 4,6,7,8-HPCDF,             6.14                            67.7
                            1,2,3,4,7,8,9-HpCDF                              1.84            67.7              ND
                                              OCDF           8.29            1.55            135


                                     2,3,7,8-TCDD            11.1            1.66            13.5               J
                                  1,2,3,7,8-PeCDD                            4.24            67.7              ND
                               1,2,3,4,7,8-HxCDD                             2.66            67.7              ND
                               1,2,3,6,7,8-HxCDD                             2.60            67.7              ND
                               1,2,3,7,8,9-HxCDD                             2.63            67.7              ND
                            1,2,3,4,6,7,8-HpCDD              18.3            1.56            67.7
                                              OCDD           88.4            1.73            135
                                Internal Standard         % Recov         DB Qual
                                     % Recoveries
                               13C-2,3,7,8-TCDF              69
                            13C-1,2,3,7,8-PeCDF              77
                            13C-2,3,4,7,8-PeCDF              82
                         13C-1,2,3,4,7,8-HxCDF               63
                         13C-1,2,3,6,7,8-HxCDF               68
                         13C-2,3,4,6,7,8-HxCDF               68
                         13C-1,2,3,7,8,9-HxCDF               69
                       13C-1,2,3,4,6,7,8-HpCDF               85
                       13C-1,2,3,4,7,8,9-HpCDF               96


                               13C-2,3,7,8-TCDD              82
                            13C-1,2,3,7,8-PedDD              87
                         1 3C-1,2,3,4,7,8-HxCOD              71'
                         13C-1,2,3,6,7,8-HxCDD               74
                        3C-1,2,3,4,6,7,8-HpCDD               94
                                        13C-OCDD             85


                 GERG/TAMU                                                                                        Date: 8/25/95







                                                        PCDD/PCDF Analysis                                            Page 6



                                   CLIENT NAME        NOAA
                                 PROJECT NAME         NS&T Year 10
                         PURCHASE ORDER NO.           East Coast Samples

                                 LAB SAMPLE ID        K9361
                              CLIENT SAMPLE ID        NYSR.
                       INSTRUMENT DATA FILE           50706LCA01-S13
                                    WET WEIGHT        10.20
                                    DRY WEIGHT        0.75
                               PERCENT SOLIDS         7.37
                          CALCULATION BASIS           DRY
                                   SAMPLE TYPE        SAMP
                                          MATRIX      TISSUE
                                      QC BATCH        DX0204
                              EXTRACTION DATE         4-21-95
                                ANALYSIS DATE         7-6-95
                                                            Conc          EDL             LMCL           DBQual
                                Compound Name               (pg/g)        (pg/gy          (pg/g)
                                     2,3,7,8-TCDF           38.8          0.86            13.3           1)1322@@-
                                 1,2,3,7,8-PeCDF            6.43          4.24            66.5              1
                                 2,3,4,7,8-PeCDF            10.7          5.10            66.5              1
                              1,2,3,4,7,8-HxCDF             3.69          0.98            66.5
                              1,2,3,6,7,8-HxCDF             3.47          0.90            66.5              1
                              2,3,4,6,7,8-HxCDF             4.46          1.11            66.5              1                    q
                                          -HxCD             -7.97:        1.47
                              1,2,37,8,9         F                                       .66@5.
                            1,2,314,6,7,8-HpCDF             13.2          1.47            '66.5             1
                            1,2,3,4,7,8,9-HpCDF                           1.53            66.5             N D
                                             OCDF           17.2          2.27            133               1


                                    2,3,7,8-TCDD            10.2          1.68            13.3              1
                                 1,2,3,7,8-PeCDD                          2.76            66.5             N D
                              1,2,3,4,7,8-HxCDD                           1.95            66.5             N D
                              1,2,3,6,7,8-HxCDD                           1.82            66.5             N D
                              1,2,3,7,8,9-HxCDD                           1.88            66.5             N D
                            1,2,3,4,6,7,8-HpCDD             47.9          1.55            66.5              1
                                            OCDD            288           1.24            133
                               Internal Standard        % Recov         DB Qual
                                    % Recoveries
                              13C-2,3,7,8-TCDF              71
                            13C-1,2,3,7,8-PeCDF             79
                            13C-2,3,4,7,8-PeCDF             82
                        13C-1,2,3,4,7,8-HxCDF               65
                        13C-1,2,3,6,7,8-HxCDF               69
                        13C-2,3,4,6,7,8-HxCDF               70
                        13C-1,2,3,7,8,9-HxCDF               73
                       13C-1,2,3,4,6,7,8-HpCDF              83
                       13C-1,2,3,4,7,8,9-HpCDF              99


                              13C-2,3,7,8-TCDD              84
                           13C-1,2,3,7,8-PeCDD              87
                       -1 3C-1,2,3,4,7,8-HxCDD              74
                         13C-1,2,3,6,7,8-HxCDD              74
                        3C-1,2,3,4,6,7,8-HpCDD              101
                                       13C-OCDD             94


                 GERG/TAMU                                                                                    Date: 8125/95






                                                           PCDD/PCDF Analysis                                             Page 7



                                     CLIENT NAME        NOAA
                                   PROJECT NAME         NS&T Year 10
                           PURCHASE ORDER NO.           East Coast Samples

                                   LAB SAMPLE ID        K9365
                                CLIENT SAMPLE ID        NYLB
                          INSTRUMENT DATA FILE          50706LCA01-S14
                                      WET WEIGHT        10.19
                                      DRY WEIGHT        0.75
                                 PERCENT SOLIDS         7.39
                            CALCULATION BASIS           DRY
                                     SAMPLE TYPE        SAMP
                                             MATRIX     TISSUE
                                         QC BATCH       DX0204
                                EXTRACTION DATE         4-21-95
                                  ANALYSIS DATE         7-6-95
                                                             Conc            EDL              LMCL          DBQual
                                  Compound Name              (pg/g)          (pg/g)           (pg/g)
                                       2,3,7,8-TCDF          31.3            0.71             13.3           DB225
                                   1,2,3,7,8-PeCDF                           6.10             66.4             ND
                                   2,3,4,7,8-PeCDF,          11.9            5.02             66.4              1
                                1,2,3,4,7,8-HxCDF            3.61            2.18             66.4              1
                                1,2,3,6,7,8-HxC    DF        3.82            2.09             66.4              1
                                2,3,4,6,7,8-HxCDF                            3.82             66.4             ND
                                1 12,3,7,.8,[email protected]       7.68            3.42             66.4              1
                              1,213;4,6,7,8-HpCDF            14.9            2.25             66.4              J
                              1,2,3,4,7,8,9-HpCDF                            2.44             66.4             ND
                                               OCDF          18.5            1.66             133               1


                                      2,3,7,8-TCDD           10.2            0.93             13.3              j
                                   1,2,3,7,8-PeCDD                           3.70             66.4             ND
                                1,2,3,4,7,8-HxCDD                            2.34             66.4             ND
                                1,2,3,6,7,8-HxCDD                            2.30             66.4             ND
                                1,2,3,7,8,9-HxCDD                            2.33             66.4             ND
                              1,2,3,4,6,7,8-HpCDD            54.7            1.00             66.4              1
                                              OCDD           315             1.67             133
                                 Internal Standard         %   Recov       DB Qual
                                      % Recoveries
                                13C-2,3,7,8-TCDF               67
                             13C-1,2,3,7,8-PeCDF               77
                              13C-2,3,4,7,8-PeCDF              79
                          13C-1,2,3,4,7,8-HxCDF                63
                          13C-1,2,3,6,7,8-HxCDF                66
                          13C-2,3,4,6,7,8-HxCDF                68
                          13C-1,2,3,7,8,9-HxCDF                71
                        13C-1,2,3,4,6,7,8-HpCDF                78
                        13C-1,2,3,4,7,8,9-HpCDF                93


                                13C-2,3,7,8-TCDD               80
                             13C-1,2,3,7,8-PeCDD               83
                          13C-1,2,3,4,7,8-HxCDD                71
                          13C-1,2,3,6,7,8-HxCDD                71
                         3C-1,2,3,4,6,7,8-HpCDD                92
                   GERG/TAMU             13C-OCDD              85                                                 Date: 8/25/95







                                                         PCDD/PCDF Analysis                                             Page 8


                                    CLIENT NAME        NOAA
                                 PROJECT NAME          NS&T Year 10
                         PURCHASE ORDER NO.            East Coast Samples

                                  LAB SAMPLE ID        K9542
                               CLIENT SAMPLE ID        DBCI
                         INSTRUMENT DATA FILE          50718LCA01-S6
                                    WET WEIGHT         10.20
                                     DRY WEIGHT        2.17
                                PERCENT SOLIDS         21.25
                          CALCULATION BASIS            DRY
                                   SAMPLE TYPE         SAMP
                                           MATRIX      TISSUE
                                       QC BATCH        DX0204
                               EXTRACTION DATE         4-21-95
                                 ANALYSIS DATE         7-18-95
                                                             Conc          EDL             LMCL           DBQual
                                Compound Name                (pg/g)        (pg/g)          (pg/g)
                                     2,3,7,8-TCDF                            MI            4.61             ND
                                  1,2,3,7,8-PeCDF                          5.55            23.1             ND
                                  2,3,4,7,8-PeCDF                          4.60            23.1             ND
                               1,2,3,4,7,8-HxCDF                           2.27            23.1             ND
                               1,2,3,6,7,8-HxCDF                           2.12            23.1             ND
                               2,3,4,6,7,8-HxCDF                           2.46            23.1             ND
                               j,2,3-,7,%9-HxCDF                           3.5 7           .23.1            ND.
                            .1,2,3,4,6,7,8-HpC.DF.                         1.56            23.1             ND
                             1,2,3,4,7,8,9-HpCDF                           1.90            23.1             ND
                                             OCDF                          3.54            46.1             ND


                                     2,3,7,8-TCDD                            MI            4.61             ND
                                 1,2,3,7,8-PeCDD                           4.99            23.1             ND
                               1,2,3,4,7,8-HxCDD                           2.58            23.1             ND
                               1,2,3,6,7,8-HxCDD                           2.49            23.1             ND
                               1,2,3,7,8,9-HxCDD                           2.59            23.1             ND
                            1,2,3,4,6,7,8-HpCDD              7.66          2.08            23.1              1
                                             OCDD            33.6          2.41            46.1              1
                               Internal Standard         % Recov         D13 Qual
                                    % Recoveries
                               13C-2,3,7,8-TCDF              56
                            13C-1,2,3,7,8-PeCDF              ml
                            13C-2,3,4,7,8-PeCDF              ml
                         13C-1,2,3,4,7,8-HxCDF               61
                         13C-1,2,3,6,7,8-HxCDF               69
                         13C-2,3,4,6,7,8-HxCDF               73
                         13C-1,2,3,7,8,9-HxCDF               73
                       13C-1,2,3,4,6,7,8-HpCDF               96
                       13C-1,2,3,4,7,8,9-HpCDF               104


                               13C-2,3,7,8-TCDD            .128
                            13C-1,2,3,7,8-PeCDD              ml
                         13C-1,2,;3,4,7,8-HxCDD              70
                         13C-1,2,3,6,7,8-HxCDD               82
                        3C-1,2,3,4,6,7,8-HpCDD               100
                                        13C-OCDD             105


                 GERG/TAMU                                                                                      Date: 8/25/95






                                                            PCDD/PCDF Analysis                                              Page 9



                                      CLIENT NAME        NOAA
                                   PROJECT NAME          NS&T Year 10
                           PURCHASE ORDER NO.            East Coast Samples

                                    LAB SAMPLE ID        K9544
                                CLIENT SAMPLE ID         CCNH
                          INSTRUMENT DATA FILE           50718LCA01-S7
                                      WET WEIGHT         10.42
                                      DRY WEIGHT         2.16
                                  PERCENT SOLIDS         20.76
                             CALCULATION BASIS           DRY
                                     SAMPLE TYPE         SAMP
                                             MATRIX      TISSUE
                                         QC BATCH        DX0204
                                EXTRACTION DATE          4-21-95
                                  ANALYSIS DATE          7-18-95
                                                              Conc            EDL             LMCL            DBQual
                                  Compound Name               (pg/g)          (pg/g)          (pg/g)
                                       2,3,7,8-TCDF           3.42            1.29            4.62               1
                                  1,2,3,7,8-PeCDF                             1.31            23.1              ND
                                  2,3,4,7,8-PeCDF                             1.46            23.1              ND
                                1,2,3,4,7,8-HxCDF                             0.78            23.1              ND
                                1,2,3,6,7,8-HxCDF             0.53            0.73.           23.1               1
                                2,3,4,6,'1,8-HxCDF                            0*91            .23*1             ND
                                1,2 3,7'8,9-HxCDF                             2.13            .-.23.1           ND
                                                                              0.89            -23.1             ND
                                         -7'
                              1,2,3,-4,6,'  8-HpCDF
                              1,2,3,4,7,8,9-HpCDF.                            1.03            23.1              ND
                                               OCDF                           2.16            46.2              ND


                                      2,3,7,8-TCDD                            1.30            4.62              ND
                                  1,2,3,7,8-PeCDD                             1.62            23.1              ND
                                1,2,3,4,7,8-HxCDD                             1.12            23.1              ND
                                1,2,3,6,7,8-HxCDD                             1.15            23.1              ND
                                1,2,3,7,8,9-HxCDD                             1.17            23.1              ND
                             1,2,3,4,6,7,8-HpCDD              3.07            1.38            23.1               1
                                               OCDD           18.7            1.12            46.2               1
                                 Internal Standard         % Recov          DB Qual
                                      % Recoveries
                                13C-2,3,7,8-TCDF              58
                             13C-1,2,3,7,8-PeCDF              Ml
                             13C-2,3,4,7,8-PeCDF              MI
                          13C-1,2,3,4,7,8-HxCDF               69
                          13C-1,2,3,6,7,8-HxCDF               75
                          13C-2,3,4,6,7,8-HxCDF               73
                          13C-1,2,3,7,8,9-HxCDF               75
                        13C-1,2,3,4,6,7,8-HpCDF               80
                        13C-1,2,3,4,7,8,9-HpCDF               87


                                13C-2,3,7,8-TCDD-             98
                             13C-1,2,8,7,8-PeCDD              Ml
                          13C-1,2,3,4 7,8-HxCDD               '73
                          13*C-1,2,3,6,'7,8-HxCDD             77
                         3C-1,2,3,4,6,7,8-HpCDD               79
                  GERG/TAMU              13C-OCDD             84                                                    Date: 8/25195







                                                    PCDD/PCDF Analysis                                     Page 10


                                 CLIENT NAME     NOAA
                              PROJECT NAME       NS&T Year 10
                       PURCHASE ORDER NO.        East Coast Samples

                              LAB SAMPLE ID      K9546
                           CLIENT SAMPLE ID      SHFP
                      INSTRUMENT DATA FILE       50706LCA01-S18
                                 WET WEIGHT      10.27
                                 DRY WEIGHT      1.47
                            PERCENT SOLIDS       14.30
                        CALCULATION BASIS        DRY
                                 SAMPLE TYPE     SAMP
                                       MATRIX    TISSUE
                                   QC BATCH      DX0204
                           EXTRACTION DATE       4-21-95
                             ANALYSIS DATE       7-06-95
                                                     Conc           EDL           LMCL          DBQuaI
                             Compound Name           (pg/g)         (pg/g)        (pg/g)
                                 2,3,7,8-TCDF        6.82           0.51          6.81
                              1,2,3,7,8-PeCDF                       3.36          34.0            ND
                              2,3,4,7,8-PeCDF                       1.58          34.0            ND
                           1,2,3,4,7,8-HxCDF                        1.72          34.0            ND
                           1,2,3,6,7,8-HxCD-F                       1.66          34.0            ND
                           2,3,4,6,7,8-HxCDF                        1.-96         34.0            ND -
                                       -HxCQF                                     34.0            J*
                           1,2,3,7,8,9               4.08           2:38
                         1,2,3,4,6,7' 8-HpdbF        8.90           0.91          34.0'           J

                                         OCDF        10.2           0.33          68.1            1
                          1,2',3,4,7,8,9-HpCDF                      1.10          34.0            ND



                                 2,3,7,8-TCDD                       1.17          6.81            ND
                              1,2,3,7,8-PeCDD        2.98           1.27          34.0            1
                           1,2,3,4,7,8-HxCDD                        0.99          34.0            ND
                           1,2,3,6,7,8-HxCDD                        0.91          34.0            ND
                           1,2,3,7,8,9-HxCDD                        0.94          34.0            ND
                        1,2,3,4,6,7,8-HpCDD          38.1           0.42          34.0
                                        OCDD         185            0.35          68.1
                            Internal Standard      % Recov        DB Qual
                                 % Recoveries
                           13C-2,3,7,8-TCDF            53
                        13C-1,2,3,7,8-PeCDF            72
                        13C-2,3,4,7,8-PeCDF            80
                      13C-1,2,3,4,7,8-HxCDF            51
                      13C-1,2,3,6,7,8-HxCDF            51
                      13C-2,3,4,6,7,8-HxCDF            55
                      13C-1,2,3,7,8,9-HxCDF            53
                     13C-1,2,3,4,6,7,8-HpCDF           66
                     13C-1,2,3,4,7,8,9-HpCDF           72


                           13C-2,3,7,8-TCDD            70-
                        13C-1,2,3,7,8-PeCDD            87
                      13C-1,2,3,4,7,8-HxCDD            54
                      13C-1,2,3,6,7,8-HxCDD            57
                     3C-1,2,3,4,6,7,8-HpCDD            73
                                   13C-OCDD            66


               GERG/TAMU                                                                            Date: 8/25/95






                                                             PCDD/PCDF Analysis                                            Page 11



                                      CLIENT NAME         NOAA
                                    PROJECT NAME          NS&T Year 10
                            PURCHASE ORDER NO.            East Coast Samples

                                    LAB SAMPLE ID         K9548
                                 CLIENT SAMPLE ID         MBNB
                           INSTRUMENT DATA FILE           50706LCA01-S19
                                       WET WEIGHT         10.03
                                       DRY WEIGHT         1.61
                                  PERCENT SOLIDS          16.05
                             CALCULATION BASIS            DRY
                                      SAMPLE TYPE         SAMP
                                              MATRIX      TISSUE
                                          QC BATCH        DX0204
                                 EXTRACTION DATE          4-21-95
                                   ANALYSIS DATE          7-06-95
                                                               Conc             EDL             LMCL           DBQual
                                   Compound Name               (pg/g)           (pg1g)          (pg/g)
                                        2,3,7,8-TCDF           8.00             0.23          ...6.21          DB225
                                    1,2,3,7,8-PeCDF            1.16             0.46            31.1              1
                                    2,3,4,7,8-PeCDF            1.41             0.52            31.1              1
                                 1,2,3,4,7,8-HxCDF                              0.57            31.1             ND
                                 1,2,3,6,7,8-HxCDF                              0.53            31.1             ND
                                 2,3,4,6,7,8-HxCDF                              1.23            31.1             ND
                                 .1,2,3,7,8,9-HxCDF                             2.95            31.1             ND
                               1,-2,3,4,6,7,8-HpCDF            4.26             0.49            31.1              1
                               1,2,3,4,7,8,9-HpCDF                              0.52            31.1             ND
                                                OCDF                            4.28            62.1             ND


                                       2,3,7,8-TCDD                             0.88            6.21             ND
                                    1,2,3,7,8-PeCDD                             1.20            31.1             ND
                                 1,2,3,4,7,8-HxCDD                              0.58            31.1             ND
                                 1,2,3,6,7,8-HxCDD                              0.55            31.1             ND
                                 1,2,3,7,8,9-HxCDD                              0.57            31.1             ND
                               1,2,3,4,6,7,8-HpCDD             19.9             0.36            31.1              1
                                                OCDD           83.7             0.28            62.1
                                  Internal Standard         % Recov          DI3 Qual
                                       % Recoveries
                                 13C-2,3,7,8-TCDF                67
                              13C-1,2,3,7,8-PeCDF                65
                              13C-2,3,4,7,8-PeCDF                71
                           13C-1,2,3,4,7,8-HxCDF                 62
                           13C-1,2,3,6,7,8-HxCDF                 62
                           13C-2,3,4,6,7,8-HxCDF                 65
                           13C-1,2,3,7,8,9-HxCDF                 66
                         13C-1,2,3,4,6,7,8-HpCDF                 73
                         13C-1,2,3,4,7,8,9-HpCDF                 86


                                 13C-2,3,7,8-TCDD                76
                              13C-1,2,3,7,8-PeCDD                72
                           1 3C- 1 - 2,3,4,7,8-HxCD D            65
                           13C-1:2,3,6,7,8-HxCDD                 67
                          3C-1,2,3,4,6,7,8-HpCDD                 88
                   GERG/TAMU              13C-OCDD               81                                                  Date: 8/25/95







                                                                PCDD/PCDF Analysis                                             Page 12


                                      CLIENT NAME         NOAA
                                    PROJECT NAME          NS&T Year 10
                           PURCHASE ORDER NO.             East Coast Samples

                                    LAB SAMPLE ID         K9550
                                CLIENT SAMPLE ID          CAKP
                          INSTRUMENT DATA FILE            50706LCA01-S20
                                       WET WEIGHT         10.39
                                       DRY WEIGHT         2.03
                                  PERCENT SOLIDS          19.49
                             CALCULATION BASIS            DRY
                                      SAMPLE TYPE         SAMP
                                              MATRIX      TISSUE
                                          QC BATCH        DX0204
                                EXTRACTION DATE           4-21-95
                                   ANALYSIS DATE          7-06-95
                                  Compound Name                 Conc             EDL             LMCL             DBQuaI
                                                                (pg/g)           (pg1g)          (pg/g)
                                       2,3,7,8-TCDF             2.58             0.19            4.94
                                    1,2,3,7,8-PeCDF                              0.94            24.7               ND
                                    2,3,4,7,8-PeCDF                              0.99            24.7               ND
                                1,2,3,4,7,8-HxCDF                                0.37            24.7               ND
                                1,2,3,6,7,8-HxCDF               0.86             0.35            24.7
                                2,3,4,6,7,8-HxCDF               0.77             0.43            24.7
                                1,2,3-'7,-$,'9-HxCDF            12.'29            58.
                                                                                                ...24.7              1
                                                                .1.99,           0.23            24.7                J
                              1,2,3,4,7,8,9-HpCDF                                0.25            24.7               ND
                                                OCDF            2.04             0.37            49.4


                                       2,3,7,8-TCDD                              0.27            4.94               ND
                                   1,2,3,7,8-PeCDD              1.19             0.81            24.7                1
                                1,2,3,4,7,8-HxCDD                                0.57            24.7               ND
                                1,2,3,6,7,8-HxCDD                                0.56            24.7               ND
                                1,2,3,7,8,9-HxCDD                                0.57            24.7               ND
                             1,2,3,4,6,7,8-HpCDD                6.06             0.24            24.7                1
                                                OCDD            23.7             0.42            49.4               -J
                                 Internal Standard           % Recov          DB Qual
                                      % Recoveries
                                13C-2,3,7,8-TCDF                61
                             13C-1,2,3,7,8-PeCDF                65
                             13C-2,3,4,7,8-PeCDF                66
                          13C-1,2,3,4,7,8-HxCDF                 63
                          13C-1,2,3,6,7,8-HxCDF                 64
                          13C-2,3,4,6,7,8-HxCDF                 66
                          13C-1,2,3,7,8,9-HxCDF                 67
                        13C-1,2,3,4,6,7,8-HpCDF                 73
                        13C-1,2,3,4,7,8,9-HpCDF                 81

                                13C-2,3,7,8-TCDD                74
                             13C-1,2,3,7,8-PeCDD                68
                          13C-1,2,3,4,7,8-HxCDD                 67
                          13C-1,2,3,6,7,8-HxCDD                 68
                         3C-1,2,3,4,6,7,8-HpCDD                 84
                                          13C-OCDD              74


                  GERG/TAMU                                                                                             Date: 8/25/95






                                                      PCDD/PCDF Analysis                                      Page 13



                                  CLIENT NAME      NOAA
                               PROJECT NAME        NS&T Year 10
                        PURCHASE ORDER NO.         East Coast Samples

                                LAB SAMPLE ID      K9552
                             CLIENT SAMPLE ID      CAGH
                       INSTRUMENT DATA FILE        50706LCA01-S21
                                  WET WEIGHT       10.07
                                  DRY WEIGHT       1.63
                              PERCENT SOLIDS       16.22
                         CALCULATION BASIS         DRY
                                 SAMPLE TYPE       SAMP
                                        MATRIX     TISSUE
                                    OC BATCH       DX0204
                             EXTRACTION DATE       4-21-95
                              ANALYSIS DATE        7-06-95
                                                       Conc           EDL            LMCL          DBQual
                              Compound Name            (pg/g)         (pg/g)         (pg/g)
                                   2,3,7,8-TCDF        3.10           0.19           6.12
                                1,2,3,7,8-PeCDF                       0.94           30.6            ND
                                2,3,4,7,8-PeCDF                       0.99           30.6            ND
                             1,2,3,4,7,8-HxCDF                        0.37           30.6            ND
                             1,2,3,6,7,8-HxCDF         0.94           0.35           30.6             1
                             2,3,4,6,7,8-HxCDF         1.15           0.43           30.6             1
                                                                      .0.58          30.6            -J
                             1,2,3,7,8,9-HxCDF         .2.93
                                                                      023            30.6             1
                          1,2,3,4,6,7 8-HOCDF          1.74
                           1,2,3,4,7,8:9-HpCDF                        0,25           30.6            ND
                                           OCDF        2.59           0.37           61.2             1


                                  2,3,7,8-TCDD         1.08           0.27           6.12             1
                               1,2,3,7,8-PeCDD                        0.81           30.6            ND
                             1,2,3,4,7,8-HxCDD                        0.57           30.6            ND
                             1,2,3,6,7,8-HxCDD                        0.56           30.6            ND
                             1,2,3,7,8,9-HxCDD                        0.57           30.6            ND
                         1,2,3,4,6,7,8-HpCDD           9.50           0.24           30.6             1
                                          OCDD         36.7           0.42           61.2             1
                             Internal Standard       % Recov        DB Qual
                                  % Recoveries
                             13C-2,3,7,8-TCDF            58
                         13C-1,2,3,7,8-PeCDF             58
                         13C-2,3,4,7,8-PeCDF             58
                         3C-1,2,3,4,7,8-HxCDF            56
                       13C-1,2,3,6,7,8-HxCDF             58
                       13C-2,3,4,6,7,8-HxCDF             59
                       13C-1,2,3,7,8,9-HxCDF             60
                      13C-1,2,3,4,6,7,8-HpCDF            62
                      13C-1,2,3,4,7,8,9-HpCDF            77


                             13C-2,3,7,8-TCDD            67
                         13C-1,2,3,7,8-PeCDD             59
                       1 3C-1,2,3,4,7,8-HxCDD            60
                       13C-1,2,3,6,7,8-HxCDD             60
                       3C-1,2,3,4,6,7,8-HpCDD            77
                GERG/TAMU            13C-OCDD            66                                             Date: 8/25/95







                                                           PCDD/PCDF Analysis                                            Page 14



                                     CLIENT NAME        NOAA
                                   PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.            East Coast Samples

                                   LAB SAMPLE ID        K9554
                               CLIENT SAMPLE ID         MSSP
                         INSTRUMENT DATA FILE           50706LCA01-S22
                                     WET WEIGHT         10.06
                                      DRY WEIGHT        1.66
                                 PERCENT SOLIDS         16.46
                           CALCULATION BASIS            DRY
                                     SAMPLE TYPE        SAMP
                                            MATRIX      TISSUE
                                        QC BATCH        DX0204
                               EXTRACTION DATE          4-21-95
                                 ANALYSIS DATE          7-06-95
                                                             Conc            EDL             LMCL           DBQual
                                 Compound Name               (pg/g)          (pg/g)          (pg/g)
                                      2,3,7,8-TCDF           3.15            0.21            6.04               1
                                   1,2,3,7,8-PeCDF           1.27            0.58            30.2
                                   2,3,4,7,8-PeCDF           1.09            0.66            30.2               1
                               1,2,3,4,7,8-HxCDF                             0.81            30.2              ND
                               1,2,3,6,7,8-HxCDF             1.34            0.55            30.2               1
                               2,3,4,6,7,8-HxCDF             0.73            0.66            30.2               1
                               .1, 2,3' 7,8,9-HxC,DF         3.04           -0.90            30.2              ..J
                             1,2,3,4,6,7 ' 8-HpCDF           2.10            0.38            30.2               1
                              1,2,3,4,7,8,9-HpCDF                            0.43            30.2              ND
                                               OCDF          2.45            0.31            60.4               1


                                     2,3,7,8-TCDD            0.61            0.24            6.04               1
                                  1,2,3,7,8-PeCDD            2.13            0.54            30.2               1
                               1,2,3,4,7,8-HxCDD                             0.28            30.2              ND
                               1,2,3,6,7,8-HxCDD                             0.27            30.2              ND
                               1,2,3,7,8,9-HxCDD                             0.27            30.2              ND
                             1,2,3,4,6,7,8-HpCDD             6.07            0.35            30.2               1
                                              OCDD           24.5            0.47            60.4               1
                                Internal Standard          %  Recov        D13 Qual
                                     % Recoveries
                               13C-2,3,7,8-TCDF               58
                             13C-1,2,3,7,8-PeCDF              58
                             13C-2,3,4,7,8-PeCDF              62
                         13C-1,2,3,4,7,8-HxCDF                56
                         13C-1,2,3,6,7,8-HxCDF                59
                         13C-2,3,4,6,7,8-HxCDF                61
                         13C-1,2,3,7,8,9-HxCDF                60
                        13C-1,2,3,4,6,7,8-HpCDF               72
                        13C-1,2,3,4,7,8,9-HpCDF               79


                               13C-2,3,7,8-TCDD               68
                            13C-1,2,3,7,8-PeCDD               59
                         13C-1,2,3,4,7,8-HxCDD                61
                         13C-1,2,3,6,7,8-HxCDD                63
                         3C-1,2,3,4,6,7,8-HpCDD               82
                                         13C-OCDD             70


                  GERG/TAMU                                                                                       Date: 8/25/95






                                                       PCDD/PCDF Analysis                                      Page 15



                                  CLIENT NAME       NOAA
                                PROJECT NAME        NS&T Year 10
                         PURCHASE ORDER NO.         East Coast Samples

                                LAB SAMPLE ID       K9556
                             CLIENT SAMPLE ID       PBSI
                        INSTRUMENT DATA FILE        50706LCA01-S23
                                   WET WEIGHT       10.14
                                   DRY WEIGHT       1.50
                               PERCENT SOLIDS       14.78
                          CALCULATION BASIS         DRY
                                  SAMPLE TYPE       SAMP
                                         MATRIX     TISSUE
                                     QC BATCH       DX0204
                             EXTRACTION DATE        4-21-95
                               ANALYSIS DATE        7-06-95
                                                         Conc          EDL            LMCL          DBQuaf
                               Compound Name             (pg/g)        (pg/g)         (pg/g)
                                    2,3,7,8-TCDF         5.14          0.26           6.67              1
                                1,2,3,7,8-PeCDF          0.85          0.73           33.4              1
                                2,3,4,7,11-PeCDF                       1,15           33*4            ND
                             1,2,3,4,7,8-HxCDF                         0.71           33.4            ND
                             1,2,3,6,7,8-HxCDF           1.03          0.66           33.4
                             2,3,4,6,7,8-HxCDF           1.00          0.79           33.4
                               - 3,7,8,9-HkCDF           3.43          1.12           33.4
                               2
                            1,2,3j4,6,7,8-HbCDF                        3.09           33.4            ND
                            1,2,3,4,7,8,9-HpCDF                        0.55           33.4            ND
                                           OCDF                        3.06           66.7            ND


                                   2,3,7,8-TCDD          0.66          0.29           6.67
                                1,2,3,7,8-PeCDD          1.93          1.44           33.4
                             1,2,3,4,7,8-HxCDD           1.76          0.64           33.4
                             1,2,3,6,7,8-HxCDD           1.38          0.60           33.4
                             1,2,3,7,8,9-HxCDD                         0.62           33.4            ND
                          1,2,3,4,6,7,8-HpCDD            11.2          0.16           33.4
                                           OCDD          42.4          0.57           66.7
                              Internal Standard       % Recov        DB Qual
                                  % Recoveries
                             13C-2,3,7,8-TCDF            61
                          13C-1,2,3,7,8-PeCDF            60
                          13C-2,3,4,7,8-PeCDF            61
                        13C-1,2,3,4,7,8-HxCDF            61
                        13C-1,2,3,6,7,8-HxCDF            63
                        13C-2,3,4,6,7,8-HxCDF            65
                        13C-1,2,3,7,8,9-HxCDF            65
                      13C-1,2,3,4,6,7,8-HpCDF            74
                      13C-1,2,3,4,7,8,9-HpCDF            84


                             13C-2,3,7,8-TCDD            72
                          13C-1,2,3,7,8-PeCDD            65
                        13C-1,2,3,4,7,8-HxCDD            65
                        13C-1,2,3,6,7,8-HxCDD            67
                       3C-1,2,3,4,6,7,8-HpCDD            84
                 GERG/TAMU            13C-OCDD           71                                              Date: 8/25/95







                                                   PCDD/PCDF Analysis                                     Page 16


                                CLIENT NAME      NOAA
                              PROJECT NAME       NS&T Year 10
                      PURCHASE ORDER NO.         East Coast Samples

                              LAB SAMPLE ID      Q1 1920
                           CLIENT SAMPLE ID
                     INSTRUMENT DATA FILE        50706LCA01-S7
                                WET WEIGHT       1.00
                                DRY WEIGHT       1.00
                            PERCENT SOLIDS
                       CALCULATION BASIS         DRY
                               SAMPLE TYPE       BLANK
                                      MATRIX
                                   QC BATCH      DX0204
                           EXTRACTION DATE       4-21-95
                             ANALYSIS DATE       7-06-95
                                                     Conc           EDL           LMCL         DBQual
                             Compound Name           (pg/g)         (pg/g)        (pg/g)
                                 2,3,7,8-TCDF                       1.66          10.0           ND
                              1,2,3,7,8-PeCDF        2.71           1.65          50.0            1
                              2,3,4,7,8-PeCDF        2.24           1.92          50.0            1
                           1,2,3,4,7,8-HxCDF         1.93           1.66          50.0            1
                           1,2,3,6,7,8-HxCDF                        3.06          50.0           ND
                           2,3,4,6,7,8-HxCDF         2.44           1.94          50.0            1
                           1,2,3,7,8,9-14xCDF       -5.99'-         -2.87.
                                                                                  50.0..          1
                        1,2,3"4,617,87HpCDF''                       3.11'         50.0           ND
                         1,2,3,4,7,8,9-HpCDF                        2.13          50.0           ND
                                        OCDF                        3.63          100            ND


                                2,3,7,8-TCDD                        1.58          10.0           ND
                             1,2,3,7,8-PeCDD         3.82           2.46          50.0            1
                           1,2,3,4,7,8-HxCDD                        2.52          50.0           ND
                           1,2,3,6,7,8-HxCDD                        2.40          50.0           ND
                           1,2,3,7,8,9-HxCDD                        2.44          50.0           ND
                         1,2,3,4,6,7,8-HpCDD         2.92                         50.0            1
                                        OCDD         5.06           2.50          100             1
                            Internal Standard      % Recov        DI3 Qual
                                % Recoveries
                           13C-2,3,7,8-TCDF           69
                         13C-1,2,3,7,8-PeCDF          89
                         13C-2,3,4,7,8-PeCOF          97
                       13C-1,2,3,4,7,8-HxCDF          71
                       13C-1,2,3,6,7,8-HxCDF          81
                      13C-2,3,4,6,7,8-HxCDF           78
                      13C-1,2,3,7,8,9-HxCDF           76
                    13C-1,2,3,4,6,7,8-HpCDF           78
                    13C-1,2,3,4,7,8,9-HpCDF           84

                           13C-2,3,7,8-TCDD           8i
                        13C-1,2,3,7,8-PeCDD           97
                      13C-1,2,3,4,7,8-HxCDD           74
                      13C-1,2,3,6,7,8-HxCDD           81
                     3C-1,2,3,4,6,7,8-HpCDD           80
                                   13C-OCDD           73


               GERG/TAMU                                                                            Date: 8/25/95






                                                          PCDD/PCDF Analysis                                          Page 17



                                    CLIENT NAME        NOAA
                                  PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.           East Coast Samples

                                  LAB SAMPLE ID        011924
                               CLIENT SAMPLE ID        HRRI3
                         INSTRUMENT DATA FILE          50706LCA01-S24
                                    WET WEIGHT         10.13
                                     DRY WEIGHT        1.11
                                PERCENT SOLIDS         10.93
                           CALCULATION BASIS           DRY
                                    SAMPLE TYPE        DUP
                                           MATRIX      TISSUE
                                       QC BATCH        DX0204
                               EXTRACTION DATE         4-21-95
                                 ANALYSIS DATE         7-06-95
                                                           Conc             EDL             LMCL           DBQual
                                 Compound Name             (pg/g)           (pg/g)          (pg/g)
                                     2,3,7,8-TCDF          32.1             0.46            9.03           DB225
                                  1,2,3,7,8-PeCDF          4.50             3.30            45.2              1
                                  2,3,4,7,8-PeCDF          6.13             4.14            45.2              1
                               1,2,3,4,7,8-HxCDF           2.47             1.29            45.2              1
                               1,2,3,6,7,8-HxCDF           2.07             1.17            45.2
                               2,3,4,6,7,8-HxCDF           2.15             1.44            45.2
                               1.,2,3,7,8,9-HxCDF          4..52            1.94            45.2              J.
                             1,2,3,4,617,8-HOCDF           12.1             1.25            45.2
                             1,2,3,4,7,8,9-HpCDF                            1.41            45.2             ND
                                              OCDF                          15.4            90.3             ND


                                     2,3,7,8-TCDD                           5.27            9.03             ND
                                  1,2,3,7,8-PeCDD          3.15             1.93            45.2
                               1,2,3,4,7,8-HxCDD           2.44             2.81            45.2
                               1,2,3,6,7,8-HxCDD           4.79             2.74            45.2
                               1,2,3,7,8,9-HxCDD                            2.78            45.2             ND
                           1,2,3,4,6,7,8-HpCDD             46.8             0.81            45.2
                                             OCDD          472              0.41            90.3
                                Internal Standard         %  Recov       DB Qual
                                    % Recoveries
                               13C-2,3,7,8-TCDF              63
                           13C-1,2,3,7,8-PeCDF               64
                           13C-2,3,4,7,8-PeCDF               64
                         13C-1,2,3,4,7,8-HxCDF               64
                         13C-1,2,3,6,7,8-HxCDF               66
                         13C-2,3,4,6,7,8-HxCDF               68
                         13C-1,2,3,7,8,9-HxCDF               71
                       13C-1,2,3,4,6,7,8-HpCDF               80
                       13C-1,2,3,4,7,8,9-HpCDF               86


                               13C-2,3,7,8-TCDD              77
                           13C-1,2,3,7,8-PeCDD               67
                         13,C-1,2,3,4,7,8-HxCDD              68
                         13C-1,2,3,6,7,8-HxCDD               69
                        3C-1,2,3,4,6,7,8-HpCDD               89
                 GERG/TAMU              13C-OCDD             75                                                 Date: 8/25/95







                                                     PCDD/PCDF Analysis                                      Page 18



                               CLIENT NAME       NOAA
                             PROJECT NAME        NS&T Year 10
                      PURCHASE ORDER NO.         East Coast Samples

                              LAB SAMPLE ID      K9357                   Q1 1924
                           CLIENT SAMPLE ID      HRRB                    HRRB
                    INSTRUMENT DATA FILE         50706LCA01-Sl 1         50706LCAOJ@S24
                                WET WEIGHT       10.14                   10.13
                                DRY WEIGHT       1.04                    1.11
                            PERCENT SOLIDS       10.21                   10.93
                       CALCULATION BASIS         DRY                     DRY
                               SAMPLE TYPE       SAMP                    DUP
                                      MATRIX     TISSUE                  TISSUE
                                  QC BATCH       DX0204                  DX0204
                           EXTRACTION DATE       4-21-95                 4-21-95
                            ANALYSIS DATE        7-6-95                  7-06-95
                                                    Conc                    Conc           f3pD       DI3
                            Compound Name           (pg/g)                  (pg/g)         (%)        Qual
                                 2,3,7,8-TCDF       33.5                    32.1           4
                              1,2,3,7,8-PeCDF       5.36                    4.50           17
                              2,3,4,7,8-PeCDF       8.23                    6.13           29
                           1,2,3,4,7,8-HxCDF        2.98                    2.47           19
                           1,2,3,6,7,8-HxCDF        2.41                    2.07           15
                           2,3,4,6,7,8-HxCDF                                2.15
                           1,2,3,7,8,9-HxCDF        4.26                    .4.52          .6
                         1,2,3,4,6,7,8-HpCDF        13.2                    12.1           9
                         1,2,3,4,7,8,9-HpCDF
                                        OCDF        14.5


                                2,3,7,8-TCDD        5.54
                             1,2,3,7,8-PeCDD                                3.15
                           1,2,3,4,7,8-HxCDD                                2.44
                           1,2,3,6,7,8-HxCDD                                4.79
                           1,2,3,7,8,9-HxCDD
                         1,2,3,4,6,7,8-HpCDD        45.8                    46.8           2
                                        OCDD        483                     472            -2
                            Internal Standard
                                % Recoveries
                           13C-2,3,7,8-TCDF
                         13C-1,2,3,7,8-PeCDF
                         13C-2,3,4,7,8-PeCDF
                      13C-1,2,3,4,7,8-HxCDF
                      13C-1,2,3,6,7,8-HxCDF
                      13C-2,3,4,6,7,8-HxCDF
                      13C-1,2,3,7,8,9-HxCDF
                    13C-1,2,3,4,6,7,8-HpCDF
                    13C-1,2,3,4,7,8,9-HpCDF


                           13C-2,3,7,8-TCDD
                        13C-1,2,3,7,8-PeCDD
                      13C-1,2,3,4,7,8-HxCDD
                      13C-1,2,3,6,7,8-HxCDD
                     3C-1,2,3,4,6,7,8-HpCDD
                                   13C-OCDD


                GERG/TAMU                                                                             Date: 8/25/95






                                                     PCDD/PCDF Analysis                                     Page 19



                                  CLIENT NAME     NOAA
                               PROJECT NAME       NS&T Year 10
                        PURCHASE ORDER NO.        East Coast Samples

                               LAB SAMPLE ID      Q1 1922
                            CLIENT SAMPLE ID      HRRB
                       INSTRUMENT DATA FILE       50706LCA01-S26
                                  WET WEIGHT      10.12
                                  DRY WEIGHT      1.10
                             PERCENT SOLIDS       10.90
                         CALCULATION BASIS        DRY
                                  SAMPLE TYPE     MS
                                        MATRIX    TISSUE
                                    OC BATCH      DX0204
                            EXTRACTION DATE       4-21-95
                              ANALYSIS DATE       7-06-95
                                                      Conc           EDL           LMCL          DBQual
                              Compound Name           (pg/g)         (pg/g)        (pg/g)
                                  2,3,7,8-TCDF        852            0.41          9.07
                               1,2,3,7,8-PeCDF        3335           5.48          45.3
                               2,3,4,7,8-PeCDF        3485           6.62          45.3
                            1,2,3,4,7,8-HxCDF         3547           2.09          45.3
                            1,2,3,6,7,8-HxCDF         3456           1.94          45.3
                            2,3,4,6,7,8-HxCDF         3383           2.41          45.3
                            1,2,3 '7,8,9-HxCDF        3306           3.24          45.3
                           1,2,3,4,6,7,8-HpCDF        3466           0.97          45.3
                           1,2,3,4,7,8,9-HpCDF        3382           1.06          45.3
                                          OCDF        6521           1.08          90.7


                                  2,3,7,8-TCDD        679            0.71          9.07
                               1,2,3,7,8-PeCDD        3441           2.20          45.3
                            1,2,3,4,7,8-HxCDD         3468           1.69          45.3
                            1,2,3,6,7,8-HxCDD         3616           1.59          45.3
                            1,2,3,7,8,9-HxCDD         3661           1.64          45.3
                          1,2,3,4,6,7,8-HpCDD         3469           0.83          45.3
                                         OCDD         7102           0.53          90.7
                             Internal Standard      % Recov        DI3 Qua[
                                  % Recoveries
                            13C-2,3,7,8-TCDF            66
                          13C-1,2,3,7,8-PeCDF           60
                          13C-2,3,4,7,8-PeCDF           59
                       13C-1,2,3,4,7,8-HxCDF            70
                       13C-1,2,3,6,7,8-HxCDF            71
                       13C-2,3,4,6,7,8-HxCDF            73
                       13C-1,2,3,7,8,9-HxCDF            77
                      13C-1,2,3,4,6,7,8-HpCDF           79
                      13C-1,2,3,4,7,8,9-HpCDF           89


                            13C-2,3,7,8-TCDD            84
                          13C-1,2,3,7,8-PeCDD           69
                       13C-1,2,3,4,7,8-HxCDD            75
                       13C-1,2,3,6,7,8-HxCDD            73
                      3C-1,2,3,4,6,7,8-HpCDD            91
                GERG/TAMU            13C-OCDD           86                                           Date: 8/25/95







                                                         PCDD/PCDF Analysis                                            Page 20



                                  CLIENT NAME        NOAA
                                PROJECT NAME         NS&T Year 10
                        PURCHASE ORDER NO.           East Coast Samples

                                LAB SAMPLE ID        K9357                      Q1 1922
                             CLIENT SAMPLE ID        HRRB                       HRRB
                       INSTRUMENT DATA FILE          50706LCA01-Sl 1            50706LCAOI-.S26
                                  WET WEIGHT         10.14                      10.12
                                   DRY WEIGHT        1.04                       1.10
                              PERCENT SOLIDS         10.21                      10.90
                         CALCULATION BASIS           DRY                        DRY
                                  SAMPLE TYPE        SAMP                       IVIS
                                          MATRIX     TISSUE                     TISSUE
                                     QC BATCH        DX0204                     DX0204
                             EXTRACTION DATE         4-21-95                    4-21-95
                               ANALYSIS DATE         7-6-95                     7-06-95
                                                        Conc      Spike Amnt        Conc        Repov           DB
                               Compound Name            (pg/g)        (pg/g)        (pg/g)         (%)         Qual
                                   2,3,7,8-TCDF         33.5           725          852            113
                                1,2,3,7,8-PeCDF         5.36          3626          3335           92
                                2,3,4,7,8-PeCDF         8.23          3626          3485           96
                             1,2,3,4,7,8-HxCDF          2.98          3626          3547           98
                             1,2,3,6,7,8-HxCDF          2.41          3626          3456           95
                             2,3,4,6,7,8-HxCDF                        3626          3383           93
                             1,2,3,7,8,9-HxCDF          4.26          3626          3306           91
                           1,2,3,4,6,7,8-HpCDF          13.2          3626          3466           95
                           1,2,3,4,7,8,9-HpCDF                        3626          3382           93
                                            OCDF        14.5          7253          6521           90


                                   2,3,7,8-TCDD         5.54           725          679            93
                               1,2,3,7,8-PeCDD                        3626          3441           95
                             1,2,3,4,7,8-HxCDD                        3626          3468           96
                             1,2,3,6,7,8-HxCDD                        3626          3616           100
                             1,2,3,7,8,9-HxCDD                        3626          3661           101
                         1,2,3,4,6,7,8-HpCDD            45.8          3626          3469           94
                                           OCDD         483           7253          7102           91
                              Internal Standard
                                  % Recoveries
                             13C-2,3,7,8-TCDF
                         13C-1,2,3,7,8-PeCDF
                         13C-2,3,4,7,8-PeCDF
                       13C-1,2,3,4,7,8-HxCDF
                       13C-1,2,3,6,7,8-HxCDF
                       13C-2,3,4,6,7,8-HxCDF
                       13C-1,2,3,7,8,9-HxCDF
                     13C-1,2,3,4,6,7,8-HpCDF
                     13C-1,2,3,4,7,8,9-HpCDF


                             13C-2,3,7,8-TCDD
                         13C-1,2,3,7,8-PeCDD
                       13C-1,2,3,4,7,8-HxCDD
                       13C-1,2,3,6,7,8-HxCDD
                      3C-1,2,3,4,6,7,8-HpCDD
                                      13C-OCDD


                GERG/TAMU                                                                                      Date: 8/25/95






                                                     PCDDIPCDF Analysis                                     Page 21



                                 CLIENT NAME      NOAA
                               PROJECT NAME       NS&T Year 10
                       PURCHASE ORDER NO.         East Coast Samples

                               LAB SAMPLE ID      Q1 1923
                            CLIENT SAMPLE ID      HRRB
                      INSTRUMENT DATA FILE        50706LCA01-S27
                                 WET WEIGHT       10.18
                                 DRY WEIGHT       1.09
                             PERCENT SOLIDS       10.71
                        CALCULATION BASIS         DRY
                                SAMPLE TYPE       MSD
                                       MATRIX     TISSUE
                                    QC BATCH      DX0204
                            EXTRACTION DATE       4-21-95
                              ANALYSIS DATE       7-06-95
                                                      Conc           EDL           LMCL          DBQual
                              Compound Name           (pg/g)         (pg/g)        (pg/g)
                                  2,3,7,8-TCDF        832            0.25          9.17
                               1,2,3,7,8-PeCDF        3077           3.60          45.9
                               2,3,4,7,8-PeCDF        3452           4.57          45.9
                            1,2,3,4,7,8-HxCDF         3395           0.67          45.9
                            1,2,3,6,7,8-HxCDF         3151           0.64          45.9
                            2,3,4,6,7,8-HxCDF         3213           0.75          45.9
                            1,2,3,7,8,9-HxCDF         3299           0.96          45.9
                           1,2,3,4,6,7,8-HpCDF        3352           0.85          45.9
                           1,2,3,4,7,8,9-HpCDF        2965           1.08          45.9
                                          OCDF        6421           0.69          91.7


                                  2,3,7,8-TCDD        723            0.45          9 " 17
                               1,2,3,7,8-PeCDD        3414           0.59          45.9
                            1,2,3,4,7,8-HxCDD         3441           1.12          45.9
                            1,2,3,6,7,8-HxCDD         3433           1.01          45.9
                            1,2,3,7,8,9-HxCDD         3571           1.06          45.9
                          1,2,3,4,6,7,8-HpCDD         3357           0.48          45.9
                                         OCDD         6798           0.82          91.7
                             Internal Standard      % Recov        DB Qual
                                 % Recoveries
                            13C-2,3,7,8-TCDF            64
                          13C-1,2,3,7,8-PeCDF           53
                          13C-2,3,4,7,8-PeCDF           51
                        13C-1,2,3,4,7,8-HxCDF           57
                        13C-1,2,3,6,7,8-HxCDF           55
                        13C-2,3,4,6,7,8-HxCDF           60
                       13C-1,2,3,7,8,9-HxCDF            65
                     13C-1,2,3,4,6,7,8-HpCDF            63
                     13C-1,2,3,4,7,8,9-HpCDF            63


                            13C-2,3,7,8-TCDD            71
                          13C-1,2,3,7,8-PeCDD           57
                       13C-1,2,3,4,7,8-HxCDD            63
                       13C-1,2,3,6,7,8-HxCDD            63
                      3C-1,2,3,4,6,7,8-HpCDD            69
                GERG/TAMU           13C-OCDD            62                                           Date: 8/25/95







                                                    PCDD/PCDF Analysis                                    Page 22



                               CLIENT NAME     NOAA
                             PROJECT NAME      NS&T Year 10
                     PURCHASE ORDER NO.        East Coast Samples

                             LAB SAMPLE ID     K9357                    Q1 1923
                          CLIENT SAMPLE ID     HRRB                     HRRB
                    INSTRUMENT DATA FILE       50706LCA01-Sl 1          50706LCA01-,S27
                               WET WEIGHT      10.14                    10.18
                               DRY WEIGHT      1.04                     1.09
                           PERCENT SOLIDS      10.21                    10.71
                      CALCULATION BASIS        DRY                      DRY
                               SAMPLE TYPE     SAMP                     MSD
                                     MATRIX    TISSUE                   TISSUE
                                  QC BATCH     DX0204                   DX0204
                          EXTRACTION DATE      4-21-95                  4-21-95
                            ANALYSIS DATE      7-6-95                   7-06-95
                                                  Conc     Spike Amnt      Conc       Rqipov        DB
                            Compound Name         (pg/g)      (pg/g)       (pg/g)       (6/.)      Qual
                               2,3,7,8-TCDF       33.5          734        832          109
                             1,2,3,7,8-PeCDF      5.36        36.70        3077         84
                             2,3,4,7,8-PeCDF      8.23        3670         3452         94
                          1,2,3,4,7,8-HxCDF       2.98        3670         3395         92
                          1,2,3,6,7,8-HxCDF       2.41        3670         3151         86
                          2,3,4,6,7,8-HxCDF                   3670         3213         88
                          1,2,3,7,8,9-HxCDF       4.26        3670         3299         90
                         1,2,3,4,6,7,8-HpCDF      13.2        3670         3352         91
                         1,2,3,4,7,8,9-HpCDF                  3670         2965         81
                                       OCDF       14.5        7339         6421         87


                               2,3,7,8-TCDD       5.54          734        723          98
                             1,2,3,7,8-PeCDD                  3670         3414         93
                          1,2,3,4,7,8-HxCDD                   3670         3441         94
                          1,2,3,6,7,8-HxCDD                   3670         3433         94
                          1,2,3,7,8,9-HxCDD                   3670         3571         97
                        1,2,3,4,6,7,8-HpCDD       45.8        3670         3357         90
                                       OCDD       483         7339         6798         86
                           Internal Standard
                               % Recoveries
                          13C-2,3,7,8-TCDF
                        13C-1,2,3,7,8-PeCDF
                        13C-2,3,4,7,8-PeCDF
                     13C-1,2,3,4,7,8-HxCDF
                     13C-1,2,3,6,7,8-HxCDF
                     13C-2,3,4,6,7,8-HxCDF
                     13C-1,2,3,7,8,9-HxCDF
                    13C-1,2,3,4,6,7,8-HpCDF
                    13C-1,2,3,4,7,8,9-HpCDF


                          13C-2,3,7,8-TCDD
                        13C-1,2,3,7,8-PeCDD
                     13C-1,2,3,4,7,8-HxCDD
                     13C-1,2,3,6,7,8-HxCDD
                    3C-1,2,3,4,6,7,8-HpCDD
                                  13C-OCDD


               GERG/TAMU                                                                            Date: 8/25/95






                                                      PCDD/PCDF Analysis                                       Page 23



                                 CLIENT NAME      NOAA
                               PROJECT NAME       NS&T Year 10
                       PURCHASE ORDER NO.         East Coast Samples

                               LAB SAMPLE ID      Q1 1922                  Q1 1923
                            CLIENT SAMPLE ID      HRRB                     HRRB
                      INSTRUMENT DATA FILE        50706LCA01-S26           50706LCAOI-.S27
                                 WET WEIGHT       10.12                    10.18
                                 DRY WEIGHT       1.10                     1.09
                             PERCENT SOLIDS       10.90                    10.71
                        CALCULATION BASIS         DRY                      DRY
                                SAMPLE TYPE       MS                       MSD
                                       MATRIX     TISSUE                   TISSUE
                                    QC BATCH      DX0204                   DX0204
                            EXTRACTION DATE       4-21-95                  4-21-95
                              ANALYSIS DATE       7-06-95                  7-06-95
                                                     Conc                      Conc         RPD          DB
                             Compound Name           (pg/g)                    (pg/g)                   Qual
                                  2,3,7,8-TCDF       852                       832             2
                               1,2,3,7,8-PeCDF       3335                      3077            8
                               2,3,4,7,8-PeCDF       3485                      3452            1
                            1,2,3,4,7,8-HxCDF        3547                      3395            4
                            1,2,3,6,7,8-HxCDF        3456                      3151            9
                            2,3,4,6,7,8-HxCDF        3383                      3213            5
                            1,2,3,7,8,9-HxCDF        3306                      3299            0
                          1,2,3,4,6,7,8-HpCDF        3466                      3352            3
                          1,2,3,4,7,8,9-HpCDF        3382                      2965            13
                                          OCDF       6521                      6421            2


                                 2,3,7,8-TCDD        679                       723             6
                              1,2,3,7,8-PeCDD        3441                      3414            1
                            1,2,3,4,7,8-HxCDD        3468                      3441            1
                            1,2,3,6,7,8-HxCDD        3616                      3433            5
                            1,2,3,7,8,9-HxCDD        3661                      3571            2
                        1,2,3,4,6,7,8-HpCDD          3469                      3357            3
                                         OCDD        7102                      6798            4
                            Internal Standard
                                 % Recoveries
                            13C-2,3,7,8-TCDF
                        13C-1,2,3,7,8-PeCDF
                        13C-2,3,4,7,8-PeCDF
                      13C-1,2,3,4,7,8-HxCDF
                      13C-1,2,3,6,7,8-HxCDF
                      13C-2,3,4,6,7,8-HxCDF
                      13C-1,2,3,7,8,9-HxCDF
                     13C-1,2,3,4,6,7,8-HpCDF
                     13C-1,2,3,4,7,8,9-HpCDF


                            13C-2,3,7,8-TCDD
                        13C-1,2,3,7,8-PeCDD
                      13C-1,2,3,4,7,8-HxCDD
                      13C-1,2,3,6,7,8-HxCDD
                     3C-1,2,3,4,6,7,8-HpCDD
                GERG/TAMU           13C-OCDD                                                            Date: 8/25/95







                                                          PCDDIPCDF Analysis                                           Page 24



                                     CLIENT NAME       NOAA
                                  PROJECT NAME         NS&T Year 10
                         PURCHASE ORDER NO.            East Coast Samples

                                  LAB SAMPLE ID        Q1 1921
                               CLIENT SAMPLE ID
                        INSTRUMENT DATA FILE           50706LCA01-S25
                                     WET WEIGHT        8.48
                                     DRY WEIGHT
                                 PERCENT SOLIDS
                           CALCULATION BASIS           WET
                                     SAMPLE TYPE       SRM CARP-1
                                           MATRIX      TISSUE
                                       OC BATCH        DX0204
                               EXTRACTION DATE         4-21-95
                                 ANALYSIS DATE         7-06-95
                                                            Conc            EDL             LMCL           DBQual
                                 Compound Name              (pg/g)          (pg/g)          (pg/g)
                                     2,3,7,8-TCDF           14.6            0.05            1.18           DB225
                                 1,2,3,7,8-PeCDF            31.4            0.25            5.90
                                 2,3,4,7,8-PeCDF            14.7            0.35            5.90
                               1,2,3,4,7,8-HxCDF            12.2            0.22            5.90
                               1,2,3,6,7,8-HxCDF            2.03            0.21            5.90              1
                               2,3,4,6,7,8-HxCDF            1.41            0.26            5.90              1
                               1,2,3,7,8,9-HxCDF            0.66            0.34            5.90              1
                             1,2,3,4,6,7,8-HpCDF            5.63            0.33            5.90              1
                             1,2,3,4,7,8,9-HpCDF                            0.39            5.90              ND
                                              OCDF                          0.31            11.8              ND


                                     2,3,7,8-TCDD           6.90            0.10            1.18
                                 1,2,3,7,8-PeCDD            4.60            0.36            5.90              1
                               1,2,3,4,7,8-HxCDD            4.64            0.51            5.90              1
                               1,2,3,6,7,8-HxCDD            5.81            0.49            5.90              1
                               1,2,3,7,8,9-HxCDD                            0.50            5.90              ND
                           1,2,3,4,6,7,8-HpCDD              6.34            0.41            5.90
                                             OCDD           4.78            0.37            11.8              1
                               Internal Standard          % Recov        DB Qual
                                     % Recoveries
                               13C-2,3,7,8-TCDF             65
                           13C-1,2,3,7,8-PeCDF              62
                           13C-2,3,4,7,8-PeCDF              56
                        13C-1,2,3,4,7,8-HxCDF               63
                        13C-1,2,3,6,7,8-HxCDF               64
                        13C-2,3,4,6,7,8-HxCDF               67
                        13C-1,2,3,7,8,9-HxCDF               68
                       13C-1,2,3,4,6,7,8-HpCDF              70
                       13C-1,2,3,4,7,8,9-HpCDF              73


                               13C-2,3,7,8-TCDD             77
                           13C-1,2,3,7,8-PeCDD              59
                         13C-1,2,3,4,7,8-HxCDD              69
                         13C-1,2,3,6,7,8-HxCDD              69
                        3C-1,2,3,4,6,7,8-HpCDD              76
                                        13C-OCDD            66


                 GERG/TAMU                                                                                      Date: 8/25/95






                                                           PCDD/PCDF Analysis                                            Page 25



                                              CLIENT NAME        NOAA
                                           PROJECT NAME          NS&T Year 10
                                   PURCHASE ORDER NO.            East Coast Samples

                                            LAB SAMPLE ID        Q1 1921             CARP-1
                                        CLIENT SAMPLE ID
                                  INSTRUMENT DATA FILE           50706LCA01-S25
                                              WET WEIGHT         8.48
                                               DRY WEIGHT
                                          PERCENT SOLIDS
                                     CALCULATION BASIS           WET
                                             SAMPLE TYPE         SRM CARP-1          SRM
                                                     MATRIX      TISSUE              TISSUE
                                                 QC BATCH        DX0204
                                        EXTRACTION DATE          4-21-95
                                          ANALYSIS DATE          7-06-95
                                                                    Conc      Concensus Conc.          .Recy
                                        -Compound Name              (pg/g)               (pg/g)        M
                                               2,3,7,8-TCDF         14.6                 11.9          123
                                            1,2,3,7,8-PeCDF         31.4                 5.0           628
                                           2,3,4,7,8-PeCDF          14.7
                                        1,2,3,4,7,8-HxCDF           12.2
                                        1,2,3,6,7,8-HxCDF           2.03
                                        2,3,4,6,7,8-HxCDF           1.41
                                        1,2,3,7,8,9-HxCDF           0.66
                                       1,2,3,4,6,7,8-HpCDF          5.63
                                       1,2,3,4,7,8,9-HpCDF
                                                       OCDF


                                              2,3,7,8-TCDD          6.90                 6.6           105
                                           1,2,3,7,8-PeCDD          4.60                 4.4           105
                                        1,2,3,4,7,8-HxCDD           4.64                 1.9           244
                                        1,2,3,6,7,8-HxCDD           5.81                 5.6           104
                                        1,2,3,7,8,9-HxCDD                                0.7
                                     1,2,3,4,6,7,8-HpCDD            6.34                 6.5           98
                                                       OCDD         4.78                 6.3           76
                                         Internal Standard
                                              % Recoveries
                                        13C-2,3,7,8-TCDF
                                     13C-1,2,3,7,8-PeCDF
                                     13C-2,3,4,7,8-PeCDF
                                  13C-1,2,3,4,7,8-HxCDF
                                  13C-1,2,3,6,7,8-HxCDF
                                  13C-2,3,4,6,7,8-HxCDF
                                  13C-1,2,3,7,8,9-HxCDF
                                 13C-1,2,3,4,6,7,8-HpCDF
                                 13C-1,2,3,4,7,8,9-HpCDF


                                        13C-2,3,7,8-TCDD
                                     13C-1,2,3,7,8-PeCDD
                                  13C-1,2,3,4,7,8-HxCDD
                                  13C-1,2,3,6,7,8-HxCDD
                                  3C-1,2,3,4,6,7,8-HpCDD
                                                 13C-OCDD


                 GERG/TAMU                                                                                       Date: 8/25/95






                                                          PCDD/PCDF Analysis                                             Page 1



                                    CLIENT NAME        NOAA
                                  PROJECT NAME         NS&T Year 10
                         PURCHASE ORDER NO.            East Coast Samples

                                  LAB SAMPLE ID        K9534
                               CLIENT SAMPLE ID        MBNR
                       INSTRUMENT DATA FILE            50713LCA02-S8
                                    WET WEIGHT         10.07
                                     DRY WEIGHT        1.38
                                PERCENT SOLIDS         13.71
                          CALCULATION BASIS            DRY
                                   SAMPLE TYPE         SAMP
                                           MATRIX      TISSUE
                                       QC BATCH        DX0205
                               EXTRACTION DATE         4-25-95
                                 ANALYSIS DATE         7-13-95
                                                            Conc            EDL             LMCL           DBQual
                                Compound Name               (pg/g)          (pg/g)          (pg/g)
                                     2,3,7,8-TCDF           14.8            0.99            7.24
                                  1,2,3,7,8-PeCDF                           3.27            36.2              ND
                                  2,3,4,7,8-PeCDF           4.24            2.18            36.2
                               1,2,3,4,7,8-HxCDF            2.11            1.54            36.2               1
                               1,2,3,6,7,8-HxCDF            2.60            1.47            36.2              1
                               2,3,4,6,7,8-HxCDF            3.34            1.98            36.2
                               1,21. 3,-7.8,9-HxCDF                         4;67            36.2              ND
                            1,2,3,416,7,8-HPCDF.                            1.66            36.2              ND
                             1,2,3,4,7,8,9-HpCDF                            1.89            36.2              ND
                                              OCDF                          2.19            72.4              ND


                                     2,3,7,8-TCDD                           1.23            7.24              ND
                                 1,2,3,7,8-PeCDD                            3.90            36.2              ND
                               1,2,3,4,7,8-HxCDD                            2.35            36.2              ND
                               1,2,3,6,7,8-HxCDD                            2.20            36.2              ND
                               1,2,3,7,8,9-HxCDD                            2.33            36.2              ND
                            1,2,3,4,6,7,8-HpCDD             11.8            1.65            36.2              1
                                             OCDD           42.8            1.71            72.4
                                Internal Standard        % Recov          DB Qual
                                    % Recoveries
                               13C-2,3,7,8-TCDF               67
                            13C-1,2,3,7,8-PeCDF               74
                            13C-2,3,4,7,8-PeCDF               74
                         13C-1,2,3,4,7,8-HxCDF                71
                         13C-1,2,3,6,7,8-HxCDF                76
                         13C-2,3,4,6,7,8-HxCDF                72
                         13C-1,2,3,7,8,9-HxCDF                73
                       13C-1,2,3,4,6,7,8-HpCDF                73
                       13C-1,2,3,4,7,11,9-HpCDF               86


                               13C-2,3,7,8-TCDD               78
                            13C-1,2,3,7,8-PeCDD               73
                         13C'-1,2,3,4,'7,8-HxCDb              71
                         13C-1,2,3,6,7,8-HxCDD                78
                        3C-1,2,3,4,6,7,8-HpCDD                75
                  GERG/TAMU             13C-OCDD              70                                                 Date: 8/25/95







                                                          PCDD/PCDF Analysis                                              Page 2



                                     CLIENT NAME       NOAA
                                  PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.           East Coast Samples

                                  LAB SAMPLE ID        K9536
                               CLIENT SAMPLE ID        BHHB
                         INSTRUMENT DATA FILE          50713LCA02-S9
                                     WET WEIGHT        10.17
                                     DRY WEIGHT        1.53
                                PERCENT SOLIDS         15.08
                           CALCULATION BASIS           DRY
                                     SAMPLE TYPE       SAMP
                                            MATRIX     TISSUE
                                        QC BATCH       DX0205
                               EXTRACTION DATE         4-25-95
                                 ANALYSIS DATE         7-13-95
                                                            Conc             EDL             LMCL           DBQual
                                 Compound Name              (pg/g)           (pg/g)          (pg/g)
                                     2,3,7,8-TCDF           28.2             0.48            6.52           DB22@7-
                                  1,2,3,7,8-PeCDF           2.68             0.90            32.6              1
                                  2,3,4,7,8-PeCDF           4.05             1.10            32.6              1
                               1,2,3,4,7,8-HxCDF                             0.82            32.6             ND
                               1,2,3,6,7,8-HxCDF                             2.09            32.6             ND
                               2,3,4,6,7,8-HxCDF                             2.4.2           32.6             ND
                             ..1;2,'3 7,8,9-HiCDF                            3'68            [email protected]            14D
                             1,2,3,4A7,8-HpCDF              3.84-            1  16           32.6              1
                             1,2,3,4,7,8,9-HpCDF                             1.38            32.6             ND
                                              OCDF          4.72             1.96            65.2              1


                                     2,3,7,8-TCDD                            0.55            6.52             ND
                                  1,2,3,7,8-PeCDD                            1.76            32.6             ND
                               1,2,3,4,7,8-HxCDD            1.17             1.35            32.6              1
                               1,2,3,6,7,8-HxCDD                             1.41            32.6             ND
                               1,2,3,7,8,9-HxCDD                             1.44            32.6             ND
                             1,2,3,4,6,7,8-HpCDD            20.8             1.36            32.6
                                              OCDD          85.8             0.29            65.2
                                Internal Standard          %  Recov        DB Qual
                                     % Recoveries
                               13C-2,3,7,8-TCDF               68
                            13C-1,2,3,7,8-PeCDF               76
                            13C-2,3,4,7,8-PeCDF               76
                         13C-1,2,3,4,7,8-HxCDF                68
                         13C-1,2,3,6,7,8-HxCDF                67
                         13C-2,3,4,6,7,8-HxCDF                67
                         13C-1,2,3,7,8,9-HxCDF                66
                       13C-1,2,3,4,6,7,8-HpCDF                70
                       13C-1,2,3,4,7,8,-9-HpCDF               75

                               13C-2,3,7,8-TCDD               74
                            13C-1,2,3,7,8-PeCDD               72
                         13C-1,2,3,4,7,8-HxCDD                72-
                         13C-1,2,3,6,7,8-HxCDD                70
                        3C-1,2,3,4,6,7,8-HpCDD                67
                                        13C-OCDD              62


                  GERG/TAMU                                                                                      Date: 8/25/95






                                                           PCDD/PCDF Analysis                                             Page 3



                                     CLIENT NAME        NOAA
                                   PROJECT NAME         NS&T Year 10
                           PURCHASE ORDER NO.           East Coast Samples

                                   LAB SAMPLE ID        K9538
                                CLIENT SAMPLE ID        BHDB
                         INSTRUMENT DATA FILE           50713LCA02-SlO
                                     WET WEIGHT         10.28
                                      DRY WEIGHT        1.49
                                 PERCENT SOLIDS         14.47
                           CALCULATION BASIS            DRY
                                     SAMPLE TYPE        SAMP
                                            MATRIX      TISSUE
                                        QC BATCH        DX0205
                                EXTRACTION DATE         4-25-95
                                  ANALYSIS DATE         7-13-95
                                                                  Conc       EDL             LMCL           DBQual
                                  Compound Name                   (pg/g)     (pg/g)          (pg/g)
                                      2,3,7,8-TCDF                36.8       0.58            6.72            DB225
                                   1,2,3,7,8-PeCDF                           2.07            33.6              ND
                                   2,3,4,7,8-PeCDF                           6.62            33.6              ND
                                1,2,3,4,7,8-HxCDF                            2.08                              ND
                                1,2,3,6,7,8-HxCDF                            1.85            33.6              ND
                                2,3,4,6,7,8-HxCDF                            2.24            33.6              ND
                                1.,2-,3,7,819-Hx'CDF.                        3..46.          3M                'ND
                             1,2,3,4,6 7,8-HOCDF-                            9.46            @3.6              ND
                              1,2:3,4,7:8,9-HpCDF                            2.32            33.6              ND
                                               OCDF                          8.31            67.2              ND


                                      2,3,7,8-TCDD                           1.44            6.72              ND
                                  1,2,3,7,8-PeCDD                            1.93            33.6              ND
                                1,2,3,4,7,8-HxCDD                            4.39            33.6              ND
                                1,2,3,6,7,8-HxCDD                            4.35            33.6              ND
                                1,2,3,7,8,9-HxCDD                            4.50            33.6              ND
                             1,2,3,4,6,7,8-HpCDD                  30.2       1.70            33.6              1
                                              OCDD          110.3            0.72            67.2
                                Internal Standard         % Recov          DB Qual
                                     % Recoveries
                                13C-2,3,7,8-TCDF                  71
                             13C-1,2,3,7,8-PeCDF                  77
                             13C-2,3,4,7,8-PeCDF                  75
                         13C-1,2,3,4,7,8-HxCDF                    63
                         13C-1,2,3,6,7,8-HxCDF                    72
                         13C-2,3,4,6,7,8-HxCDF                    72
                         13C-1,2,3,7,8,9-HxCDF                    66
                        13C-1,2,3,4,6,7,8-HpCDF                   73
                        13C-1,2,3,4,7,8,9-HpCDF                   81


                                13C-2,3,7,8-TCDD                  83
                            13C-1,2,3,7,8-PeCDD                   75
                         13,C-1,2,3,4,7,8-HxCDD                   71
                         13C-1,2,3,6,7,8-HxCDD                    75
                         3C-1,2,3,4,6,7,8-HpCDD                   72
                  GERG/TAMU              13C-OCDD                 71                                              Date: 8/25/95







                                                     PCDD/PCDF Analysis                                       Page 4


                                 CLIENT NAME       NOAA
                               PROJECT NAME        NS&T Year 10
                        PURCHASE ORDER NO.         East Coast Samples

                               LAB SAMPLE ID       K9540
                            CLIENT SAMPLE ID       BHDI
                       INSTRUMENT DATA FILE        50713LCA02-Sl 1
                                  WET WEIGHT       10.08
                                  DRY WEIGHT       1.76
                              PERCENT SOLIDS       17.48
                         CALCULATION BASIS         DRY
                                 SAMPLE TYPE       SAMP
                                        MATRIX     TISSUE
                                    QC BATCH       DX0205
                            EXTRACTION DATE        4-25-95
                              ANALYSIS DATE        7-13-95
                                                           Conc       EDL           LMCL          DBQual
                              Compound Name                (pg/g)     (pg/g)        (pg/g)
                                  2,3,7,8-TCDF             24.5       0.54          5.68          131322@@--
                               1,2,3,7,8-PeCDF             1.75       1.24          28.4             1
                               2,3,4,7,8-PeCDF             3.90       1.67          28.4             1
                            1,2,3,4,7,8-HxCDF                         1.74          28.4            ND
                            1,2,3,6,7,8-HxCDF                         1.61          28.4            ND
                            2,3,4,6,7,8-HxCDF              2.11       2.18          28.4             1
                            1,2,3,7,8,9-HxCDF.                        3.18          2@'A            ND
                           1,2,3,4k6,7,8-HpCDF             3.85       @.04          28.4             1
                           1,2,3,4,7,8,9-HpCDF                        2.50          28.4            N D
                                          OCDF                        1.54          56.8            N D


                                  2,3,7,8-TCDD                        0.71          5.68            N D
                               1,2,3,7,8-PeCDD                        2.52          28.4            N D
                            1,2,3,4,7,8-HxCDD                         1.02          28.4            ND
                            1,2,3,6,7,8-HxCDD                         1.06          28.4            N D
                            1,2,3,7,8,9-HxCDD                         1.08          28.4            ND
                          1,2,3,4,6,7,8-HpCDD                         14.30         28.4            N D
                                          OCDD             69.0       0.62          56.8
                             Internal Standard       % Recov        DB Qual
                                 % Recoveries
                            13C-2,3,7,8-TCDF               69
                          13C-1,2,3,7,8-PeCDF              73
                          13C-2,3,4,7,8-PeCDF              69
                       13C-1,2,3,4,7,8-HxCDF               70
                       13C-1,2,3,6,7,8-HxCDF               74
                       13C-2,3,4,6,7,8-HxCDF               70
                       13C-1,2,3,7,8,9-HxCDF               71
                      13C-1,2,3,4,6,7,8-HpCDF              73
                      13C-1,2,3,4,7,8,9-HpCDF              75

                            13C-2,3,7,8-TCDD               81
                          13C-1,2,3,7,8-PeCDD              75
                       13C-1,2,3,4,7,8-HxCDD               72
                       13C-1,2,3,6,7,8-HxCDD               75
                      3C-1,2,3,4,6,7,8-HpCDD               70
                                     13C-OCDD              63


                GERG/TAMU                                                                              Date: 8/25/95






                                                               PCDD/PCDF Analysis                                                  Page 5



                                        CLIENT NAME         NOAA
                                     PROJECT NAME           NS&T Year 10
                            PURCHASE ORDER NO.              East Coast Samples

                                     LAB SAMPLE ID          K9565
                                  CLIENT SAMPLE ID          BHBI
                          INSTRUMENT DATA FILE              50713LCA02-Sl 2
                                        WET WEIGHT          10.29
                                        DRY WEIGHT          1.59
                                   PERCENT SOLIDS           15.48
                             CALCULATION BASIS              DRY
                                        SAMPLE TYPE         SAMP
                                               MATRIX       TISSUE
                                           OC BATCH         DX0205
                                  EXTRACTION DATE           4-25-95
                                    ANALYSIS DATE           7-13-95
                                                                 Conc              EDL              LMCL            DBQual
                                    Compound Name                (pg/g)            (pg/g)           (pg/g)
                                        2,3,7,8-TCDF             16.1              0.59             6.28            DB225
                                     1,2,3,7,8-PeCDF                               3.42             31.4               ND
                                     2,3,4,7,8-PeCDF                               3.55             31.4               ND
                                  1,2,3,4,7,8-HxCDF                                1.59             31.4               ND
                                  1,2,3,6,7,8-HxCDF                                1.53             31.4               ND
                                  2,3,4,6,7,8-HxCDF                                1.97             31.4               ND
                                  .1,2,3,7;8,9-:HxCDF            4.1.1             2.611            31.4
                                1,2,3,4,6,7,8-Hp@CDF                               4.19             31.4               ND
                                1,2,3,4,7,8,9-HpCDF                                1.81             31.4               ND
                                                  OCDF                             0.59             62.8               ND


                                        2,3,7,8-TCDD                               0.62             6.28               ND
                                     1,2,3,7,8-PeCDD                               2.45             31.4               ND
                                  1,2,3,4,7,8-HxCDD                                1.86             31.4               ND
                                  1,2,3,6,7,8-HxCDD                                1.85             31.4               ND
                                  1,2,3,7,8,9-HxCDD                                1.92             31.4.              ND
                               1,2,3,4,6,7,8-HpCDD               15.1              0.56             31.4                1
                                                  OCDD           72.4              0.76             62.8
                                   Internal Standard            %  Recov        DB Qual
                                        % Recoveries
                                  13C-2,3,7,8-TCDF                 73
                               13C-1,2,3,7,8-PeCDF                 78
                               13C-2,3,4,7,8-PeCDF                 77
                            13C-1,2,3,4,7,8-HxCDF                  67
                            13C-1,2,3,6,7,8-HxCDF                  69
                            13C-2,3,4,6,7,8-HxCDF                  68
                            13C-1,2,3,7,8,9-HxCDF                  72
                          13C-1,2,3,4,6,7,8-HpCDF                  70
                          13C-1,2,3,4,7,8,9-HpCDF                  80

                                  13C-2,3,7,8-TCDD                 83
                               13C-1,2,3,7,8-PeCDD                 79
                            13C-1,2,3,4,7,8-HxCDD                  72
                            13C-1,2,3,6,7,8-HxCDD                  73
                           3C-1,2,3,4,6,7,8-HpCDD                  72
                    GERG/TAMU               13C-OCDD               72                                                     Date: 8/25/95







                                                          PCOD/PCDF Analysis                                            Page 6



                                    CLIENT NAME        NOAA
                                 PROJECT NAME          NS&T Year 10
                         PURCHASE ORDER NO.            East Coast Samples

                                  LAB SAMPLE ID        K9569
                              CLIENT SAMPLE ID         NBDI
                        INSTRUMENT DATA FILE           50713LCA02-S 14
                                    WET WEIGHT         10.13
                                    DRY WEIGHT         1.69
                                PERCENT SOLIDS         16.69
                          CALCULATION BASIS            DRY
                                   SAMPLE TYPE         SAMP
                                           MATRIX      TISSUE
                                       QC BATCH        DX0205
                              EXTRACTION DATE          4-25-95
                                ANALYSIS DATE          7-13-95
                                                              qqnc          EDL            LMCL           DBQual
                                Compound Name                 (P,g/g)       (pg/g)         (pg/g)
                                     2,3,7,8-TCDF             23.3          0.35           5.91            DB225
                                  1,2,3,7,8-PeCDF                           2.06           29.6              ND
                                  2,3,4,7,8-PeCDF             4.35          1.70           29.6               1
                              1,2,3,4,7,8-HxCDF
                                                                            0.98           29.6              ND
                              1,2,3,6,7,8-HxCDF                             0.95           29.6              ND
                              2,3,4,6,7,8-HxCDF                            .1.21           29.6              ND
                              112,3,7,8,9-HxCDF.              2.95@         1.62           .29.6-             1
                                                              4@ 11 -                      29.6
                             1,2,[email protected],7,8-1-10CDF                          0.58
                             1,2,3,4,7,8,9-HpCDF                            0.63           29.6              ND
                                             OCDF             3.57          0.31           59.1               1


                                    2,3,7,8-TCDD              2.04          0.18           5.91
                                 1,2,3,7,8-PeCDD              1.71          1.76           29.6               1
                              1,2,3,4,7,8-HxCDD                             0.95           29.6              ND
                              1,2,3,6,7,8-HxCDD                             1.00           29.6              ND
                              1,2,3,7,8,9-HxCDD                             1.01           29.6              ND
                            1,2,3,4,6,7,8-HpCDD               14.3          o.41           29.6
                                             OCDD             52.8          0.32           59.1
                               Internal Standard         % Recov          DB Qual
                                    % Recoveries
                              13C-2,3,7,8-TCDF                78
                            13C-1,2,3,7,8-PeCDF               83
                            13C-2,3,4,7,8-PeCDF               85
                        13C-1,2,3,4,7,8-HxCDF                 73
                        13C-1,2,3,6,7,8-HxCDF                 75
                        13C-2,3,4,6,7,8-HxCDF                 74
                        13C-1,2,3,7,8,9-HxCDF                 75
                       13C-1,2,3,4,6,7,8-HpCDF                75
                       13C-1,2,3,4,7,8,9-HpCDF                87


                              13C-2,3  ''7,8-TCDD             88
                           13C-1,2,3,7,8-PeCDD                84
                        1.3C-l,2,3,4,7,8-HxCDD                81
                        13C-1,2,3,6,7,8-HxCDD                 77
                        3C-1,2,3,4,6,7,8-HpCDD                79
                                       13C-OCDD               79


                 GERG/TAMU                                                                                      Date: 8/25/95






                                                       PCDDIPCDF Analysis                                        Page 7



                                  CLIENT NAME       NOAA
                                PROJECT NAME        NS&T Year 10
                        PURCHASE ORDER NO.          East Coast Samples

                                LAB SAMPLE ID       K9571
                             CLIENT SAMPLE ID       NBPI
                        INSTRUMENT DATA FILE        50713LCA02-S15
                                   WET WEIGHT       10.21
                                   DRY WEIGHT       1.90
                              PERCENT SOLIDS        18.64
                         CALCULATION BASIS          DRY
                                  SAMPLE TYPE       SAMP
                                         MATRIX     TISSUE
                                     QC BATCH       DX0205
                             EXTRACTION DATE        4-25-95
                               ANALYSIS DATE        7-13-95
                                                        Conc           EDL            LMCL          DBQual
                               Compound Name            (pg/g)         (pg/g)         (pg/g)
                                   2,3,7,8-TCDF         26.2           0.09           5.26           DB225
                                1,2,3,7,8-PeCDF         2.50           1.12           26.3             1
                                2,3,4,7,8-PeCDF                        5.14           26.3             ND
                             1,2,3,4,7,8-HxCDF                         0.74           26.3             ND
                             1,2,3,6,7,8-HxCDF                         0.66           26.3             ND
                             2,3,4,6,7,8-HxCDF            -            2.08           26.3 '           ND
                             li2,3,7,8,9-HxCDF          3.21           OJ7            26.3..           J.
                            1,2,3,4,6,7,8-HpCDF                        4.33           26.3             ND
                            1,2,3,4,7,8,9-HpCDF                        0.37           26.3             ND
                                           OCDF                        3.56           52.6             ND


                                   2,3,7,8-TCDD         1.56           0.17           5.26             1
                                1,2,3,7,8-PeCDD                        1.75           26.3             ND
                             1,2,3,4,7,8-HxCDD                         1.00           26.3             ND
                             1,2,3,6,7,8-HxCDD                         0.92           26.3             ND
                             1,2,3,7,8,9-HxCDD                         0.99           26.3             ND
                           1,2,3,4,6,7,8-HpCDD          11.9           0.37           26.3             1
                                           OCDD         51.3           0.38           52.6             1
                              Internal Standard       % Recov        D13 Qual
                                  % Recoveries
                             13C-2,3,7,8-TCDF             70
                           13C-1,2,3,7,8-PeCDF            63
                           13C-2,3,4,7,8-PeCDF            43
                        13C-1,2,3,4,7,8-HxCDF             42
                        13C-1,2,3,6,7,8-HxCDF             45
                        13C-2,3,4,6,7,8-HxCDF             68
                        13C-1,2,3,7,8,9-HxCDF             69
                      13C-1,2,3,4,6,7,8-HpCDF             62
                      13C-1,2,3,4,7,8,9-HpCDF             77


                             13C-2,3,7,8-TCDD             81
                           13C-1,2,3,7;8-PeCDD            64
                        1 3C-1,2,3,4,7,8-HxCDD            50
                        13C-1,2,3,6,7,8-HxCDD             52
                       3C-1,2,3,4,6,7,8-HpCDD             70
                 GERG[TAMU            13C-OCDD            58                                             Date: 8/25/95







                                                          PCDD/PCDF Analysis                                            Page 8



                                    CLIENT NAME        NOAA
                                  PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.           East Coast Samples

                                  LAB SAMPLE ID        Q1 1925
                               CLIENT SAMPLE ID
                        INSTRUMENT DATA FILE           50713LCA02-S7
                                     WET WEIGHT        1.00
                                     DRY WEIGHT        1.00
                                PERCENT SOLIDS
                           CALCULATION BASIS           DRY
                                    SAMPLE TYPE        BLANK
                                            MATRIX
                                       QC BATCH        DX0205
                               EXTRACTION DATE         4-215-95
                                 ANALYSIS DATE         7-13-95
                                                            Conc            EDL             LMCL           DBQual
                                 Compound Name              lpg/g)          (pg/g)          (pg/g)
                                      2,3,7,8-TCDF                          8.13            10.0             ND
                                  1,2,3,7,8-PeCDF           6.49            2.49            50.0              1
                                  2,3,4,7,8-PeCDF           10.5            3.08            50.0              1
                               1,2,3,4,7,8-HxCDF            7.17            3.05            50.0              1
                               1,2,3,6,7,8-HxCDF            8.20            2.86            50.0
                               2,.3,4,6,7,8-HxCDF           6.11            4.01            .50.0             1
                               1.2,3,7,8,9.HxCDF            8.68            -5.68           50.0              1
                             1,2,8,4,6,7,8-HpCDF                            4.79            50.0             ND
                             1,2,3,4,7,8,9-HpCDF                            5.53            50.0             ND
                                              OCDF          21.7            19.1            100               1


                                     2,3,7,8-TCDD                           2.66            10.0             ND
                                  1,2,3,7,8-PeCDD           7.38            4.10            50.0              1
                               1,2,3,4,7,8-HxCDD                            4.86            50.0             ND
                               1,2,3,6,7,8-HxCDD                            4.84            50.0             ND
                               1,2,3,7,8,9-HxCDD                            4.99            50.0             ND
                             1,2,3,4,6,7,8-HpCDD                            6.15            50.0             ND
                                             OCDD           27.2            4.91            100               1
                                Internal Standard        % Recov          DB Qual
                                     % Recoveries
                               13C-2,3,7,8-TCDF              68
                             13C-1,2,3,7,8-PeCDF             77
                             13C-2,3,4,7,8-PeCDF             77
                          13C-1,2,3,4,7,8-HxCDF              71
                          13C-1,2,3,6,7,8-HxCDF              76
                          13C-2,3,4,6,7,8-HxCDF              69
                          13C-1,2,3,7,8,9-HxCDF              69
                        13C-1,2,3,4,6,7,8-HpCDF              66
                        13C-1,2,3,4,7,8,9-HpCDF              76


                                 3C-2,3,7,8-TCDD             79
                            13C-1,2,3,7,8-PeCDD              72
                          13C-1,2,3,4,7,8-HxCDD              67
                          13C-1,2,3,6,7,8-HxCDD              74
                         3C-1,2,3,4,6,7,8-HpCDD              62
                                        13C-OCDD             33


                  GERG/TAMU                                                                                     Date: 8/25/95






                                                          PCDD/PCDF Analysis                                            Page 9



                                    CLIENT NAME        NOAA
                                  PROJECT NAME         NS&T Year 10
                         PURCHASE ORDER NO.            East Coast Samples

                                  LAB SAMPLE ID        Q1 1927
                               CLIENT SAMPLE ID        BHDI
                         INSTRUMENT DATA FILE          50713LCA02-S16
                                    WET WEIGHT         10.15
                                     DRY WEIGHT        1.79
                                PERCENT SOLIDS         17.60
                          CALCULATION BASIS            DRY
                                   SAMPLE TYPE         DUP
                                           MATRIX      TISSUE
                                       QC BATCH        DX0205
                               EXTRACTION DATE         4-25-95
                                ANALYSIS DATE          7-13-95
                                                             Conc          EDL             LMCL           DBQual
                                Compound Name                (pg/g)        (pg/g)          (pg/g)
                                     2,3,7,8-TCDF            19.9          0.24            5.60           DB225
                                  1,2,3,7,8-PeCDF                          1.07            28.0             ND
                                  2,3,4,7,8-PeCDF                          1.31            28.0             ND
                               1,2,3,4,7,8-HxCDF                           0.34            28.0             ND
                               1,2,3,6,7,8-HxCDF                           0.34            28.0             ND
                               2,3,4,6,7,8-HxCDF                           0.43            28.0             ND
                               1,2,-3,7,8,9-HxCDF'                         0.52            28  .0           ND
                             1,2,3,4,6,7,8-HpCDF                           1.26            28.0             ND
                             1,2,3,4,7,8,9-HpCDF                           1.32            28.0             ND
                                             OCDF                          0.7             56.0             ND


                                    2,3,7,8-TCDD                           4.29            5.60             ND
                                 1,2,3,7,8-PeCDD                           1.76            28.0             NO
                               1,2,3,4,7,8-HxCDD                           0.71            28.0             ND
                               1,2,3,6,7,8-HxCDD                           0.68            28.0             ND
                               1,2,3,7,8,9-HxCDD                           0.72            28.0             ND
                            1,2,3,4,6,7,8-HpCDD              12.0          1.01            28.0              1
                                             OCDD            48.7          0.81            56.0              1
                               Internal Standard         % Recov         DB Qual
                                    % Recoveries
                               13C-2,3,7,8-TCDF              67
                            13C-1,2,3,7,8-PeCDF              74
                            13C-2,3,4,7,8-PeCDF              75
                         13C-1,2,3,4,7,8-HxCDF               62
                         13C-1,2,3,6,7,8-HxCDF               62
                         13C-2,3,4,6,7,8-HxCDF               61
                         13C-1,2,3,7,8,9-HxCDF               66
                       13C-1,2,3,4,6,7,8-HpCDF               68
                       13C-1,2,3,4,7,8,9-HpCDF               79


                               13C-2,317,8-TCDD              78
                            13C-1,2,3,7,8-PeCDD              74
                         13.C-1,2,3,4,7,8-HxCDD              70
                         13C-1,2,3,6,7,8-HxCDD               67
                        3C-1,2,3,4,6,7,8-HpCDD               71
                 GERG/TAMU              13C-OCDD             69                                                 Date: 8/25/95







                                                  PCDD/PCDF Analysis                                   Page 10



                              CLIENT NAME     NOAA
                            PROJECT NAME      NS&T Year 10
                    PURCHASE ORDER NO.        East Coast Samples

                            LAB SAMPLE ID     K9540                   Q1 1927
                         CLIENT SAMPLE ID     BHDI                    BHDI
                    INSTRUMENT DATA FILE      50713LCA02-Sl 1         50713LCA02;-S16
                              WET WEIGHT      10.08                   10.15
                              DRY WEIGHT      1.76                    1.79
                          PERCENT SOLIDS      17.48                   17.60
                     CALCULATION BASIS        DRY                     DRY
                             SAMPLE TYPE      SAMP                    DUP
                                    MATRIX    TISSUE                  TISSUE
                                QC BATCH      DX0205                  -DX0205
                         EXTRACTION DATE      4-25-95                 4-25-95
                           ANALYSIS DATE      7-13-95                 7-13-95
                                                 Conc                    Conc        RPD          DB
                           Compound Name         (pg/g)                  (pg/g)      M           Qual
                               2,3,7,8-TCDF      24.5                    19.9         21
                            1,2,3,7,8-PeCDF      1.75
                            2,3,4,7,8-PeCDF      3.90
                         1,2,3,4,7,8-HxCDF
                         1,2,3,6,7,8-HxCDF
                         2,3,4,6,7,8-HxCDF       2.11
                         .1,2,3,7,8,9-Hx.C.DF.   .. .*
                        1,2,314,6,7,8-HpCDF      3.85
                        1,2;3,4,7,8,9-HpCDF
                                      OCDF


                              2,3,7,8-TCDD
                           1,2,3,7,8-PeCDD
                         1,2,3,4,7,8-HxCDD
                         1,2,3,6,7,8-HxCDD
                         1,2,3,7,8,9-HxCDD
                       1,2,3,4,6,7,8-HpCDD                               12.0
                                      OCDD       69.0                    48.7        34
                          Internal Standard
                              % Recoveries
                         13C-2,3,7,8-TCDF
                       13C-1,2,3,7,8-PeCDF
                       13C-2,3,4,7,8-PeCDF
                    13C-1,2,3,4,7,8-HxCDF
                    13C-1,2,3,6,7,8-HxCDF
                    13C-2,3,4,6,7,8-HxCDF
                    13C-1,2,3,7,8,9-HxCDF
                   13C-1,2,3,4,6,7,8-HpCDF
                   13C-1,2,3,4,7,8,9-HpCDF


                         13C-2,3,7,8-TCDD
                       13C-1,2,3,7,8-PeCDD
                    13C-1,2,3,4,7,8-H'XCDD
                    13C-1,2,3,6,7,8-HxCDD
                   3C-1,2,3,4,6,7,8-HpCDD
                                 13C-OCDD


              GERG/TAMU                                                                          Date: 8/25/95






                                                      PCDD/PCDF Analysis                                      Page 11



                                  CLIENT NAME      NOAA
                                PROJECT NAME       NS&T Year 10
                        PURCHASE ORDER NO.         East Coast Samples

                                LAB SAMPLE ID      Q1 1928
                             CLIENT SAMPLE ID      BHDI
                      INSTRUMENT DATA FILE         50713LCA02-Sl 8
                                  WET WEIGHT       10.08
                                  DRY WEIGHT       1.75
                              PERCENT SOLIDS       17.31
                         CALCULATION BASIS         DRY
                                 SAMPLE TYPE       MS
                                         MATRIX    TISSUE
                                     QC BATCH      DX0205
                             EXTRACTION DATE       4-25-95
                               ANALYSIS DATE       7-13-95
                                                         Conc          EDL           LMCL          DBQual
                               Compound Name             (pg/g)        (pg/g)        (pg/g)
                                   2,3,7,8-TCDF          602           0.32          5.73          DB225
                                1,2,3,7,8-PeCDF          2432          3.54          28.7
                                2,3,4,7,8-PeCDF          2649          4.42          28.7
                             1,2,3,4,7,8-HxCDF           2319          0.52          28.7
                             1,2,3,6,7,8-HxCDF           2311          0.50          28.7
                             2,3,4,6,7,8-HxCDF           2176          0.61          28.7
                             1,2,3,7,8,9-HxCDF           2233          0.82          28.7
                           1,2,3,4,6,7,8-HpCDF           2449          0.96          28.7
                           1,2,3,4,7,8,9-HpCDF           2302          1.06          28.7
                                           OCDF          4766          0.7           57.3


                                   2,3,7,8-TCDD          439           0.24          5.73
                                1,2,3,7,8-PeCDD          2393          3.19          28.7
                             1,2,3,4,7,8-HxCDD           2277          1.24          28.7
                             1,2,3,6,7,8-HxCDD           2302          1.28          28.7
                             1,2,3,7,8,9-HxCDD           2371          1.30          28.7
                           1,2,3,4,6,7,8-HpCDD           2265          0.60          28.7
                                           OCDD          4306          0.63          57.3
                              Internal Standard       %  Recov       DB Qual
                                  % Recoveries
                             13C-2,3,7,8-TCDF            73
                           13C-1,2,3,7,8-PeCDF           78
                           13C-2,3,4,7,8-PeCDF           81
                        13C-1,2,3,4,7,8-HxCDF            68
                        13C-1,2,3,6,7,8-HxCDF            69
                        13C-2,3,4,6,7,8-HxCDF            71
                        13C-1,2,3,7,8,9-HxCDF            73
                      13C-1,2,3,4,6,7,8-HpCDF            71
                      13C-1,2,3,4,7,8,9-HpCDF            81


                             13C-2,3,7,8-TCDD            84
                           13C-1,2,3,7,8-PeCDD           75
                        13C-1,2,3,4,7,8-HxCDD            73
                        13C-1,2,3,6,7,8-HxCDD            74
                       3C-1,2,3,4,6,7,8-HpCDD            75
                 GERG/TAMU            13C-OCDD           75                                             Date: 8/25/95







                                                          PCDD/PCOF Analysis                                           Page 12



                                  CLIENT NAME        NOAA
                               PROJECT NAME          NS&T Year 10
                       PURCHASE ORDER NO.            East Coast Samples

                                LAB SAMPLE ID        K9540                      Q1 1928
                            CLIENT SAMPLE ID         BHDI                       BHDI
                      INSTRUMENT DATA FILE           50713LCA02-S 11            50713LCA02-S18
                                  WET WEIGHT         10.08                      10.08
                                   DRY WEIGHT        1.76                       1.75
                              PERCENT SOLIDS         17.48                      17.31
                        CALCULATION BASIS            DRY                        DRY
                                 SAMPLE TYPE         SAMP                       IVIS
                                         MATRIX      TISSUE                     TISSUE
                                     QC BATCH        DX0205                     DX0205
                            EXTRACTION DATE          4-25-95                    4-25-95
                              ANALYSIS DATE          7-13-95                    7-13-95
                                                        Conc      Spike Amnt        Conc         Recov           DS
                                                                                                                Qual
                              Compound Name             (pg/g)        (pg/g)        (pg/g)
                                   2,3,7,8-TCDF         24.5          458           602            126
                                1,2,3,7,8-PeCDF         1.75          2292          2432           106
                               2,3,4,7,8-PeCDF          3.90          2292          2649           115
                            1,2,3,4,7,8-HxCDF                         2292          2319           101
                            1,2,3,6,7,8-HxCDF                         2292          2311           101
                            2,3,4,6,7,8-HxCDF           2.11          2292          2176           95
                            1,2,3,7,8,9-HxCDF                         2292          2233           97
                           1,2,3,4,6,7,8-HpCDF          3.85          2292          2449           107
                          1,2,3,4,7,8,9-HpCDF                         2292          2302           100
                                           OCDF                       4585          4766           104


                                  2,3,7,8-TCDD                        458           439            96
                               1,2,3,7,8-PeCDD                        2292          2393           104
                            1,2,3,4,7,8-HxCDD                         2292          2277           99
                            1,2,3,6,7,8-HxCDD                         2292          2302           100
                            1,2,3,7,8,9-HxCDD                         2292          2371           103
                          1,2,3,4,6,7,8-HpCDD                         2292          2265           99
                                           OCDD         69.0          4585          4306           92
                             Internal Standard
                                  % Recoveries
                            13C-2,3,7,8-TCDF
                          13C-1,2,3,7,8-PeCDF
                          13C-2,3,4,7,8-PeCDF
                      13C-1,2,3,4,7,8-HxCDF
                      13C-1,2,3,6,7,8-HxCDF
                      13C-2,3,4,6,7,8-HxCDF
                      13C-1,2,3,7,8,9-HxCDF
                     13C-1,2,3,4,6,7,8-HpCDF
                     13C-1,2,3,4,7,8,9-HpCDF


                            .13C-2,3,7,8-TCDD
                         13C-1,2,3,7,8-PeCDD
                      13C-1,2,3,4,7,8-HxCDD
                      13C-1,2,3,6,7,8-HxCDD
                      3C-1,2,3,4,6,7,8-HpCDD
                                      13C-OCDD


                GERG/TAMU                                                                                       Date: 8/25/95






                                                            PCDD/PCDF Analysis                                         Page 13



                                   CLIENT NAME        NOAA
                                 PROJECT NAME         NS&T Year 10
                         PURCHASE ORDER NO.           East Coast Samples

                                 LAB SAMPLE ID        Q1 1929
                              CLIENT SAMPLE ID        BHDI
                        INSTRUMENT DATA FILE          50713LCA02-S19
                                    WET WEIGHT        10.15
                                    DRY WEIGHT        1.83
                               PERCENT SOLIDS         18.03
                          CALCULATION BASIS           DRY
                                   SAMPLE TYPE        IVISD
                                           MATRIX     TISSUE
                                       OC BATCH       DX0205
                              EXTRACTION DATE         4-25-95
                                ANALYSIS DATE         7-13-95
                                                            Conc           EDL             LMCL            DBO.ual
                                Compound Name               (pg1g)         (pg/g)          (pg/g)
                                     2,3,7,8-TCDF           543            0.33            5.46            DB225
                                 1,2,3,7,8-PeCDF            2127           2.03            27.3
                                 2,3,4,7,8-PeCDF            2395           2.40            27.3
                              1,2,3,4,7,8-HxCDF             2006           0.98            27.3
                              1,2,3,6,7,8-HxCDF             2056           0.99            27.3
                              2,3,4,6,7,8-HxCDF             2034           1.12            27.3
                              1,2,3,7,8,9-HxCDF             1990           1.65            27.3
                            1,2,3,4,6,7,8-HpCDF             2109           0.91            27.3
                            1,2,3,4,7,8,9-HpCDF             2021           1.05            27.3
                                             OCDF           4041           0.5             54.6


                                    2,3,7,8-TCDD            370            0.14            5.46
                                 1,2,3,7,8-PeCDD            2058           2.62            27.3
                              1,2,3,4,7,8-HxCDD             1871           0.47            27.3
                              1,2,3,6,7,8-HxCDD             2036           0.50            27.3
                              1,2,3,7,8,9-HxCDD             2034           0.51            27.3
                           1,2,3,4,6,7,8-HpCDD              1954           0.36            27.3
                                            OCDD            3680           0.57            54.6
                               Internal Standard        % Recov          D13 Qual
                                   % Recoveries
                              13C-2,3,7,8-TCDF              71
                           13C-1,2,3,7,8-PeCDF              76
                           13C-2,3,4,7,8-PeCDF              79
                        13C-1,2,3,4,7,8-HxCDF               67
                        13C-1,2,3,6,7,8-HxCDF               65
                        13C-2,3,4,6,7,8-HxCDF               67
                        13C-1,2,3,7,8,9-HxCDF               67
                      13C-1,2,3,4,6,7,8-HpCDF               71
                      13C-1,2,3,4,7,8,9-HpCDF               78


                              13C-2,3,7,8-TCDD              84
                           13C-1,2,3,7,8-PeCDD              79
                        13C-1,2,3,4,7,8-HxCDD               76
                        13C-1,2,3,6,7,8-HxCDD               72
                       3C-1,2,3,4,6,7,8-HpCDD               75
                GERG/TAMU              13C-OCDD             75                                                 Date: 8/25/95







                                                          PCDDIPCDF Analysis                                           Page 14


                                  CLIENT NAME        NOAA
                                PROJECT NAME         NS&T Year 10
                        PURCHASE ORDER NO.           East Coast Samples

                                LAB SAMPLE ID        K9540                      0.11929
                            CLIENT SAMPLE ID         BHDI                       BHDI
                       INSTRUMENT DATA FILE          50713LCA02-Sl 1            50713LCA02.-Sl 9
                                  WET WEIGHT         10.08                      10.15
                                   DRY WEIGHT        1.76                       1.83
                              PERCENT SOLIDS         17.48                      18.03
                         CALCULATION BASIS           DRY                        DRY
                                 SAMPLE TYPE         SAMP                       MSD
                                         MATRIX      TISSUE                     TISSUE
                                     QC BATCH        DX0205                     DX0205
                            EXTRACTION DATE          4-25-95                    4-25-95
                               ANALYSIS DATE         7-13-95                    7-13-95
                                                        Conc      Spike Amnt        Conc         Recov          DB
                               Compound Name            (pg/g)        (pg/g)        (pg/g)         (%)         Qual
                                   2,3,7,8-TCDF         24.5          437           543            119
                                1,2,3,7,8-PeCDF         1.75          2186          2127           97
                                2,3,4,7.,8-PeCDF        3.90          2186          2395           109
                            1,2,3,4,7,8-HxCDF                         2186          2006           92
                            1,2,3,6,7,8-HxCDF                         2186          2056           94
                            2,3,4,6,7,8-HxCDF           2.11          2186          2034           93
                            1,2,3,7,8,9-HxCDF                         2186          1990           91
                           1,2,3,4,6,7,8-HpCDF          3.85          2186          2109           96
                           1,2,3,4,7,8,9-HpCDF                        2186          2021           92
                                            OCDF                      4372          4041           92


                                   2,3,7,8-TCDD                       437           370            85
                               1,2,3,7,8-PeCDD                        2186          2058           94
                            1,2,3,4,7,8-HxCDD                         2186          1871           86
                            1,2,3,6,7,8-HxCDD                         2186          2036           93
                            1,2,3,7,8,9-HxCDD                         2186          2034           93
                         1,2,3,4,6,7,8-HpCDD                          2186          1954           89
                                           OCDD         69.0          4372          3680           83
                             Internal Standard
                                  % Recoveries
                            13C-2,3,7,8-TCDF
                         13C-1,2,3,7,8-PeCDF
                         13C-2,3,4,7,8-PeCDF
                       13C-1,2,3,4,7,8-HxCDF
                       13C-1,2,3,6,7,8-HxCDF
                       13C-2,3,4,6,7,8-HxCDF
                       13C-1,2,3,7,8,9-HxCDF
                     13C-1,2,3,4,6,7,8-HpCDF
                     13C-1,2,3,4,7,8,9-HpCDF


                            13C-2,3,7,8-TCDD
                         13C-1,2,3,7,8-PeCDD
                       13C-1,2,3,4,7,8-HxCDD
                       13C-1,2,3,6,7,8-HxCDD
                      3C-1,2,3,4,6,7,8-HpCDD
                                      13C-OCDD


                GERG/TAMU                                                                                       Date: 8/25/95






                                                      PCDD/PCDF Analysis                                      Page 15



                                CLIENT NAME       NOAA
                              PROJECT NAME        NS&T Year 10
                       PURCHASE ORDER NO.         East Coast Samples

                               LAB SAMPLE ID      Q1 1928                  Q1 1929
                           CLIENT SAMPLE ID       BHD1                     BHDI
                      INSTRUMENT DATA FILE        50713LCA02-S18           507113LCAOg-@S`19
                                 WET WEIGHT       10.08                    10. 15
                                 DRY WEIGHT       1.75                     1.83
                             PERCENT SOLIDS       17.31                    18.03
                       CALCULATION BASIS          DRY                      DRY
                                SAMPLE TYPE       MS                       MSD
                                       MATRIX     TISSUE                   TISSUE
                                   QC BATCH       DX0205                   DX0205
                           EXTRACTION DATE        4-25-95                  4-25-95
                             ANALYSIS DATE        7-13-95                  7-13-95
                                                     Conc                      Conc         RPD         DS
                             Compound Name           (pg/g)                    (pg/g)       M          Qual
                                  2,3,7,8-TCDF       602                       543          10
                              1,2,3,7,8-PeCDF        2432                      2127         13
                              2,3,4,7,8-PeCDF        2649                      2395         10
                           1,2,3,4,7,8-HxCDF         2319                      2006         14
                           1,2,3,6,7,8-HxCDF         2311                      2056         12
                           2,3,4,6,7,8-HxCDF         2176                      2034         7
                           1,2,3,7,8,9-HxCDF         2233                      1990         12
                          1,2,3,4,6,7,8-HpCDF        2449                      2109         15
                          1,2,3,4,7,8,9-HpCDF        2302                      2021         13
                                         OCDF        4766                      4041         16


                                 2,3,7,8-TCDD        439                       370          17
                              1,2,3,7,8-PeCDD        2393                      2058         15
                           1,2,3,4,7,8-HxCDD         2277                      1871         20
                           1,2,3,6,7,8-HxCDD         2302                      2036         12
                           1,2,3,7,8,9-HxCDD         2371                      2034         15
                         1,2,3,4,6,7,8-HpCDD         2265                      1954         15
                                         OCDD        4306                      3680         16
                            Internal Standard
                                % Recoveries
                           13C-2,3,7,8-TCDF
                        .1 3C-1,2,3,7,8-PeCDF
                         13C-2,3,4,7,8-PeCDF
                      13C-1,2,3,4,7,8-HxCDF
                      13C-1,2,3,6,7,8-HxCDF
                      13C-2,3,4,6,7,8-HxCDF
                      13C-1,2,3,7,8,9-HxCDF
                    13C-1,2,3,4,6,7,8-HpCDF
                    13C-1,2,3,4,7,8,9-HpCDI


                           13C-2,3,7,8-TCDD
                        13C-1,2,3,7,8-PeCDD
                      13C-1,2,3,4,7,8-HxCDD
                      13C-1,2,3,6,7,8-HxCDD
                     3C-1,2,3,4,6,7,8-HpCDD
               GERGITAMU            13C-OCDD                                                           Date: 8/25/95







                                                    PCDD/PCDF Analysis                                      Page 16



                                CLIENT NAME      NOAA
                              PROJECT NAME       NS&T Year 10
                       PURCHASE ORDER NO.        East Coast Samples

                              LAB SAMPLE ID      Q1 1926
                           CLIENT SAMPLE ID
                      INSTRUMENT DATA FILE       50713LCA02-Sl 7
                                 WET WEIGHT      8.80
                                 DRY WEIGHT
                             PERCENT SOLIDS
                        CALCULATION BASIS        WET
                                SAMPLE TYPE      SRM CARP-1
                                       MATRIX    TISSUE
                                   QC BATCH      DX0205
                           EXTRACTION DATE       4-25-95
                             ANALYSIS DATE       7-13-95
                                                      Conc           EDL           LMCL          DBQual
                             Compound Name            (pg/g)         (pg/g)        (pg/g)
                                 2,3,7,8-TCDF         15.4           0.11          1.14          DB225
                              1,2,3,7,8-PeCDF         4.53           0.38          5.68
                              2,3,4,7,8-PeCDF         14.1           0.44          5.68
                           1,2,3,4,7,8-HxCDF          3.82           0.28          5.68
                           1,2,3,6,7,8-HxCDF          2.46           0.26          5.68
                           2,3,4,6,7,8-HxCDF                         1.93          5.68            ND
                           1,2,3,7,8,9-HxCDF                         0.45          5.68            ND
                          1,2,3,4,6,7,8-HpCDF         4.83           0.07          5.68             1
                          1,2,3,4,7,8,9-HpCDF                        0.10          5.68            ND
                                         OCDF                        0.2           11.4            ND


                                 2,3,7,8-TCDD         7.18           0.06          1.14
                              1,2,3,7,8-PeCDD         5.29           0.33          5.68
                           1,2,3,4,7,8-HxCDD          1.87           0.45          5.68
                           1,2,3,6,7,8-HxCDD                         6.11          5.68            ND
                           1,2,3,7,8,9-HxCDD                         0.47          5.68            ND
                        1,2,3,4,6,7,8-HpCDD           6.75           0.13          5.68
                                         OCDD         5.01           0.41          11.4
                            Internal Standard      % Recov         DB Qual
                                % Recoveries
                           13C-2,3,7,8-TCDF           70
                        13C-1,2,3,7,8-PeCDF           78
                        13C-2,3,4,7,8-PeCDF           79
                      13C-1,2,3,4,7,8-HxCDF           64
                      13C-1,2,3,6,7,8-HxCDF           67
                      13C-2,3,4,6,7,8-HxCDF           69
                      13C-1,2,3,7,8,9-HxCDF           66
                     13C-1,2,3,4,6,7,8-HpCDF          72
                     13C-1,2,3,4,7,8,9-HpCDF          76


                           13C-2,3,7,8-TCDD           82
                        13C-1,2,3,7,8-PeCDD           75
                      13C-1,2,3,4,7,8-HxCDD           75
                      13C-1,2,3,6,7,8-HxCDD           73
                     3C-1,2,3,4,6,7,8-HpCDD           73
                                    13C-OCDD          62


               GERG/TAMU                                                                              Date: 8/25/95






                                                              PCDD/PCDF Analysis                                          Pa.ge.1 7



                                               CLIENT NAME        NOAA
                                            PROJECT NAME          NS&T Year 10
                                    PURCHASE ORDER NO.            East Coast Samples

                                             LAS SAMPLE ID        Q1 1926             CARP-1
                                         CLIENT SAMPLE ID
                                   INSTRUMENT DATA FILE           50713LCA02-S 17
                                               WET WEIGHT         8.80
                                               DRY WEIGHT
                                          PERCENT SOLIDS
                                      CALCULATION BASIS           WET
                                              SAMPLE TYPE         SRM CARP-1          SRM
                                                      MATRIX      TISSUE              TISSUE
                                                  QC BATCH        DX0205
                                         EXTRACTION DATE          4-25-95
                                           ANALYSIS DATE          7-13-95
                                                                     Conc      Concensus Conc.           Recy
                                           Compound Name             (pg/g)               (pg/g)         M
                                                2,3,7,8-TCDF         15.4                 11.9           129
                                             1,2,3,7,8-PeCDF         4.53                 5.0            91
                                            2,3,4,7,8-PeCDF          14.1
                                         1,2,3,4,7,8-HxCDF           3.82
                                         1,2,3,6,7,8-HxCDF           2.46
                                         2,3,4,6,7,8-HxCDF
                                         1,2,3,7,8,9-HxCDF
                                       1,2,3,4,6,7,8-HpCDF           4.83
                                       1,2,3,4,7,8,9-HpCDF
                                                        OCDF


                                               2,3,7,8-TCDD          7.18                 6.6            109
                                            1,2,3,7,8-PeCDD          5.29                 4.4            120
                                         1,2,3,4,7,8-HxCDD           1.87                 1.9            98
                                         1,2,3,6,7,8-HxCDD                                5.6
                                         1,2,3,7,8,9-HxCDD                                0.7
                                      1,2,3,4,6,7,8-HpCDD            6.75                 6.5            104
                                                        OCDD         5.01                 6.3            80
                                          Internal Standard
                                               % Recoveries
                                         13C-2,3,7,8-TCDF
                                      13C-1,2,3,7,8-PeCDF
                                      13C-2,3,4,7,8-PeCDF
                                   13C-1,2,3,4,7,8-HxCDF
                                   13C-1,2,3,6,7,8-HxCDF
                                   13C-2,3,4,6,7,8-HxCDF
                                   13C-1,2,3,7,8,9-HxCDF
                                  13C-1,2,3,4,6,7,8-HpCDF
                                  13C-1,2,3,4,7,8,9-HpCDF


                                         13C-2,3,7,8-TCDD
                                      13C-1,2,3,7,8-PeCDD
                                   13C-1,2,3,4,7,8-HxCDD
                                   13C-1,2,3,6,7,8-HxCDD
                                  3C-1,2,3,4,6,7,8-HpCDD
                  GERG/TAMU                       13C-OCDD                                                         Date: 8/25/95






                                                            PCDD/PCDF Analysis                                              Page 1



                                      CLIENT NAME        NOAA
                                   PROJECT NAME          NS&T Year 10
                           PURCHASE ORDER NO.            Gulf Coast Sediment Samples

                                    LAB SAMPLE ID        K9608
                                CLIENT SAMPLE ID         GBCR
                          INSTRUMENT DATA FILE           50721LCA03-S9
                                      WET WEIGHT         40.46
                                      DRY WEIGHT         31.56
                                 PERCENT SOLIDS          78.00
                             CALCULATION BASIS           DRY
                                     SAMPLE TYPE         SAMP
                                             MATRIX      SEDIMENT
                                         QC BATCH        DX0209
                                EXTRACTION DATE          7-7-95
                                  ANALYSIS DATE          7-21-95
                                                             Conc             EDL              LMCL           DBQual
                                  Compound Name              (pg/g)           (pg/g)           (pg/g)
                                       2,3,7,8-TCDF          0.42             0.08             0.32
                                    1,2,3,7,8-PeCDF          1.80             0.26             1.58
                                   2,3,4,7,8-PeCDF           1.80             0.32             1.58
                                1,2,3,4,7,8-HxCDF            1.90             0.44             1.58
                                1,2,3,6,7,8-HxCDF            2.78             0.41             1.58
                                2,a,4,6,7,8-Hx,.CD.F         2.01             0.51             1.58
                                1,,2,3,7,8,9-MxCDF         '.2 01             0479             1..58
                              1,2,3,4,6,7,8-HpCDF            3.43             0.30             1.58
                              1,2,3,4,7,8,9-HpCDF            2.39             0.36             1.58
                                               OCDF          6.23             0.34             3.17


                                      2,3,7,8-TCDD           0.35             0.16             0.32
                                   1,2,3,7,8-PeCDD           1.85             0.70             1.58
                                1,2,3,4,7,8-HxCDD            1.84             0.37             1.58
                                1,2,3,6,7,8-HxCDD            2.24             0.36             1.58
                                1,2,3,7,8,9-HxCDD            3.60             0.39             1.58
                             1,2,3,4,6,7,8-HpCDD             17.7             0.30             1.58
                                               OCDD          204              0.28             3.17
                                 Internal Standard         % Recov          DB Qual
                                      % Recoveries
                                13C-2,3,7,8-TCDF                56
                             13C-1,2,3,7,8-PeCDF                65
                             13C-2,3,4,7,8-PeCDF                67
                          13C-1,2,3,4,7,8-HxCDF                 62
                          13C-1,2,3,6,7,8-HxCDF
                          13C-2,3,4,6,7,8-HxCDF                 63
                          13C-1,2,3,7,8,9-HxCDF                 64
                        13C-1,2,3,4,6,7,8-HpCDF                 70
                        13C-1,2,3,4,7,8,9-HpCDF                 74


                                13C-2,3,7,8-TCDD                68
                             13C-1,2,3,7,8-PeCDD                65
                          13C-1   2,3,4,7,8-HxCDD               60
                          13C-1,2,3,6,7,8-HxCDD                 62
                         3C-1,2,3,4,6,7,8-HpCDD                 70
                  GERG/TAMU              13C-OCDD               76                                                 Date: 8/25/95








                                                          PCDD/PCDF Analysis                                             Page 2



                                    CLIENT NAME        NOAA
                                  PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.           Gulf Coast Sediment Samples

                                  LAB SAMPLE ID        K9609
                               CLIENT SAMPLE ID        GBOB
                        INSTRUMENT DATA FILE           50721 LCA03-S 10
                                    WET WEIGHT         42.99
                                     DRY WEIGHT        9.89
                                PERCENT SOLIDS         23.00
                           CALCULATION BASIS           DRY
                                    SAMPLE TYPE        SAMP
                                           MATRIX      SEDIMENT
                                       QC BATCH        DX0209
                               EXTRACTION DATE         7-7-95
                                 ANALYSIS DATE         7-21-95
                                                              Conc          EDL             LMCL           DBQual
                                Compound Name                 (pg/g)        (pg/g)          (pg/g)
                                     2,3,7,8-TCDF             1.65          0.19            1.01           DB225
                                  1,2,3,7,8-PeCDF             2.71          1.28            5.06              1
                                  2,3,4,7,8-PeCDF             3.53          1.48            5.06              1
                               1,2,3,4,7,8-HxCDF              3.65          1.28            5.06              1
                               1,2,3,6,7,8-HxCDF              4.13          1.21            5.06              1
                               2,3,4,6,7,8-HxCDF              4.28          1.42            5.06              1
                               1,2,3,7 1819  HxCDF            2.97          2.05            .5.06
                             1,2,3,4,6,7,8-HpCDF              21.9          0.68            5.06-
                             1,2,3,4,7,8,9-HpCDF              3.95          0.80            5.06              1
                                              OCDF            46.0          0.61            10.1


                                     2,3,7,8-TCDD             0.71          0.24            1.01
                                 1,2,3,7,8-PeCDD              4.07          0.93            5.06              1
                               1,2,3,4,7,8-HxCDD              73.0          0.69            5.06
                               1,2,3,6,7,8-HxCDD              20.0          0.69            5.06
                               1,2,3,7,8,9-HxCDD              9.77          0.73            5.06
                            1,2,3,4,6,7,8-HpCDD               132           0.69            5.06
                                             OCDD             1300          0.68            10.1
                                Internal Standard        % Recov          DB Qual
                                    % Recoveries
                               13C-2,3,7,8-TCDF               75
                            13C-1,2,3,7,8-PeCDF               89
                            13C-2,3,4,7,8-PeCDF               98
                          13C-1,2,3,4,7,8-HxCDF               75
                          13C-1,2,3,6,7,8-HxCDF               72
                          13C-2,3,4,6,7,8-HxCDF               79
                          13C-1,2,3,7,8,9-HxCDF               85
                       13C-1,2,3,4,6,7-,8-HpCDF               86
                       13C-1,2,3,4,7,8,9-HpCDF                91

                                3C-2,:@,7,'8-TCDD             96
                            13C-1,2,3,7,8-PeCDD               95
                         13C-1,2,3,4,7,&HxCD-D                80
                         13C-1,2,3,6,7,8-HxCDD                74
                        3C-1,2,3,4,6,7,8-HpCDD                87
                                        13C-OCDD              103


                  GERG/TAMU                                                                                     Date: 8/25/95






                                                          PCDD/PCDF Analysis                                             Page 3



                                    CLIENT NAME NOAA
                                  PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.           Gulf Coast Sediment Samples

                                  LAB SAMPLE ID       - K9610
                               CLIENT SAMPLE ID        BRCL
                         INSTRUMENT DATA FILE          5 07 21 LCA03-S 11
                                     WET WEIGHT        41.65
                                     DRY WEIGHT        21.86
                                PERCENT SOLIDS         52.48
                           CALCULATION BASIS           DRY
                                    SAMPLE TYPE        SAMP
                                            MATRIX     SEDIMENT
                                       OC BATCH        DX0209
                               EXTRACTION DATE         7-7-95
                                 ANALYSIS DATE         7-21-95
                                                              Conc          EDL             LMCL            DBQual
                                 Compound Name                (pg/g)        (pg/g)          (pg/g)
                                     2,3,7,8-TCDF             1.52          0.07            0.46            DB225
                                  1,2,3,7,8-PeCDF             2.45          2.42            2.29
                                  2,3,4,7,8-PeCDF             2.33          2.91            2.29
                               1,2,3,4,7,8-HxCDF              13.6          1.0b            2.29
                               1,2,3,6,7,8-HxCDF              7.'88         1.03            2.29
                               2,3,4,6,7,8-HxCDF              5.13         -1.23            2.29
                                 2,3'7,8,9MxCDF               3.77-                         Z 19
                                 . I ..                                     j.f)1         . ! I                   .. .      .I            ...
                             1,2,3,4,6,7,8-HpCDF              '5 1'6        1.24            2.29
                             1,2,3,4,7,8,9-HpCDF              18.2          0.27            2.29
                                              OCDF            296           0.14            4.57


                                     2,3,7,8-TCDD             0.31          0.10            0.46
                                 1,2,3,7,8-PeCDD              1.39          0.71            2.29               1
                               1,2,3,4,7,8-HxCDD              1.83          0.36            2.29               1
                               1,2,3,6,7,8-HxCDD              2.25,         0.34            2.29               1
                               1,2,3,7,8,9-HxCDD                            0.37            2.29              N D
                            1,2,3,4,6,7,8-HpCDD               27.5          0.24            2.29
                                             OCDD             281           0.37            4.57
                                Internal Standard        % Recov          D13 Qual
                                    % Recoveries
                               13C-2,3,7,8-TCDF               82
                            13C-1,2,3,7,8-PeCDF               103
                            13C-2,3,4,7,8-PeCDF               107
                         13C-1,2,3,4,7,8-HxCDF                150            Q
                         13C-1,2,3,6,7,8-HxCDF                146
                         13C-2,3,4,6,7,8-HxCDF                155            Q
                         13C-1,2,3,7,8,9-HxCDF                171            Q
                       13C-1,2,3,4,6,7,8-HpCDF                166            Q
                       13C-1,2,3,4,7,8,9-HpCDF                194            a

                               13C-213,7,8-TCDD               lob
                            13C-1,2,3,7,8-PeCDD               105
                         13C-1,2,3,4,7,8-HxCDD                152            Q
                         13C-1,2,3,6,7,8-HxCDD                157            Q
                        3C-1,2,3,4,6,7,8-HpCDD                162            Q
                                        13C-OCDD              205            Q


                 GERG/TAMU                                                                                      Date: 8/25/95







                                                          PCDD/PCDF Analysis                                             Page 4



                                    CLIENT NAME        NOAA
                                  PROJECT NAME         NS&T Year 10
                         PURCHASE ORDER NO.            Gulf Coast Sediment Samples

                                  LAB SAMPLE ID        K961 1
                                 CLIENT SAMPLE ID      BRFS
                         INSTRUMENT DATA FILE          507 21 LCA03-S 12
                                    WET WEIGHT         42.42
                                     DRY WEIGHT        21.59
                                 PERCENT SOLIDS        50.89
                          CALCULATION BASIS            DRY
                                   SAMPLE TYPE         SAMP
                                           MATRIX      SEDIMENT
                                       QC BATCH        DX0209
                                 EXTRACTION DATE       7-7-95
                                 ANALYSIS DATE         7-21-95
                                                              Conc          EDL             LMCL            DBQual
                                 Compound Name                (pg/g)        (pg/g)          (pg/g)
                                     2,3,7,8-TCDF             1.85          0.07            0.46            DB225
                                 1,2,3,7,8-PeCDF              1.80          0.57            2.32               1
                                 2,3,4,7,8-PeCDF              1.37          0.66            2.32               1
                                 1,2,3,4,7,8-HxCDF            3.50          0.37            2.32
                                 1,2,3,6,7,8-HxCDF            2.*26         0.37            2.32                                     a
                                 2,3,4,6,7,8-HxCDF            .1.80.        0.41            2.32
                                 .1       9-HxCDF             1m.74'        0.55            2.32               J
                                 .,2,3,.7 8,
                             1,2,8,4,6,7,'8-HpCDF             10.3-         '0. 16          2.32
                             1,2,3,4,7,8,9-HpCDF              3.43          0.19            2.32
                                              OCDF            54.8          0.21            4.63


                                     2,3,7,8-TCDD             0.21          0.08            0.46               J
                                 1,2,3,7,8-PeCDD              0.95          0.31            2.32
                                 1,2,3,4,7,8-HxCDD            1.26          0.29            2.32
                                 1,2,3,6,7,8-HxCDD                          1.22            2.32              ND
                                 1,2,3,7,8,9-HxCDD            1.42          0.30            2.32
                            1,2,3,4,6,7,8-HpCDD               14.0          0.21            2.32
                                             OCDD             141           0.28            4.63
                                 Internal Standard       % Recov            DB Qual
                                    % Recoveries
                                 13C-2,3,7,8-TCDF             83
                            13C-1,2,3,7,8-PeCDF               101
                            13C-2,3,4,7,8-PeCDF               107
                         13C-1,2,3,4,7,8-HxCDF                76
                         13C-1,2,3,6,7,8-HxCDF                72
                         13C-2,3,4,6,7,8-HxCDF                80
                         13C-1,2,3,7,8,9-HxCDF                91
                       13C-1,2,3,4,6,7,8-HpCDF                89
                       13C-1,2,3,4,7,8,9-HpCDF                97


                                 13C-2,3,7,8-TCDD
                            13C-1,2,3,7,8-PeCDD               107
                         13C-1,2,3,4,7,8-HxtDD                83
                         13C-1,2,3,6,7,8-HxCDD                80
                        3C-1,2,3,4,6,7,8-HpCDD                92
                                        13C-OCDD              107


                 GERG/TAMU                                                                                       Date: 8/25/95






                                                           PCDD/PCDF Analysis                                             Page 5



                                     CLIENT NAME        NOAA
                                  PROJECT NAME          NS&T Year 10
                          PURCHASE ORDER NO.            Gulf Coast Sediment Samples

                                   LAB SAMPLE ID        K9612
                               CLIENT SAMPLE ID         GBTD
                         INSTRUMENT DATA FILE           50721 LCA03-S 13
                                     WET WEIGHT         40.50
                                      DRY WEIGHT        25.92
                                 PERCENT SOLIDS         64.00
                           CALCULATION BASIS            DRY
                                    SAMPLE TYPE         SAMP
                                            MATRIX      SEDIMENT
                                        aC BATCH        DX0209
                               EXTRACTION DATE          7-7-95
                                 ANALYSIS DATE          7-21-95
                                                               Conc          EDL             LMCL           DBQual
                                 Compound Name                 (pg/g)        (pg/g)          (pg/g)
                                      2,3,7,8-TCDF             2.06          0.04            0.39            DB225
                                   1,2,:a,7,8-PeCDF            0.44          0.23            1.93               1
                                   2,3,4,7,8-PeCDF             0.69          0.26            1.93               1
                               1,2,3,4,7,8-HxCDF               0.77          0.26            1.93               1
                               1,2,3,6,7,8-HxCDF               0.78          0.24            1.93               1
                               2,3,4,6,7,8-HxCDF,              0.77          0.29            1.93               1
                                                                                                               ND
                               1,2,2I,7,8,9-HxCDF                            0. 7!5         1.93
                             1,2,3,4,6,7,8-HpCDF               4.14          0.16            1.93'
                              1,2,3,4,7,8,9-HpCDF              0.71          0.20            1.93
                                              OCDF             18.0          0.12            3.86


                                     2,3,7,8-TCDD              0.67          0.06            0.39
                                  1,2,3,7,8-PeCDD              0.97          0.29            1.93
                               1,2,3,4,7,8-HxCDD                             1.05            1.93              N D
                               1,2,3,6,7,8-HxCDD                             1.23            1.93              ND
                               1,2,3,7,8,9-HxCDD                             2.46            1.93              ND
                             1,2,3,4,6,7,8-HpCDD               40.6          0.17            1.93
                                              OCDD             841           0.26            3.86
                                Internal Standard         % Recov          DI3 Qual
                                     % Recoveries
                               13C-2,3,7,8-TCDF                75
                             13C-1,2,3,7,8-PeCDF               88
                            13C-2,3,4,7,8-Pe    CDF            94
                         13C-1,2,3,4,7,8-HxCDF                 70
                         13C-1,2,3,6,7,8-HxCDF                 68
                         13C-2,3,4,6,7,8-HxCDF                 74
                         13C-1,2,3,7,8,9-HxCDF                 82
                        13C-1,2,3,4,6,7,8-HpCDF                84
                        13C-1,2,3,4,7,8,9-HpCDF                90


                               13C-2,3,7,8-TCDD                87
                            13C-1,2,3,7,8-PeCDD                93
                         13C-1,2,3,4,7',8-HxCDD                73
                         1 jC-1,2,3,6,7,8-HxCDD                74
                         3C-1,2,3,4,6,7,8-HpCDD                82
                  GERG/TAMU             13C-OCDD               94                                                 Date: 8/25/95








                                                             PCDD/PCDF Analysis                                        Page 6



                                   CLIENT NAME        NOAA
                                 PROJECT NAME         NS&T Year 10
                         PURCHASE ORDER NO.           Gulf Coast Sediment Samples

                                 LAB SAMPLE ID        K9613
                              CLIENT SAMPLE ID        GBHR
                        INSTRUMENT DATA FILE          50721LCA03-S14
                                    WET WEIGHT        40.65
                                    DRY WEIGHT        11.38
                               PERCENT SOLIDS         28.00
                          CALCULATION BASIS           DRY
                                   SAMPLE TYPE        SAMP
                                          MATRIX      SEDIMENT
                                      QC BATCH        DX0209
                              EXTRACTION DATE         7-7-95
                                ANALYSIS DATE         7-21-95
                                                             Conc          EDL            LMCL           DBQual
                                Compound Name                (pg/g)        (pg/g)         (pg/g)
                                    2,3,7,8-TCDF             1.85          0.09           0.88            DB225
                                 1,2,3,7,8-PeCDF             0.91          0.71           4.39               1
                                 2,3,4,7,8-PeCDF                           1.42           4.39              ND
                              1,2,3,4,7,8-HxCDF                            1.26           4.39              ND
                              1,2,3,6,7,8-HxCDF
                                                                           1.15           4.39              ND
                              2,3,4,6,7,8-Hx  CDF                          1.32           4.39              ND
                            :..1,2,3,7,8."9-HXCDF            1.17          0.86           4.39
                            1,2,3,4,6,7,8-HpCDF              5.16          0.25           4.39
                            1,2,3,4,7,8,9-HpCDF                            0.89           4.39              ND
                                             OCDF            13.5          0.19           8.79


                                    2,3,7,8-TCDD                           0.85           0.88              ND
                                 1,2,3,7,8-PeCDD             1.49          1.06           4.39
                              1,2,3,4,7,8-HxCDD              3.39          0.42           4.39
                              1,2,3,6,7,8-HxCDD              3.97          0.40           4.39
                              1,2,3,7,8,9-HxCDD              6.81          0.44           4.39
                            112,3,4,6,7,8-HpCDD              108           0.37           4.39
                                            OCDD             2098          0.61           8.79
                               Internal Standard        % Recov         DB Qual
                                   % Recoveries
                              13C-2,3,7,8-TCDF               81
                           13C-1,2,3,7,8-PeCDF               99
                           13C-2,3,4,7,8-PeCDF               103
                        13C-1,2,3,4,7,8-HxCDF                69
                        13C-1,2,3,6,7,8-HxCDF                67
                        13C-2,3,4,6,7,8-HxCDF                72
                        13C-1,2,3,7,8,9-HxCDF                82
                      13C-1,2,3,4,6,7,8-HpCDF                81
                      13C-1,2,3,4,7,8,9-HpCDF                91


                              *1 3C-2,3,7,8-TCDD             96
                           13C-1,2,3,7,8-PeCDD               101
                        13C-1,2,3,4,7,8-HxCDD                71
                        13C-1,2,3,6,7,8-HxCDD                71
                       3C-1,2,3,4,6,7,8-HpCDD                82
                                       13C-OCDD              98


                 GERG/TAMU                                                                                     Date: 8/25/95






                                                                PCDD/PCDF Analysis                                          Page 7



                                      CLIENT NAME        NOAA
                                   PROJECT NAME          NS&T Year 10
                           PURCHASE ORDER NO.            Gulf Coast Sediment Samples

                                   LAB SAMPLE ID         K9614
                                CLIENT SAMPLE ID         GBYC
                          INSTRUMENT DATA FILE           50721LCA03-S15
                                      WET WEIGHT         41.47
                                      DRY WEIGHT         20.74
                                  PERCENT SOLIDS         50.00
                             CALCULATION BASIS           DRY
                                     SAMPLE TYPE         SAMP
                                             MATRIX      SEDIMENT
                                         QC BATCH        DX0209
                                EXTRACTION DATE          7-7-95
                                  ANALYSIS DATE          7-21-95
                                                                Conc           EDL             LMCL           DBQual
                                  Compound Name                 (pg/g)        (pg/g)           (pg/g)
                                       2,3,7,8-TCDF             9.06          0.06             0.48           DB225
                                  1,2,3,7,8-PeCDF               0.72          0.45             2.41              1
                                  2,3,4,7,8-PeCDF               0.85          0.53             2.41              1
                                1,2,3,4,7,8-HxCDF               1.03          0.32             2.41              1
                                1,2,3,6,7,8-HxCDF                             0.76             2.41             ND
                                2,3,4,6,7,8-HxCDF                             0.82             2.41             ND
                                1,2,3,7,8,9-HxCDF.,                           0.64             2.41             @ND
                              1@,2'3,4,6,7-8-HpCDF              5.47          0.06             2.41
                              1,213,4,7,8:9-HpCDF                             0.73             2.41             ND
                                               OCDF             35.4          0.06             4.82


                                      2,3,7,8-TCDD              2.59          0.10             0.48
                                  1,2,3,7,8-PeCDD                             0.61             2.41             ND
                                1,2,3,4,7,8-HxCDD               1.35          0.26             2.41              1
                                1,2,3,6,7,8-HxCDD                             2.43             2.41             ND
                                1,2,3,7,8,9-HxCDD               4.16          0.26             2.41
                             1,2,3,4,6,7,8-HpCDD                66.8          0.09             2.41
                                               OCDD             2839          0.18             4.82
                                  Internal Standard        % Recov          D13 Qual
                                      % Recoveries
                                13C-2,3,7,8-TCDF                80
                             13C-1,2,3,7,8-PeCDF                98
                             13C-2,3,4,7,8-PeCDF                107
                          13C-1,2,3,4,7,8-HxCDF                 79
                          13C-1,2,3,6,7,8-HxCDF                 45
                          13C-2,3,4,6,7,8-HxCDF                 82
                          13C-1,2,3,7,8,9-HxCDF                 94
                        13C-1,2,3,4,6,7,8-HpCDF                 94
                        13C-1,2,3,4,7,8,9-HpCD       F          110


                                13C-2,3,7  ' 8-TCDD             --93
                             13C-1,2,3,7,8-PeCDD                103
                          13C-1,2,3,4,7,8-HxCDD                 74
                          13C-1,2,3,6,7,8-HxCDD                 73
                         3C-1,2,3,4,6,7,8-HpCDD                 98
                  GERG/TAMU              13C-OCDD               131                                                 Date: 8/25/95







                                                  PCDD/PCDF Analysis                                    Page 8



                              CLIENT NAME      NOAA
                            PROJECT NAME       NS&T Year 10
                     PURCHASE ORDER NO.        Gulf Coast Sediment Samples

                            LAB SAMPLE ID      Q10569
                         CLIENT SAMPLE ID
                    INSTRUMENT DATA FILE       50721 LCA03-S8
                              WET WEIGHT       20.00
                               DRY WEIGHT      20.00
                           PERCENT SOLIDS
                       CALCULATION BASIS       DRY
                              SAMPLE TYPE      BLANK
                                     MATRIX
                                 QC BATCH      DX0209
                         EXTRACTION DATE       7-7-95
                           ANALYSIS DATE       7-21-95
                                                  Conc           EDL           LMCL         DBQual
                           Compound Name          (pg/g)         (pg/g)        (pg/g)
                               2,3,7,8-TCDF       0.42           0.15          0.50
                            1,2,3,7,8-PeCDF       2.28           0.35          2.50
                            2,3,4,7,8-PeCDF       1.81           0.41          2.50
                         1,2,3,4,7,8-HxCDF        2.16           0.26          2.50
                         1,2,3,6,7,8-HxCDF        2.60           0.32          2.50
                         2,3,4,6,7,8-HxCDF        2.19           0.47          2.50
                         1,2,3,7,8,9-HxCDF.       '2;69.'.'     ..0.24         2.50'
                        1,2,3,4,6,7,8LHpCDF       2.78           0.29          2.50
                        1,2,3,4,7,8,9-HpCDF       2.06           0.29          2.50
                                       OCDF       3.33           0.06          5.00


                               2,3,7,8-TCDD                      0.12          0.50           ND
                            1,2,3,7,8-PeCDD       2.67           0.27          2.50
                         1,2,3,4,7,8-HxCDD                       1.65          2.50           ND
                         1,2,3,6,7,8-HxCDD        2.78           0.30          2.50
                         1,2,3,7,8,9-HxCDD                       2.54          2.50           ND
                       1,2,3,4,6,7,8-HpCDD                       2.94          2.50           ND
                                      OCDD        4.87           0.31          5.00
                          Internal Standard     % Recov        DB Oual
                              % Recoveries
                         13C-2,3,7,8-TCDF          46
                       13C-1,2,3,7,8-PeCDF         94
                       13C-2,3,4,7,8-PeCDF         96
                    13C-1,2,3,4,7,8-HxCDF          83
                    13C-1,2,3,6,7,8-HxCDF          77
                    13C-2,3,4,6,7,8-HxCDF          77
                    13C-1,2,3,7,8,9-HxCDF          81
                   13C-1,2,3,4,6,7,8-HpCDF         84
                   13C-1,2,3,4,7,8,9-HpCDF         91


                         13C-2,3,7,8-TCDD          74
                       13C-1,2,3,7,8-PeCDD         96
                    13C-1,2,3,4,7,8-HxCDD          82
                    13C-1,2,3,6,7,8-HxCDD          78
                    3C-1,2,3,4,6,7,8-HpCDD         86
                                 13C-OCDD          90


              GERG/TAMU                                                                         Date: 8/25/95






                                                             PCDD/PCDF Analysis                                         Page 9


                                     CLIENT NAME       NOAA
                                  PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.           Gulf Coast Sediment Samples

                                   LAB SAMPLE ID       Q10570
                               CLIENT SAMOLE ID        GBYC
                         INSTRUMENT DATA FILE          50721LCA03-S16
                                     WET WEIGHT        41.74
                                     DRY WEIGHT        20.87
                                 PERCENT SOLIDS        50.00
                            CALCULATION BASIS          DRY
                                    SAMPLE TYPE        DUP
                                            MATRIX     SEDIMENT
                                        QC BATCH       DX0209
                               EXTRACTION DATE         7-7-95
                                 ANALYSIS DATE         7-21-95
                                                             Conc           EDL             LMCL           DBQuaI
                                 Compound Name               (pg/g)         (pg/g)          (pg/g)
                                      2,3,7,8-TCDF           8.42           0.05            0.48           DB225
                                   1,2,3,7,8-PeCDF           0.62           0.38            2.40              1
                                   2,3,4,7,8-PeCDF           1.03           0.44            2.40              1
                               1,2,3,4,7,8-HxCDF                            0.91            2.40             ND
                               1,2,3,6,7,8-HxCDF                            0.68            2.40             ND
                               2,3,4,6,7,8-HxCDF             0.70           0.25            2.40              1
                               1,2,3,7,8,9-HxCDF             0.61           0.35            2.40              1
                              1,2,3,4,6,7,8-HpCDF            4.41           0.10            2.40
                              1,2,3,4,7,8,9-HpCDF            0.54           0.11            2.40              1
                                              OCDF           32.5           0.12            4.79


                                     2,3,7,8-TCDD            2.46           0.10            0.48
                                  1,2,3,7,8-PeCDD                           0.82            2.40             ND
                               1,2,3,4,7,8-HxCDD                            1.01            2.40             ND
                               1,2,3,6,7,8-HxCDD                            1.84            2.40             ND
                               1,2,3,7,8,9-HxCDD                            2.78            2.40             ND
                            1,2,3,4,6,7,8-HpCDD              55.9           0.14            2.40
                                              OCDD           2316           0.23            4.79
                                Internal Standard         % Recov         D13 Qua[
                                     % Recoveries
                               13C-2,3,7,8-TCDF              80
                            13C-1,2,3,7,8-PeCDF              97
                            13C-2,3,4,7,8-PeCDF              102
                         13C-1,2,3,4,7,8-HxCDF               78
                         13C-1,2,3,6,7,8-HxCDF               70
                         13C-2,3,4,6,7,8-HxCDF               81
                         13C-1,2,3,7,8,9-HxCDF               88
                        13C-1,2,3,4,6,7,8-HpCDF              89
                        13C-1,2,3,4,7,8,9-HpCDF              112


                               13C-2,3,7,8-TCDD              96
                            13C-1,2,3,7,8-PeCDD              98
                         13C-1,2,3,4,7,8-HxCDD               66
                         13C-1,2,3,6,7,8-HxCDD               74
                         3C-1,2,3,4,6,7,8-HpCDD              96
                  GERGfTAMU             13C-OCDD             117                                                Date: 8/25/95







                                                  PCDDIPCDF Analysis                                    Page 10


                             CLIENT NAME      NOAA
                           PROJECT NAME       NS&T Year 10
                    PURCHASE ORDER NO.        Gulf Coast Sediment Samples

                            LAB SAMPLE ID     K9614                   Q10570
                         CLIENT SAMPLE ID     GBYC                    GBYC
                   INSTRUMENT DATA FILE       50721 LCA03-S 15        50721 LCAO@-,S 16
                              WET WEIGHT      41.47                   41.74
                              DRY WEIGHT      20.74                   20.87
                          PERCENT SOLIDS      50.00                   50.00
                     CALCULATION BASIS        DRY                     DRY
                             SAMPLE TYPE      SAMP                    DUP
                                    MATRIX    SEDIMENT                SEDIMENT
                                QC BATCH      DX0209                  DX0209
                         EXTRACTION DATE      7-7-95                  7-7-95
                           ANALYSIS DATE      7-21-95                 7-21-95
                                                 Conc                    Conc         RPD         DB
                          Compound Name          (pg/g)                  (pg1g)                   Qual
                               2,3,7,8-TCDF      9.06                    8.42          7
                            1,2,3,7,8-PeCDF      0.72                    0.62         15
                            2,3,4,7,8-PeCDF      0.85                    1.03         19
                         1,2,3,4,7,8-HxCDF       1.03
                         1,2,3,6,7,8-HxCDF
                         2,3,4,6,7,8-HxCDF                               0.70
                         1,2,3,7,8,9-HxCDF                               0.61
                       1,2,3,4,6,7,8'HpCDF       5.47                    4.41         21
                       1,2,3,4,7,8,9-HpCDF                               0.54
                                      OCDF       35.4                    32.5          9


                              2,3,7,8-TCDD       2.59                    2.46          5
                           1,2,3,7,8-PeCDD
                         1,2,3,4,7,8-HxCDD       1.35
                         1,2,3,6,7,8-HxCDD
                         1,2,3,7,8,9-HxCDD       4.16
                       1,2,3,4,6,7,8-HpCDD       66.8                    55.9         18
                                      OCDD       2839                    2316         20
                          Internal Standard
                              % Recoveries
                         13C-:2,3,7,8-TCDF
                       13C-1,2,3,7,8-PeCDF
                       13C-2,3,4,7,8-PeCDF
                     13C-1,2,3,4,7,8-HxCDF
                     13C-1,2,3,6,7,8-HxCDF
                     13C-2,3,4,6,7,8-HxCDF
                     13C-1,2,3,7,8,9-HxCDF
                  13C-1,2,3,4,6,7,8-HpCDF
                  13C-1,2,3,4,7,8,9-HpCDF


                         13C-2,3,7,87-TCDD
                      13C-1,2,3,7,8-PeCDD
                    13C-1,2,3,4,7,8-HxCDD
                    13C-1,2,3,6,7,8-HxCDD
                   3C-1,2,3,4,6,7,8-HpCDD
                                 13C-OCDD


              GERG/TAMU                                                                           Date: 8/26/95






                                                             PCDD/PCDF Analysis                                         Page 11



                                     CLIENT NAME        NOAA
                                   PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.            Gulf Coast Sediment Samples

                                   LAB SAMPLE ID        G10572
                               CLIENT SAMPLE ID         GBTD
                         INSTRUMENT DATA FILE           5 07 21 LCA03-S 18
                                     WET WEIGHT         40.82
                                      DRY WEIGHT        26.12
                                 PERCENT SOLIDS         64.00
                           CALCULATION BASIS            DRY
                                     SAMPLE TYPE        MS
                                            MATRIX      SEDIMENT
                                        QC BATCH        DX0209
                               EXTRACTION DATE          7-7-95
                                 ANALYSIS DATE          7-21-95
                                                             Conc            EDL             LMCL           DBQual
                                 Compound Name               (pg/g)          (pg/g)          (pg/g)
                                      213,7,8-TCDF           45.1            0.03            0.38           DB225
                                   1,2,3,7,8-PeCDF           168             0.21            1.91
                                   2,3,4,7,8-PeCDF           191             0.25            1.91
                               1,2,3,4,7,8-HxCDF             165             0.22            1.91
                               1,2,3,6,7,8-HxCDF             166             0.20            1.91
                               2,3,4,6,7,8-HxCDF             157             0.23            1.91
                               1,2,3,7,8,9-HxCDF             162             0.29            1.91
                             1,2,3,4,6,7 8-HpCDF             172             0.02            1.91
                              1,2,3,4,7,8:0-HpCDF            165             0.03            1.91
                                              OCDF           410             0.05            3.83


                                     2,3,7,8-TCDD            28.3            0.03            0.38
                                  1,2,3,7,8-PeCDD            175             0.22            1.91
                               1,2,3,4,7,8-HxCDD             175             0.47            1.91
                               1,2,3,6,7,8-HxCDD             181             0.36            1.91
                               1,2,3,7,8,9-HxCDD             197             0.44            1.91
                             1,2,3,4,6,7,8-HpCDD             218             0.12            1.91
                                              OCDD           1153            0.08            3.83
                                Internal Standard          % Recov        DB Qual
                                     % Recoveries
                               13C-2,3,7,8-TCDF              85
                             13C-1,2,3,7,8-PeCDF             103
                             13C-2,3,4,7,8-PeCDF             105
                         13C-1,2,3,4,7,8-HxCDF               83
                         13C-1,2,3,6,7,8-HxCDF               73
                         13C-2,3,4,6,7,8-HxCDF               87
                         13C-1,2,3,7,8,9-HxCDF               97
                        13C-1,2,3,4,6,7,8-HpCDF              117
                        13C-1,2,3,4,7,11,9-HpCDF             142


                               13C-2,3,7,8-TCDD              97
                            13C-1,2,3,7,8-PeCDD              100
                         13C-1,2,3,4,7,8-HxCDD               82
                         13C-1,2,3,6,7,8-HxCDD               75
                         3C-1,2,3,4,6,7,8-HpCDD              123
                  GERG/TAMU             13C-OCDD             139                                                 Date: 8/25/95







                                                           PCDD/PCDF Analysis                                             Page'l 2



                                   CLIENT NAME        NOAA
                                 PROJECT NAME         NS&T Year 10
                        PURCHASE ORDER NO.            Gulf Coast Sediment Samples

                                 LAB SAMPLE ID        K9612                       Ql 0572
                              CLIENT SAMPLE ID        GBTD                        GBTD
                       INSTRUMENT DATA FILE           50721LCA03-S13              50721LCA03-.Sl8
                                    WET WEIGHT        40.50                       40.82
                                    DRY WEIGHT        25.92                       26.12
                               PERCENT SOLIDS         64.00                       64.00
                         CALCULATION BASIS            DRY                         DRY
                                   SAMPLE TYPE        SAMP                        IVIS
                                           MATRIX     SEDIMENT                    SEDIMENT
                                       QC BATCH       DX0209                      DX0209
                              EXTRACTION DATE         7-7-95                      7-7-95
                                ANALYSIS DATE         7-21-95                     7-21-95
                                                          Conc      Spike Arnnt       Conc         Rq90V           DB
                                Compound Name             (pg/g)         (pg/g)       (pg/g)         (6/-)        Qual
                                     2,3,7,8-TCDF         2.06           30.6         45.1           141            Q
                                 1,2,3,7,8-PeCDF          0.44           153          168            log
                                 2,3,4,7,8-PeCDF          0.69-          153          191            124
                              1,2,3,4,7,8-HxCDF           0.77           153          165            107
                              1,2,3,6,7,8-HxCDF           0.78           153          166            108
                              2,3,4,6,7,8-HxCDF           0.77           153          157            102
                              1,2,3,7,8,9-HxCDF                          153          162            106
                            1,2,3,4,6,7,8-HpCDF           4.14           153          172            110
                            1,2,3,4,7,8,9-HpCDF           0.71           153          165            107
                                             OCDF         18.0           306          410            128


                                    2,3,7,8-TCDD          0.67           31           28.3           90
                                1,2,3,7,8-PeCDD           0.97           153          175            114
                              1,2,3,4,7,8-HxCDD                          153          175            114
                              1,2,3,6,7,8-HxCDD                          153          181            118
                              1,2,3,7,8,9-HxCDD                          153          197            129
                           1,2,3,4,6,7,8-HpCDD            40.6           153          218            116
                                             OCDD         841            306          1153           102
                              Internal Standard
                                   % Recoveries
                              13C-2,3,7,8-TCDF
                           13C-1,2,3,7,8-PeCDF
                           13C-2,3,4,7,8-PeCDF
                       13C-1,2,3,4,7,8-HxCDF
                       13C-1,2,3,6,7,8-HxCDF
                       13C-2,3,4,6,7,8-HxCDF
                       13C-1,2,3,7,8,9-HxCDF
                      13C-1,2,3,4,6,7,8-HpCDF
                      13C-1,2,3,4,7,8,9-HpCDF


                              13C-2,3,7,8-TCDD
                           13C-1,2,3,7,8-PeCDD
                       13C-1,2,3,4,7,8-HxCDD
                       13C-1,2,3,6,7,8-HxCDD
                       3C-1,2,3,4,6,7,8-HpCDD
                                       13C-OCDD


                 GERG[TAMU                                                                                         Date: 8/25/95






                                                       PCDD/pCDF Analysis                                      Page 13



                                   CLIENT NAME      NOAA
                                PROJECT NAME        NS&T Year 10
                         PURCHASE ORDER NO.         Gulf Coast Sediment Samples

                                 LAB SAMPLE ID      G10573
                             CLIENT SAMPLE ID       GBTD
                        INSTRUMENT DATA FILE        50721 LCA03-S 19
                                   WET WEIGHT       41.63
                                   DRY WEIGHT       26.64
                                PERCENT SOLIDS      64.00
                          CALCULATION BASIS         DRY
                                  SAMPLE TYPE       MSD
                                         MATRIX     SEDIMENT
                                     QC BATCH       DX0209
                             EXTRACTION DATE        7-7-95.
                                ANALYSIS DATE       7-21-95
                                                          Conc         EDL            LMCL          DBQual
                                Compound Name             (pg/g)       (pg/g)         (pg/g)
                                    2,3,7,8-TCDF          44.5         0.02           0.38          DB225
                                1,2,3,7,8-PeCDF           166          0.11           1.88
                                2,3,4,7,8-PeCDF           186          0.13           1.88
                             1,2,3,4,7,8-HxCDF            159          0.11           1.88
                             1,2,3,6,7,8-HxCDF            162          0.13           1.88
                             2,3,4,6,7,8-HxCDF            160          0.13           1.88
                             1,2,3,7,8,9-HxCDF            154          0.15           1.88
                            1,2,3,4,6,7,8-HpCDF           175          0.03           1.88
                            1,2,3,4,7,8,9-HpCDF           160          0.03           1.88
                                           OCDF           398          0.04           3.75


                                   2,3,7,8-TCDD           28.7         0.04           0.38
                                1,2,3,7,8-PeCDD           175          0.11           1.88
                             1,2,3,4,7,8-HxCDD            167          0.04           1.88
                             1,2,3,6,7,8-HxCDD            192          0.04           1.88
                             1,2,3,7,8,9-HxCDD            210          0.04           1.88
                           1,2,3,4,6,7,8-HpCDD            212          0.01           1.88
                                           OCDD           1089         0.05           3.75
                              Internal Standard       % Recov        DB Qual
                                  % Recoveries
                             13C-2,3,7,8-TCDF             87
                           13C-1,2,3,7,8-PeCDF            109
                           13C-2,3,4,7,8-PeCDF            113
                        13C-1,2,3,4,7,8-HxCDF             86
                        13C-1,2,3,6,7,8-HxCDF             66
                        13C-2,3,4,6,7,8-HxCDF             85
                        13C-1,2,3,7,8,9-HxCDF             100
                      13C-1,2,3,4,6,7,8-HpCDF             112
                      13C-1,2,3,4,7,8,9-HpCDF             147

                             13C-2,3,7,8-TCDD             97
                           13C-1,2,3,7,8-PeCDD            102
                        13C-1,2,3,4,7,8-HxCDD             86
                        13C-1,2,3,6,7,8-HxCDD             66
                       3C-1,2,3,4,6,7,8-HpCDD             129
                 GERG/TAMU            13C-OCDD            134                                           Date: 8/25/95








                                                 PCDD/PCDF Analysis                                   Page 14



                             CLIENT NAME     NOAA
                           PROJECT NAME      NS&T Year 10
                    PURCHASE ORDER NO.       Gulf Coast Sediment Samples

                           LAB SAMPLE ID     K9612                  Q10573
                        CLIENT SAMPLE ID     GBTD                   GBTD
                   INSTRUMENT DATA FILE      50721 LCA03-Sl 3       50721LCA03@-819
                             WET WEIGHT      40.50                  41.63
                              DRY WEIGHT     25.92                  26.64
                          PERCENT SOLIDS     64.00                  64.00
                     CALCULATION BASIS       DRY                    DRY
                             SAMPLE TYPE     SAMP                   MSD
                                   MATRIX    SEDIMENT               SEDIMENT
                                QC BATCH     DX0209                 DX0209
                        EXTRACTION DATE      7-7-95                 7-7-95
                          ANALYSIS DATE      7-21-95                7-21-95
                                                Conc     Spike Amnt     Conc       Rec.ov       DI3
                          Compound Name         (pg/g)     (pg/g)       (pg/g)      N.)        Qual
                              2,3,7,8-TCDF      2.06         30         44.5        141         a
                           1,2,3,7,8-PeCDF      0.44         150        166         lio
                           2,3,4,7,8-PeCDF      0.69         150        186         123
                        1,2,3,4,7,8-HxCDF       0.77         150        159         105
                        1,2,3,6,7,8-HxCDF       0.78         150        162         107
                        2,3,4,6,7,8-HxCDF       0.77         150        160         106
                        1,2,3,7,8,9-HxCDF                    150        154         103
                       1,2,3,4,6,7,8-HpCDF      4.14         150        175         113
                       1,2,3,4,7,8,9-HpCDF      0.71         150        160         106
                                     OCDF       18.0         300        398         126


                              2,3,7,8-TCDD      0.67         30         28.7        93
                           1,2,3,7,8-PeCDD      0.97         150        175         116
                        1,2,3,4,7,8-HxCDD                    150        167         ill
                        1,2,3,6,7,8-HxCDD                    150        192         128
                        1,2,3,7,8,9-HxCDD                    150        210         140         Q
                       1,2,3,4,6,7,8-HpCDD      40.6         150        212         114
                                     OCDD       841          300        1089        82
                         Internal Standard
                             % Recoveries
                        13C-2,3,7,8-TCDF
                      13C-1,2,3,7,8-PeCDF
                      13C-2,3,4,7,8-PeCDF
                   1 W-1,2,3,4,7,8-HxCDF
                   13C-1,2,3,6,7,8-HxCDF
                   13C-2,3,4,6,7,8-HxCDF
                   13C-1,2,3,7,8,9-HxCDF
                  13C-1,2,3,4,6,7,8-HpCDF
                  13C-1,2,3,4,7,8,9-HpCDF


                        13C-2,3,7,8-TCDD
                      13C-1,2,3,7,8-PeCDD
                   13C-1,2,3,4,7,8-HxCDD
                   13C-1,2,3,6,7,8-HxCDD
                   3C-1,2,3,4,6,7,8-HpCDD
                                13C-OCDD


              GERGITAMU                                                                         Date: 8/25/95






                                                      PCDD/PCDF Analysis                                        Page 15



                                 CLIENT NAME      NOAA
                               PROJECT NAME       NS&T Year 10
                       PURCHASE ORDER NO.         Gulf Coast Sediment Samples

                               LAB SAMPLE ID      Q1 0572                   Q10573
                            CLIENT SAMPLE ID      GBTD                      GBTD,
                      INSTRUMENT DATA FILE        50721 LCA03-Sl 8          50721LCA03-.S19
                                 WET WEIGHT       40.82                     41.63
                                 DRY WEIGHT       26.12                     26.64
                             PERCENT SOLIDS       64.00                     64.00
                        CALCULATION BASIS         DRY                       DRY
                                SAMPLE TYPE       MS                        MSD
                                       MATRIX     SEDIMENT                  SEDIMENT
                                    QC BATCH      DX0209                    DX0209
                            EXTRACTION DATE       7-7-95                    7-7-95
                              ANALYSIS DATE       7-21-95                   7-21-95
                                                     Conc                      Conc         RPD          DB
                             Compound Name           (pg/g)                    (pg/g)       6m           Qual
                                  2,3,7,8-TCDF       45.1                      44.5           1
                               1,2,3,7,8-PeCDF       168                       166            1
                               2,3,4,7,8-PeCDF       191                       186            3
                            1,2,3,4,7,8-HxCDF        165                       159            4
                            1,2,3,6,7,8-HxCDF        166                       162            2
                            2,3,4,6,7,8-HxCDF        157                       160            2
                            1,2,3,7,8,9-HxCDF        162                       154            5
                          1,2,3,4,6,7,8-HpCDF        172                       175            1
                          1,2,3,4,7,8,9-HpCDF        165                       160            3
                                          OCDF       410                       398            3


                                 2,3,7,8-TCDD        28.3                      28.7           2
                              1,2,3,7,8-PeCDD        175                       175            0
                            1,2,3,4,7,8-HxCDD        175                       167            5
                            1,2,3,6,7,8-HxCDD        181                       192            6
                            1,2,3,7,8,9-HxCDD        197                       210            7
                         1,2,3,4,6,7,8-HpCDD         218                       212            3
                                         OCDD        1153                      1089           6
                            Internal Standard
                                 % Recoveries
                            13C-2,3,7,8-TCDF
                         13C-1,2,3,7,8-PeCDF
                         13C-2,3,4,7,8-PeCDF
                      13C-1,2,3,4,7,8-HxCDF
                      13C-1,2,3,6,7,8-HxCDF
                      13C-2,3,4,6,7,8-HxCDF
                      13C-1,2,3,7,8,9-HxCDF
                     13C-1,2,3,4,6,7,8-HpCDF
                     13C-1,2,3,4,7,8,9-HpCDF


                            13C-2,3,7,8-TCDD
                         13C-1,2,3,7,8-PeCDD
                      13C-1,2,3,4,7,8-HxCDD
                      13C-1,2,3,6,7,8-HxCDD
                     3C-1,2,3,4,6,7,8-HpCDD
                                    13C-OCDD


                GERG/TAMU                                                                                Date: 8/25/95







                                                       PCDD/PCDF Analysis                                     Page 16



                                 CLIENT NAME       NOAA
                               PROJECT NAME        NS&T Year 10
                       PURCHASE ORDER NO.          Gulf Coast Sediment Samples

                               LAB SAMPLE ID       Q10571
                            CLIENT SAMPLE ID
                      INSTRUMENT DATA FILE         50721 LCA03-S 17
                                 WET WEIGHT        5.15
                                  DRY WEIGHT       5.15
                             PERCENT SOLIDS        100.00
                         CALCULATION BASIS         DRY
                                 SAMPLE TYPE       SRM 1941A
                                        MATRIX     SEDIMENT
                                    QC BATCH       DX0209
                            EXTRACTION DATE        7-7-95
                              ANALYSIS DATE        7-21-95
                                                       Conc           EDL            LMCL          DBQual
                              Compound Name            (pg/g)         (pg/g)         (pg/g)
                                  2,3,7,8-TCDF    -    115            0.57           1.94          DB225
                               1,2,3,7,8-PeCDF         150            12.4           9.71
                               2,3,4,7,8-PeCDF         56.5           14.9           9.71
                            1,2,3,4,7,8-HxCDF          334            5.60           9.71
                            1,2,3,6,7,8-HxCDF          94.6           5.44           9.71
                            2,3,4,6,7,8-HxCDF          44.7           6.09           9.71
                            1,2,3,7,8,9-HxCDF          60.9           7.53           9.71
                           1,2,3,4,6,7,8-HpCDF         433            1.14           9.71
                           1,2,3,4,7,8,9-HpCDF         268            1.16           9.71
                                          OCDF         6983           2.19           19.4


                                  2,3,7,8-TCDD                        2.89           1.94             ND
                               1,2,3,7,8-PeCDD                        8.78           9.71             ND
                            1,2,3,4,7,8-HxCDD                         13.6           9.71            ND
                            1,2,3,6,7,8-HxCDD          27.8           2.95           9.71
                            1,2,3,7,8,9-HxCDD          23.5           3.42           9.71
                         1,2,3,4,6,7,8-HpCDD           555            0.99           9.71
                                         OCDD          7192           1.16           19.4
                             Internal Standard      % Recov         D13 Qual
                                 % Recoveries
                            13C-2,3,7,8-TCDF           74
                         13C-1,2,3,7,8-PeCDF           81
                         13C-2,3,4,7,8-PeCDF           86
                      13C-1,2,3,4,7,8-HxCDF            71
                      13C-1,2,3,6,7,8-HxCDF            65
                      13C-2,3,4,6,7,8-HxCDF            77
                      13C-1,2,3,7,8,9-HxCDF            83
                     13C-1,2,3,4,6,7,8-HpCDF           85
                     13C-1,2,3,4,7,8,9-HpCDF           103


                            13C-2,3,7,8-TCDD           85
                         13C-1,2,3,7,8-PeCDD           81
                      13C-1,2,3,4,7,8-HxCDD            69
                      13C-1,2,3,6,7,8-HxCDD            66
                      3C-1,2,3,4,6,7,8-HpCDD           84
                                     13C-OCDD          ill


                GERGITAMU                                                                              Date: 8/25/95






                                                            PCDD/PCDF Analysis                                         Page 17



                                             CLIENT NAME        NOAA
                                           PROJECT NAME         NS&T Year 10
                                   PURCHASE ORDER NO.           Gulf Coast Sediment Samples

                                           LAB SAMPLE ID        Q10571              NIST 1941 a
                                       CLIENT SAMPLE ID
                                 INSTRUMENT DATA FILE           50721 LCA03-Sl 7
                                             WET WEIGHT         5.15
                                              DRY WEIGHT        5.15
                                          PERCENT SOLIDS        100.00
                                    CALCULATION BASIS           DRY
                                            SAMPLE TYPE         SRIVI 1941 A        SRM
                                                    MATRIX      -SEDIMENT           SEDIMENT
                                                QC BATCH        DX0209
                                       EXTRACTION DATE          7-7-95
                                          ANALYSIS DATE         7-21-95
                                                                   Conc      Lab Average Con.       .,Recy
                                          Compound Name            (pg/g)              (pg/g)        M
                                              2,3,7,8-TCDF         115                 69.7          165
                                          1,2,3,7,8-PeCDF          150                 124           121
                                          2,3,4,7,8-PeCDF          56.5                47.0          120
                                       1,2,3,4,7,8-HxCDF           334                 291           115'
                                       1,2,3,6,7,8-HxCDF           94.6                72.7          130
                                       2,3,4,6,7,8-HxCDF           44.7                39.1          114
                                       1,2,3,7,8,9-HxCDF           60.9                29.3          208
                                      1,2,3,4,6,7,8-HpCDF          433                 374           116
                                      1,2,3,4,7,8,9-HpCDF          268                 231           116
                                                      OCDF         6983                3455          202


                                             2,3,7,8-TCDD                              1.33
                                          1,2,3,7,8-PeCDD                              6.29
                                       1,2,3,4,7,8-HxCDD                               9.88
                                       1,2,3,6,7,8-HxCDD           27.8                23.2          120
                                       1,2,3,7,8,9-HxCDD           23.5                23.3          101
                                    1,2,3,4,6,7,8-HpCDD            555                 418           133
                                                      OCDD         7192                5288          136
                                        Internal Standard
                                             % Recoveries
                                       13C-2,3,7,8-TCDF
                                    13C-1,2,3,7,8-PeCDF
                                    13C-2,3,4,7,8-PeCDF
                                 13C-1,2,3,4,7,8-HxCDF
                                 13C-1,2,3,6,7,8-HxCDF
                                 13C-2,3,4,6,7,8-HxCDF
                                 13C-1,2,3,7,8,9-HxCDF
                                13C-1,2,3,4,6,7,8-HpCDF
                                13C-1,2,3,4,7,8,9-HpCDF

                                       13C-2,3,7,8-TCDD
                                    13C-1,2,3,7,8-PeCDD
                                 13C-1,2,3,4,7,8-HxCDD
                                 13C-1,2,3,6,7,8-HxCDD
                                 3C-1,2,3,4,6,7,8-HpCDD
                 GERG/TAMU                      13C-OCDD                                                       Date: 8/25/95







                                                             PCDD/PCDF Analysis                                           Page 1



                                     CLIENT NAME        NOAA
                                   PROJECT NAME         NS&T Year 10
                           PURCHASE ORDER NO.           Texas Coast Samples

                                   LAB SAMPLE ID        K9145
                                CLIENT SAMPLE ID        GBTD Station 1
                         INSTRUMENT DATA FILE           50718LCA03-S5
                                     WET WEIGHT         10.02
                                      DRY WEIGHT        0.77
                                  PERCENT SOLIDS        7.66
                            CALCULATION BASIS           DRY
                                     SAMPLE TYPE        SAMP
                                            MATRIX      TISSUE
                                        QC BATCH        DX021 0
                                EXTRACTION DATE         6-5-95
                                  ANALYSIS DATE         7-18-95
                                                             Conc            EDL             LMCL           DBEual
                                  Compound Name              (pg/g)          (pg/g)          (pg/g)
                                      2,3,7,8-TCDF           131.0           5.78            13.0            DB2T5-
                                  1,2,3,7,8-PeCDF                            9.16            65.1              ND
                                  2,3,4,7,8-PeCDF                            11.5            65.1              ND
                                1,2,3,4,7,8-HxCDF                            8.44            65.1              ND*
                                1,2,3,6,7,8-HxCDF                            8.26            65.1              ND
                                2,3,4,6,7,8-HxCDF                            10.8            65.1              ND
                                1.,2j3,7,8,9-HiCDF                           16.2.'          @65.11            ND.
                              1,2,3,4,-6,7i8-HpCDF'                          16.3            65.1              ND
                              1,2,3,4,7,8,9-HpCDF                            20.8            65.1              ND
                                              .OCDF                          70.6            130               ND


                                      2,3,7,8-TCDD           25.3            5.36            13.0
                                  1,2,3,7,8-PeCDD                            25.9            65.1              ND
                                1,2,3,4,7,8-HxCDD                            15.0            65.1              ND
                                1,2,3,6,7,8-HxCDD                            15.3            65.1              ND
                                1,2,3,7,8,9-HxCDD                            15.6            65.1              ND
                            1,2,3,4,6,7,8-HpCDD              30.4            17.7            65.1
                                              OCDD           401             34.8            130
                                Internal Standard          % Recov        D13 Qual
                                     % Recoveries
                                13C-2,3,7,8-TCDF             57
                            13C-1,2,3,7,8-PeCDF              60
                            13C-2,3,4,7,8-PeCDF              59
                         13C-1,2,3,4,7,8-HxCDF               59
                         13C-1,2,3,6,7,8-HxCDF               59
                         13C-2,3,4,6,7,8-HxCDF               59
                         13C-1,2,3,7,8,9-HxCDF               55
                        13C-1,2,3,4,6,7,8-HpCDF              61
                        13C-1,2,3,4,7,8,9-HpCDF              65


                            .   13C-2,3,7,8-TCDD             71
                            13C-1,2,3,7,8-PeCDD              60
                         13C-1,2,3,4,7,8-HxCDD               66
                         13C-1,2,3,6,7,8-HxCDD               70
                         3C-1,2,3,4,6,7,8-HpCDD              52
                                         13C-OCDD            27


                  GERG/TAMU                                                                                       Date: 8/25/95







                                                     PCDD/PCDF Analysis                                        Page 2



                                  CLIENT NAME     NOAA
                               PROJECT NAME       NS&T Year 10
                       PURCHASE ORDER NO.         Texas Coast Samples

                               LAB SAMPLE ID      K9146
                            CLIENT SAMPLE ID      GBTD Station 2
                      INSTRUMENT DATA FILE        50718LCA03-S6
                                  WET WEIGHT      10.04
                                  DRY WEIGHT      1.20
                             PERCENT SOLIDS       11.96
                        CALCULATION BASIS         DRY
                                  SAMPLE TYPE     SAMP
                                        MATRIX    TISSUE
                                    QC BATCH      DX021 0
                            EXTRACTION DATE       6-5-95
                              ANALYSIS DATE       7-18-95
                                                      Conc            EDL           LMCL          DBQual
                              Compound Name           (pg/g)          (pg/g)        (pg/g)
                                  2,3,7,8-TCDF        70.3            2.89          8.33          DB225
                               1,2,3,7,8-PeCDF                        5.79          41.6            ND
                               2,3,4,7,8-PeCDF                        7.5           41.6            ND
                            1,2,3,4,7,8-HxCDF                         8.50          41.6            ND
                            1,2,3,6,7,8-HxCDF                         7.68          41.6            ND
                            2,3,4,6,7,8-HxCDF                         10.6          41.6            ND
                                                                                    4               -ND'.
                            1,2,.3,7-,8,9-HxCDF                       14.3          71,6
                          1,2,3,4,6,7,8-HpCDF                         10.2          41.6            ND
                           1,2,3,4,7,8,0-HpCDF                        14.7          41.6            ND
                                          OCDF                        52.3          83.3            ND


                                  2,3,7,8-TCDD                        11.4          8.33            ND
                               1,2,3,7,8-PeCDD                        9.54          41.6            ND
                            1,2,3,4,7,8-HxCDD                         13.6          41.6            ND
                            1,2,3,6,7,8-HxCDD                         13.3          41.6            ND
                            1,2,3,7,8,9-HxCDD                         13.9          41.6            ND
                          1,2,3,4,6,7,8-HpCDD                         8.19          41.6            ND
                                         OCDD         216             15.3          83.3
                             Internal Standard      % Recov        DI3 Qual
                                  % Recoveries
                            13C-2,3,7,8-TCDF             59
                          13C-1,2,3,7,8-PeCDF            60
                          13C-2,3,4,7,8-PeCDF            61
                      13C-1,2,3,4,7,8-HxCDF              60
                      13C-1,2,3,6,7,8-HxCDF              61
                      13C-2,3,4,6,7,8-HxCDF              55
                      13C-1,2,3,7,8,9-HxCDF              58
                     13C-1,2,3,4,6,7,8-HpCDF             57
                     13C-1,2,3,4,7,8,9-HpCDF             57

                            .1 3C-2,3,7,8-TCDD           74
                        13C-1,2,3,7,8-PeC   DD           64
                      13C-1,2,3,4,7,8-HxCDD              65
                      13C-1,2,3,6,7,8-HxCDD              71
                      3C-1,2,3,4,6,7,8-HpCDD             50
                                     13C-OCDD            24            Q


                GERG/TAMU                                                                              Date: 8/25/95






                                                    PCDD/PCDF Analysis                                     Page 3.



                                 CLIENT NAME      NOAA
                               PROJECT NAME       NS&T Year 10
                        PURCHASE ORDER NO.        Texas Coast Samples

                               LAB SAMPLE ID      K9147
                            CLIENT SAMPLE ID      GBTD Station 3
                      INSTRUMENT DATA FILE        50718LCA03-S7
                                 WET WEIGHT       10.05
                                  DRY WEIGHT      1.32
                             PERCENT SOLIDS       13.16
                         CALCULATION BASIS        DRY
                                 SAMPLE TYPE      SAMP
                                        MATRIX    TISSUE
                                    QC BATCH      DX021 0
                            EXTRACTION DATE       6-5-95
                              ANALYSIS DATE       7-18-95
                                                      Conc          EDL           LMCL          DBQual
                              Compound Name           (pg/g)        (pg/g)        (pg/g)
                                  2,3,7,8-TCDF        67.6          2.44          7.56          DB225
                               1,2,3,7,8-PeCDF                      5.89          37.8            ND
                               2,3,4,7,8-PeCDF                      7.33          37.8            ND
                            1,2,3,4,7,8-HxCDF                       2.25          37.8            ND
                            1,2,3,6,7,8-HxCDF                       2.14          37.8            ND
                            2,3,4,6,7,8-HxCDF                       2.59          37.8            ND
                            -,1,2,3,7 8,9@HxcbF                     4J7           37.8-           ND.
                          1,2,3,4,6 -7,8-HpCDF                      .9101         37.8            ND
                           1,2,3,4,7:8,9-HpCDF                      12'.1         37.8            ND
                                          OCDF                      47.9          75.6            ND


                                  2,3,7,8-TCDD        14.8          4.52          7.56
                               1,2,3,7,8-PeCDD                      12.5          37.8            ND
                            1,2,3,4,7,8-HxCDD                       5.69          37.8            ND
                            1,2,3,6,7,8-HxCDD                       5.97          37.8            ND
                            1,2,3,7,8,9-HxCDD                       6.04          37.8            ND
                           1,2,3,4,6,7,8-HpCDD                      16.5          37.8            ND
                                         OCDD,        185           23.3          75.6
                             Internal Standard      % Recov       D13 Qual
                                 % Recoveries
                            13C-2,3,7,8-TCDF            68
                          13C-1,2,3,7,8-PeCDF           71
                          13C-2,3,4,7,8-PeCDF           71
                        13C-1,2,3,4,7,8-HxCDF           67
                        13C-1,2,3,6,7,8-HxCDF           70
                        13C-2,3,4,6,7,8-HxCDF           69
                        13C-1,2,3,7,8,9-HxCDF           64
                      13C-1,2,3,4,6,7,8-HpCDF           75
                      13C-1,2,3,4,7,8,9-HpCDF           77

                            13C-2,3,7*8-TCDD            87
                          13C-1,2,3,7,;-PeCDD           78
                        13C-1,2,3,4,7,8-HxCDD           80
                        13C-1,2,3,6,7,8-HxCDD           81
                       3C-1,2,3,4,6,7,8-HpCDD           69
                                     13C-OCDD           35


                 GERG/TAMU                                                                          Date: 8/25/95







                                                           PCDD/PCDF Analysis                                             Page 4



                                    CLIENT NAME         NOAA
                                  PROJECT NAME          NS&T Year 10
                          PURCHASE ORDER NO.            Texas Coast Samples

                                  LAB SAMPLE ID         K9599
                               CLIENT SAMPLE ID         GBCR
                         INSTRUMENT DATA FILE           50718LCA03-S8
                                     WET WEIGHT         10.03
                                     DRY WEIGHT         1.24
                                PERCENT SOLIDS          12.34
                           CALCULATION BASIS            DRY
                                    SAMPLE TYPE         SAMP
                                            MATRIX      TISSUE
                                        QC BATCH        DX021 0
                               EXTRACTION DATE          6-5-95
                                 ANALYSIS DATE          7-18-95
                                                                Conc         EDL            LMCL            DBQual
                                 Compound Name                  (pg/g)       (pg/g)         (pg/g)
                                      2,3,7,8-TCDF              13.2         5.28           8.08            DB225
                                  1,2,3,7,8-PeCDF                            6.10           40.4              ND
                                  2,3,4,7,8-PeCDF                            7.67           40.4              ND
                               1,2,3,4,7,8-HxCDF                             4.46           40.4              ND
                               1,2,3,6,7,8-HxCDF                             4.11           40.4              ND
                               2,3,4"6,7,8-HxCDF                             .5.46          40.4              ND
                               1 j2,31-7,8,9-HxCDF                           8.51:          40.4,             ND*
                             1,2,3,4,6,7,8-.HpCDF                            26.3           40.4              Nb

                                              OCDF                           33.8           80.8              ND
                             1,2,3@4,7,8,9-HpCDF                             22.5           40.4              ND



                                     2,3,7,8-TCDD                            3.57           8.08              ND
                                  1,2,3,7,8-PeCDD                            10.1           40.4              ND
                               1,2,3,4,7,8-HxCDD                             6.81           40.4              ND
                               1,2,3,6,7,8-HxCDD                             6.69           40.4              ND
                               1,2,3,7,8,9-HxCDD                             6.95           40.4              ND
                             1,2,3,4,6,7,8-HpCDD                             16.8           40.4              ND
                                              OCDD                           105            80.8              ND-
                                Internal Standard         % Recov         DB Qual
                                    % Recoveries
                               13C-2,3,7,8-TCDF                 46
                            13C-1,2,3,7,8-PeCDF                 50
                            13C-2,3,4,7,8-PeCDF                 53
                         13C-1,2,3,4,7,8-HxCDF                  54
                         13C-1,2,3,6,7,8-HxCDF                  55
                         13C-2,3,4,6,7,8-HxCDF                  52
                         13C-1,2,3,7,8,9-HxCDF                  46
                       13C-1,2,3,4,6,7,8-HpCDF                  53
                      13C-1,2,3    4,7,8,9-HpCDF                54


                               13C-2,3,7,8-TCDD                 61
                            13C-1,2,3,7,8-PeCDD                 55
                         13C-1,2,3,4,7,8-'HxCDD                 58
                         13C-1,2,3,6,7,8-HxCDD                  63
                        3C-1,2,3,4,6,7,8-HpCDD                  50
                                        13C-OCDD                32


                  GERG/TAMU                                                                                       Date: 8/25/95






                                                          PCDDIPCDF Analysis                                             Page 5



                                     CLIENT NAME       NOAA
                                  PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.           Texas Coast Samples

                                   LAB SAMPLE ID       K9600
                               CLIENT SAMPLE ID        GBOB
                         INSTRUMENT DATA FILE          50718LCA03-S9
                                     WET WEIGHT        10.21
                                     DRY WEIGHT        1.73
                                 PERCENT SOLIDS        16.96
                           CALCULATION BASIS           DRY
                                    SAMPLE TYPE        SAMP
                                            MATRIX     TISSUE
                                        QC BATCH       DX021 0
                               EXTRACTION DATE         6-5-95
                                 ANALYSIS DATE         7-18-95
                                                            Conc            EDL             LMCL           DBQuW1-
                                 Compound Name              (pg/g)          (pg/g)          (pg/g)
                                      2,3,7,8-TCDF                          2.60            .5.77             ND
                                  1,2,3,7,8-PeCDF                           5.85            28.9              ND
                                  2,3,4,7,8-PeCDF                           6.45            28.9              ND
                               1,2,3,4,7,8-HxCDF                            5.18            28.9              ND
                               1,2,3,6,7,8-HxCDF                            5.19            28.9              ND
                               2,3,4,6,7,8-Hx,CDF                           6.24-           28.9              ND
                               1,2j3,7,8,9-HxCDF.-                          9.59.           .-:@8..9          ND
                            1,2,3,4,6,7 8-HpCDF                             3.09            28.9              ND
                             1,2,:3,4,7,8:9-HpCDF                           4.15            28.9              ND
                                              OCDF                          23.4            57.7              ND


                                     2,3,7,8-TCDD                           2.13            5.77              ND
                                  1,2,3,7,8-PeCDD                           7.73            28.9              ND
                               1,2,3,4,7,8-HxCDD                            10.4            28.9              ND
                               1,2,3,6,7,8-HxCDD                            9.63            28.9              ND
                               1,2,3,7,8,9-HxCDD                            10.4            28.9              ND
                             1,2,3,4,6,7,8-HpCDD                            7.49            28.9              ND
                                              OCDD                          15.6            57.7              ND
                                Internal Standard         % Recov         DB Qua[
                                     % Recoveries
                               13C-2,3,7,8-TCDF               61
                             13C-1,2,3,7,8-PeCDF              67
                             13C-2,3,4,7,8-PeCDF              73
                         13C-1,2,3,4,7,8-HxCDF                62
                         13C-1,2,3,6,7,8-HxCDF                63
                         13C-2,3,4,6,7,8-HxCDF                61
                         13C-1,2,3,7,8,9-HxCDF                55
                        13C-1,2,3,4,6,7,8-HpCDF               67
                        13C-1,2,3,4,7,8,9-HpCDF               66


                               13C-2,3,7,8-TCDD               75
                            13C-1,2,3,7,8-PeCDD               73
                         13t-1,2,3,4,7,8-HxCDD                76
                         13C-1,2,3,6,7,8-HxCDD                74
                         3C-1,2,3,4,6,7,8-HpCDD               62
                  GERG/TAMU             13C-OCDD              51                                                 Date: 8/25/95








                                                      PCDD/PCDF Analysis                                          Page 6



                                 CLIENT NAME        NOAA
                               PROJECT NAME         NS&T Year 10
                       PURCHASE ORDER NO.           Texas Coast Samples

                               LAB SAMPLE ID        K9601
                            CLIENT SAMPLE ID        BRCL
                      INSTRUMENT DATA FILE          50718LCA03-SlO
                                  WET WEIGHT        10.07
                                  DRY WEIGHT        0.72
                             PERCENT SOLIDS         7.14
                        CALCULATION BASIS           DRY
                                 SAMPLE TYPE        SAMP
                                        MATRIX      TISSUE
                                    QC BATCH        DX021 0
                            EXTRACTION DATE         6-5-95
                              ANALYSIS DATE         7-18-95
                              Compound Name             Conc            EDL            LMCL          DBQual
                                                        (pg/g)          (pg/g)         (pg/g)
                                   2,3,7,8-TCDF                         4.98           13.9            ND
                               1,2,3,7,8-PeCDF                          26.1           69.5            ND
                               2,3,4,7,8-PeCDF                          35.6           69.5            ND
                            1,2,3,4,7,8-HxCDF                           23.4           69.5            ND
                            1,2,3,6,7,8-'HxCDF                          24.1           69.5            'ND
                            2,3,4,6,7,8-HxCDF                           28.0           '69.5           ND
                           -,li2,3,7,8,9-HxCDF                         .48.9:          .69.6           AD
                           1,2,314,6,7,8-HpCDF                          17.0           69.5            ND
                           1,2,3,4,7,8,9-HpCDF                          22.8           69.5            ND
                                           OCDF                         100            139             ND


                                  2,3,7,8-TCDD                          6.47           13.9            ND
                               1,2,3,7,8-PeCDD                          36.3           69.5            ND
                            1,2,3,4,7,8-HxCDD                           41.2           .69.5           ND
                            1,2,3,6,7,8-HxCDD                           45.5           69.5            ND
                            1,2,3,7,8,9-HxCDD                           45.1           69.5            ND
                          1,2,3,4,6,7,8-HpCDD                           19.3           69.5            ND
                                          OCIDD                         72.3           139             ND
                             Internal Standard        % Recov        DB Qual
                                  % Recoveries
                            13C-2,3,7,8-TCDF              55
                          13C-1,2,3,7,8-PeCDF             58
                          13C-2,3,4,7,8-PeCDF             55
                      13C-1,2,3,4,7,8-HxCDF               57
                      13C-1,2,3,6,7,8-HxCDF               63
                      13C-2,3,4,6,7,8-HxCDF               59
                      13C-1,2,3,7,8,9-HxCDF               53
                     13C-1,2,3,4,6,7,8-HpCDF              59
                     13C-1,2,3,4,7,8,9-HpCDF              62


                            13C-2,3,7,8-TCDD              75
                         13C-1,2,3,7,8-PeCDD.             65
                      13C-1,2,3,4,7,8-HxCDD               68
                      13C-1,2,3,6,7,8-HxCDD               67
                      3C-1,2,3,4,6,7,8-HpCDD              55
                                     13C-OCDD             41


                GERG/TAMU                                                                                 Date: 8/25/95







                                                      PCDD/PCDF Analysis                                       Page 7



                                 CLIENT NAME       NOAA
                               PROJECT NAME        NS&T Year 10
                        PURCHASE ORDER NO.         Texas Coast Samples

                                LAB SAMPLE ID      K9602
                            CLIENT SAMPLE ID       BRFS
                       INSTRUMENT DATA FILE        50718LCA03-Sl 1
                                  WET WEIGHT       10.04
                                  DRY WEIGHT       0.85
                              PERCENT SOLIDS       8.43
                         CALCULATION BASIS         DRY
                                 SAMPLE TYPE       SAMP
                                        MATRIX     TISSUE
                                    QC BATCH       DX021 0
                            EXTRACTION DATE        6-5-95
                              ANALYSIS DATE        7-18-95
                                                       Conc           EDL            LMCL          DBQuaI
                              Compound Name            (pg/g)         (pg/g)         (pg/g)
                                   2,3,7,8-TCDF                       7.29           11.8            ND
                                1,2,3,7,8-PeCDF                       22.8           59.1            ND
                               2,3,4,7,8-PeCDF                        27.8           59.1            ND
                            1,2,3,4,7,8-HxCDF                         33.1           59.1            ND
                            1,2,3,6,7,8-HxCDF                         28.4           59.1            ND
                            2,3,4,6,7,8-HxCDF                         38.5           59.1            ND
                            .1 1'2,3j,8,9-HxCbF.                      64.6           59.1            ND
                           1,2,3,4i6,7,8-HpCDF.                       17.8           69.1            ND
                           1,2,3,4,7,'8,9-HpCDF                       22.1.          59.1            ND
                                          OCDF                        21.6           118             ND


                                  2,3,7,8-TCDD                        4.97           11.8            ND
                               1,2,3,7,8-PeCDD                        36.8           59.1            ND
                            1,2,3,4,7,8-HxCDD                         36.5           59.1            ND
                            1,2,3,6,7,8-HxCDD                         34.0           59.1            ND
                            1,2,3,7,8,9-HxCDD                         36.3           59.1            ND
                          1,2,3,4,6,7,8-HpCDD                         16.0           59.1            ND
                                          OCDD                        35.6           118             ND
                             Internal Standard       % Recov        DB Qua]
                                  % Recoveries
                            13C-2,3,7,8-TCDF            61
                          13C-1,2,3,7,8-PeCDF           66
                          13C-2,3,4,7,8-PeCDF           66
                       13C-1,2,3,4,7,8-HxCDF            59
                       13C-1,2,3,6,7,8-HxCDF            64
                       13C-2,3,4,6,7,8-HxCDF            58
                       13C-1,2,3,7,8,9-HxCDF            55
                      13C-1,2,3,4,6,7,8-HpCDF           61
                      13C-1,2,3,4,7,8,9-HpCDF           73


                            13C-2,3,7,8-TCDD-           84
                          13C-1,2,3,7,8-PeCDD           72
                       13C-1,2,3,4,7,8-HxCDD            65
                       13C-1,2,3,6,7,8-HxCDD            69
                      3C-1,2,3,4,6,7,8-HpCDD            65
                                     13C-OCDD           46


                GERG/TAMU                                                                               Date: 8/25/95








                                                          PCDD/PCDF Analysis                                              Page 8


                                    CLIENT NAME        NOAA
                                  PROJECT NAME         NS&T Year 10
                         PURCHASE ORDER NO.            Texas Coast Samples

                                  LAB SAMPLE ID        K9606
                               CLIENT SAMPLE ID        GBHR
                         INSTRUMENT DATA FILE          50718LCA03-S 12
                                     WET WEIGHT        10.29
                                     DRY WEIGHT        1.07
                                PERCENT SOLIDS         10.38
                          CALCULATION BASIS            DRY
                                    SAMPLE TYPE        SAMP
                                            MATRIX     TISSUE
                                        QC BATCH       DX021 0
                               EXTRACTION DATE         6-5-95
                                 ANALYSIS DATE         7-18-95
                                                            Conc             EDL             LMCL            DBQual
                                 Compound Name'             (pg/g)           (pg/g)          (pg/g)
                                     2,3,7,8-TCDF                            1.86            9.36              ND
                                  1,2,3,7,8-PeCDF                            3.40            46.8              ND
                                  2,3,4,7,8-PeCDF                            4.73            46.8              ND
                               1,2,3,4,7,8-HxCDF                             3.74            46.8              ND
                               1,2,3,6,7,8-HxCDF.                            3.72            46.8              ND
                               2,3,4,6,7,8-HxCDF                             4.65            4:6.8.            ND
                                                                                             -46'.8            ND
                               .1,2,3,7,8,9-HxCDF                            7.14.
                             112,3,4,6,7,8-HpCDF                             8.70 -          46.8              1`41)
                             1,2,3,4,7,8,9-HpCDF                             9.30            46.8              ND
                                              OCDF                           11.2            93.6              ND


                                     2,3,7,8-TCDD                            2.52            9.36              ND
                                 1,2,3,7,8-PeCDD                             16.7            46.8              ND
                               1,2,3,4,7,8-HxCDD                             10.1            46.8              ND
                               1,2,3,6,7,8-HxCDD                             9.93            46.8              ND
                               1,2,3,7,8,9-HxCDD                             10.3            46.8              ND
                            112,3,4,6,7,8-HpCDD                              15.0            46.8              ND
                                             OCDD                            15.0            93.6              ND
                                Internal Standard         % Recov         D13 Qual
                                    % Recoveries
                               13C-2,3,7,8-TCDF               58
                            13C-1,2,3,7,8-PeCDF               69
                            13C-2,3,4,7,8-PeCDF               63
                         13C-1,2,3,4,7,8-HxCDF                61
                         13C-1,2,3,6,7,8-HxCDF                64
                         13C-2,3,4,6,7,8-HxCDF                65
                         13C-1,2,3,7,8,9-HxCDF                55
                       13C-1,2,3,4,6,7,8-HpCDF                72
                       13C-1,2,3,4,7,8,9-HpCDF                85

                               13C-2,3,7,8-TCDD               17
                            13C-1,2,3,7,8-PeCDD               76
                         13C-1*,2,3,4,7,8-HxcbD               67
                         13C-1,2,3,6,7,8-HxCDD                73
                        3C-1,2,3,4,6,7,8-HpCDD                72
                                        13C-OCDD              56


                 GERG/TAMU                                                                                        Date: 8/25/95






                                                           PCDDIPCDF Analysis                                            Page 9



                                     CLIENT NAME        NOAA
                                   PROJECT NAME         NS&T Year 10
                           PURCHASE ORDER NO.           Texas Coast Samples

                                   LAB SAMPLE ID        K9607
                                CLIENT SAMPLE ID        GBYC
                         INSTRUMENT DATA FILE           5071 8LCA03-S 13
                                      WET WEIGHT        10.07
                                      DRY WEIGHT        1.27
                                 PERCENT SOLIDS         12.59
                            CALCULATION BASIS           DRY
                                     SAMPLE TYPE        SAMP
                                            MATRIX      TISSUE
                                        QC BATCH        DX021 0
                                EXTRACTION DATE         6-5-95
                                  ANALYSIS DATE         7-18-95
                                                             Conc            EDL             LMCL           DBQual
                                  Compound Name              (pg/g)          (pg/g)          (pg/g)
                                       2,3,7,8-TCDF          140             3.80            7.89           DB225
                                  1,2,3,7,8-PeCDF                            2.15            39.4             ND
                                  2,3,4,7,8-PeCDF                            3.00            39.4             ND
                                1,2,3,4,7,8-HxCDF                            9.99            39.4             ND
                                1,2,3,6,7,8-HxCDF                            8.31            39.4             ND
                                2,3,4,6,7,8-HxCDF                            10.4            39.4             ND
                                1 i2,3,7i8,9-H-xCDF                          14.3            39.4             ND
                             1,2,34,6,7   ' 8-HpCDF                          9.03            39.4             ND
                              1,2,3:4,7,8,9-HpCDF                            9.14            39.4             ND
                                               OCDF                          14.7            78.9             ND


                                      2,3,7,8-TCDD                           50.8            50.8             ND
                                  1,2,3,7,8-PeCDD                            15.2            39.4             ND
                                1,2,3,4,7,8-HxCDD                            8.03            39.4             ND
                                1,2,3,6,7,8-HxCDD                            8.46            39.4             ND
                                1,2,3,7,8,9-HxCDD                            8.59            39.4             ND
                              1,2,3,4,6,7,8-HpCDD                            10.8            39.4             ND
                                              OCDD                           18.1            78.9             ND
                                 Internal Standard        % Recov          D13 Qual
                                      % Recoveries
                                13C-2,3,7,8-TCDF               52
                              13C-1,2,3,7,8-PeCDF              58
                              13C-2,3,4,7,8-PeCDF              55
                          13C-1,2,3,4,7,8-HxCDF                56
                          13C-1,2,3,6,7,8-HxCDF                65
                          13C-2,3,4,6,7,8-HxCDF                58
                          13C-1,2,3,7,8,9-HxCDF                56
                         13C-1,2,3,4,6,7,8-HpCDF               61
                         13C-1,2,3,4,7,8,9-HpCDF               74

                                1:3C-2,3,7,8-TCDD              64
                             13C-1,2,3,7,8-PeCDD               55
                          13C@1,2,3,4,7,8-HxCDD                76
                          13C-1,2,3,6,7,8-HxCDD                72
                          3C-1,2,3,4,6,7,8-HpCDD               68
                                         13C-OCDD              56


                   GERG/TAMU                                                                                      Date: 8/25/95







                                                          PCDD/PCDF Analysis                                           Page 10



                                    CLIENT NAME        NOAA
                                  PROJECT NAME         NS&T Year 10
                         PURCHASE ORDER NO.            East Coast Sample

                                  LAB SAMPLE ID        K9563
                               CLIENT SAMPLE ID        PBPI
                         INSTRUMENT DATA FILE          50718LCA03-S14
                                    WET WEIGHT         10.17
                                     DRY WEIGHT        2.23
                                PERCENT SOLIDS         21.94
                          CALCULATION BASIS            DRY
                                    SAMPLE TYPE        SAMP
                                           MATRIX      TISSUE
                                       QC BATCH        DX021 0
                               EXTRACTION DATE         6-5-95
                                 ANALYSIS DATE         7-18-95
                                Compound Name               Conc            EDL             LMCL           DBQual
                                                            (pg/g)          (pg/g)          (pg/g)
                                     2,3,7,8-TCDF                           1.48            4.48              ND
                                  1,2,3,7,8-PeCDF                           1.82            22.4              ND
                                  2,3,4,7,8-PeCDF                           2.21            22.4              ND
                               1,2,3,4,7,8-HxCDF                            3.28            22.4              ND
                               1,2,3,6,7,8-HxCDF                            3.57            22.4              ND
                               2,3,4,6-17.,8-HxCDF                          4.79            22.4              ND.
                               1,2-3,7,8,9-HXCDF                            .5.6.9.         22.4              ND
                             1,2,3,4,6,7,8-HpCDF                            4.98            22.4              ND
                             1,2,3,4,7,8,9-HpCDF                            6.38            22.4              ND
                                              OCDF                          7.77            44.8              ND


                                     2,3,7,8-TCDD                           1.31            4.48              ND
                                 1,2,3,7,8-PeCDD                            3.50            22.4              ND
                               1,2,3,4,7,8-HxCDD                            4.16            22.4              ND
                               1,2,3,6,7,8-HxCDD                            4.52            22.4              ND
                               1,2,3,7,8,9-HxCDD                            4.50            22.4              ND
                            1,2,3,4,6,7,8-HpCDD                             3.51            22.4              ND
                                             OCDD                           6.06            44.8              ND
                               Internal Standard         % Recov            DB Qual
                                    % Recoveries
                               13C-2,3,7,8-TCDF               62
                            13C-1,2,3,7,8-PeCDF               64
                            13C-2,3,4,7,8-PeCDF               64
                         13C-1,2,3,4,7,8-HxCDF                64
                         13C-1,2,3,6,7,8-HxCDF                64
                         13C-2,3,4,6,7,8-HxCDF                61
                         13C-1,2,3,7,8,9-HxCDF                62
                       13C-1,2,3,4,6,7,8-HpCDF                72
                       13C-1,2,3,4,7,8,9-HpCDF                76

                               13C-2,3,7,8-TCDD               74
                            13C-1,2,3,7,8-PeCDD               72
                         13C-1,2,3,4,7,8-HxCDD                77
                         13C-1,2,3,6,7,8-HxCDD                79
                        3C-1,2,3,4,6,7,8-HpCDD                74
                                        13C-OCDD              64


                 GERG/TAMU                                                                                       Date: 8/25/95






                                                           PCDD/PCDF Analysis                                            Page 11



                                     CLIENT NAME        NOAA
                                   PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.            East Coast Sample

                                   LAB SAMPLE ID        K9573
                                CLIENT SAMPLE ID        BIBI
                         INSTRUMENT DATA FILE           50718LCA03-S15
                                     WET WEIGHT         10.09
                                      DRY WEIGHT        1.14
                                 PERCENT SOLIDS         11.29
                           CALCULATION BASIS            DRY
                                     SAMPLE TYPE        SAMP
                                            MATRIX      TISSUE
                                        QC BATCH        DX021 0
                                EXTRACTION DATE         6-5-95
                                  ANALYSIS DATE         7-18-95
                                                               Conc          EDL             LMCL            DBQual
                                 Compound Name                 (pg/g)        (pg/g)          (pg/g)
                                      2,3,7,8-TCDF                           4.34.           8.78              ND
                                   1,2,3,7,8-PeCDF                           9.29            43.9              ND
                                   2,3,4,7,8-PeCDF                           12.1            43.9              ND
                                1,2,3,4,7,8-HxCDF                            5.61            43.9              ND
                                1,2,3,6,7,8-HxCDF                            5.47            43.9              ND
                                2,3,4,6,7,8-HxCDF                            .6.92           43.9              ND
                                1,2,-3,7,8,9@-HxCDF                          9.83            43;9              ND..
                              1,2,3,4,6,7,8-HOCDF                            -8.08           43 * 9            ND
                              1,2,3,4,7,8,9-HpCDF                            10.1            43.9              ND
                                               OCDF                          12.7            87.8              ND


                                      2,3,7,8-TCDD                           3.30            8.78              ND
                                  1,2,3,7,8-PeCDD                            9.10            43.9              ND
                                1,2,3,4,7,8-HxCDD                            8.56            43.9              ND
                                1,2,3,6,7,8-HxCDD                            8.98            43.9              ND
                                1,2,3,7,8,9-HxCDD                            9.08            43.9              ND
                             1,2,3,4,6,7,8-HpCDD                             14.5            43.9              ND
                                              OCDD                           14.4            87.8              ND
                                 Internal Standard             Recov         D13 Qual
                                     % Recoveries
                                13C-2,3,7,8-TCDF               61
                             13C-1,2,3,7,8-PeCDF               65
                             13C-2,3,4,7,8-PeCDF               62
                          13C-1,2,3,4,7,8-HxCDF                68
                          13C-1,2,3,6,7,8-HxCDF                68
                          13C-2,3,4,6,7,8-HxCDF                64
                          13C-1,2,3,7,8,9-HxCDF                65
                        13C-1,2,3,4,6,7,8-HpCDF                72
                        13C-1,2,3,4,7,8,9-HpCDF                78


                                13C-2,3,7,8-TCDD               70
                             13C-1,2,3,7,8-PeCDD               66
                          13C-1,2,3,4,7,8-HxCDD                77
                         13C-1 12,3,6,7,8-HxCDD                81
                         3C-1,2,3,4,6,7,8-HpCDD                70
                                         13C-OCDD              63


                  GERG/TAMU                                                                                       Date: 8/25/95







                                                          PCDD/PCDF Analysis                                           Page 12


                                    CLIENT NAME        NOAA
                                 PROJECT NAME          NS&T Year 10
                         PURCHASE ORDER NO.            East Coast Sample

                                  LAB SAMPLE ID        K9567
                              CLIENT SAMPLE ID         NBDU
                        INSTRUMENT DATA FILE           50718LCA03-S 18
                                    WET WEIGHT         10.18
                                    DRY WEIGHT         1.95
                                PERCENT SOLIDS         19.17
                           CALCULATION BASIS           DRY
                                   SAMPLE TYPE         SAMP
                                           MATRIX      TISSUE
                                       QC BATCH        DX021 0
                              EXTRACTION DATE          6-5-95
                                ANALYSIS DATE          7-18-95
                                                            Conc            EDL             LMCL           DBQual
                                Compound Name               (pg/g)          (pg/g)          (pg/g)
                                     2,3,7,8-TCDF                           1.36            5.1              ND
                                  1,2,3,7,8-PeCDF                           2.43            25.6             ND
                                 2,3,4,7,8-PeCDF                            :3.09           25.6             ND
                              i,2,3,4,7,8-HxCDF                             11.0            25.6             ND
                              1,2,3,6,7,8-HxCDF                             9.14            25.6             NO
                              2,3,4,6,7,8-HxCDF                             12.3            25.6             ND
                              1,2,3,7,8,9;@HxCDF.                           15.8            25.6             ND
                             1,2,3,4,6,7,8-HpCDF                            6.02            25.6             ND
                             1,2,3,4,7,8,9-HpCDF                            8.84            25.6             NO
                                             OCDF                           3.84            51.2             ND


                                    2,3,7,8-TCDD                            1.33            5.1              ND
                                 1,2,3,7,8-PeCDD                            4.90            25.6             ND
                              1,2,3,4,7,8-HxCDD                             5.08            25.6             ND
                              1,2,3,6,7,8-HxCDD                             5.37            25.6             ND
                              1,2,3,7,8,9-HxCDD                             5.44            25.6             NO
                           1,2,3,4,6,7,8-HpCDD                              4.91            25.6             ND
                                             OCDD                           7.08            51.2             NO,
                               Internal Standard         % Recov         DI3 Qual
                                    % Recoveries
                              13C-2,3,7,8-TCDF              63
                           13C-1,2,3,7,8-PeCDF              73
                           13C-2,3,4,7,8-PeCDF              70
                        13C-1,2,3,4,7,8-HxCDF               64
                        13C-1,2,3,6,7,8-HxCDF               68
                        13C-2,3,4,6,7,8-HxCDF               63
                        13C-1,2,3,7,8,9-HxCDF               62
                       13C-1,2,3,4,6,7,8-HpCDF              72
                       13C-1,2,3,4,7,8,9-HpCDF              76


                              13C-2,3,7,8-TCDD              87
                           13C-1,2,3,7,8-PeCDD              78
                        13C-1,2,3,4,7,8-HxCDD               79
                        13C-1,2,3,6,7,8-HxCDD               75
                        3C-1,2,3,4,6,7,8-HpCDD              81
                                       13C-OCDD             71


                 GERG/TAMU                                                                                      Date: 8/25/95






                                                          PCDD/PCDF Analysis                                           Page 13


                                     CLIENT NAME       NOAA
                                  PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.           East Coast Sample

                                   LAB SAMPLE ID       Q1 0597
                               CLIENT SAMPLE ID
                         INSTRUMENT DATA FILE          50718LCA03-S4
                                     WET WEIGHT        1.00
                                     DRY WEIGHT        1.00
                                  PERCENT SOLIDS
                           CALCULATION BASIS           DRY
                                    SAMPLE TYPE        BLANK
                                            MATRIX
                                        QC BATCH       DX021 0
                               EXTRACTION DATE         6-5-95
                                  ANALYSIS DATE        7-18-95
                                                            Conc            EDL             LMCL           DBQuaI
                                  Compound Name             (pg/g)          (pg/g)          (pg/g)
                                      2,3,7,8-TCDF                          3.20            10.0             ND
                                  1,2,3,7,8-PeCDF                           2.90            50.0             ND
                                  2,3,4,7,8-PeCDF                           3.70            50.0             ND
                               1,2,3,4,7,8-HxCDF                            5.93            50.0             ND
                               1,2,3,6,7,8-HxCDF                            4.27            50.0             ND
                               2,3,4,6,7,8-HxCDF                            5.54            50.0             ND
                               1,2,3,7,8,9-HxCDF                            8.73            -50.0            ND
                             1,2,3,4,6,7,8-HpCDF                            6.86            50.0             ND
                             1,2,3,4,7,8,9-HpCDF                            8.39            50.0             ND
                                              OCDF                          36.2            100              ND


                                     2,3,7,8-TCDD                           3.26            10.0             ND
                                  1,2,3,7,8-PeCDD                           5.34            50.0             ND
                               1,2,3,4,7,8-HxCDD                            7.47            50.0             ND
                               1,2,3,6,7,8-HxCDD                            7.47            50.0             ND
                               1,2,3,7,8,9-HxCDD                            7.69            50.0             ND
                             1,2,3,4,6,7,8-HpCDD                            8.66            50.0             ND
                                             OCDD                           14.2            100              ND.
                                Internal Standard         % Recov         D13 Qual
                                     % Recoveries
                               13C-2,3,7,8-TCDF             64
                             13C-1,2,3,7,8-PeCDF            62
                             13C-2,3,4,7,8-PeCDF            65
                         13C-1,2,3,4,7,8-HxCDF              64
                         13C-1,2,3,6,7,8-HxCDF              69
                         13C-2,3,4,6,7,8-HxCDF              64
                         13C-1,2,3,7,8,9-HxCDF              60
                        13C-1,2,3,4,6,7,8-HpCDF             66
                       13C-1,2,3,4,7,8,   9-HpCDF           68


                               13C-2,3,7,8-TCDD
                            13C-1,2,3,7,8-PeCDD             67
                         13C-1,2,3,4,7,8-HxCDD              69
                         13C-1,2,3,6,7,8-HxCDD              75
                        3C-1,2,3,4,6,7,8-HpCDD              56
                                        13C-OCDD            30


                  GERG/TAMU                                                                                     Date: 8/25/95







                                                       PCDD/PCDF Analysis                                          Page 14


                                   CLIENT NAME      NOAA
                                PROJECT NAME        NS&T Year 10
                        PURCHASE ORDER NO.          East Coast Sample

                                LAB SAMPLE ID       Q10599
                             CLIENT SAMPLE ID       PBPI ,
                       INSTRUMENT DATA FILE         50718LCA03-S19
                                   WET WEIGHT       10.40
                                   DRY WEIGHT       2.21
                              PERCENT SOLIDS        21.25
                         CALCULATION BASIS          DRY
                                   SAMPLE TYPE      DUP
                                         MATRIX     TISSUE
                                     QC BATCH       DX021 0
                             EXTRACTION DATE        6-5-95
                               ANALYSIS DATE        7-18-95
                                                         Conc            EDL            LMCL           DBQual
                               Compound Name             (pg/g)          (pg/g)         (pg/g)
                                   2,3,7,8-TCDF                          0.48           4.52             ND
                                1,2,3,7,8-PeCDF                          1.40           22.6             ND
                                2,3,4,7,8-PeCDF                          1.83           22.6             ND
                             1,2,3,4,7,8-HxCDF                           1.24           22.6             ND
                             1,2,3,6,7,8-HxCDF                           1.16           22.6             ND
                             2,3,4,6,7,8-HxCDF                           1.49           22.6             ND
                             1,2,3,7,8,9-HxCDF'                          2.26           22.6             ND
                           112,3,4,6,7,8-HpCDF                           4.23           22.6             ND
                           1,2,3,4,7,8,9-HpCDF                           4.51           22.6             ND
                                           OCDF                          5.63           45.2             ND


                                   2,3,7,8-TCDD                          0.45           4.52             ND
                               1,2,3,7,8-PeCDD                           1.40           22.6             ND
                             1,2,3,4,7,8-HxCDD                           2.18           22.6             ND
                             1,2,3,6,7,8-HxCDD                           2.03           22.6             ND
                             1,2,3,7,8,9-HxCDD                           2.17           22.6             ND
                         1,2,3,4,6,7,8-HpCDD                             1.78           22.6             ND
                                           OCDD                          2.84           45.2             ND
                             Internal Standard        % Recov          DB Qual
                                   % Recoveries
                             13C-2,3,7,8-TCDF            72
                         13C-1,2,3,7,8-PeCDF             74
                         13C-2,3,4,7,8-PeCDF             71
                       13C-1,2,3,4,7,8-HxCDF             75
                       13C-1,2,3,6,7,8-HxCDF             73
                       13C-2,3,4,6,7,8-HxCDF             70
                       13C-1,2,3,7,8,9-HxCDF             69
                      13C-1,2,3,4,6,7,8-HpCDF            78
                     13C-1,2,3,4,  7,8,9-HpCDF           87


                             13C-2,3,7,8-TCDD            91
                         13C-1,2,3,7,8-PeCDD             80
                       13C-1,2,3,4,7,8-HxCDD             81
                       13C-1,2,3,6,7,8-HxCDD             86
                      3C-1,2,3,4,6,7,8-HpCDD             80
                                      13C-OCDD           71


                GERG/TAMU                                                                                   Date: 8/25/95






                                                      PCDD/PCDF Analysis                                       Page 15



                                CLIENT NAME       NOAA
                              PROJECT NAME        NS&T Year 10
                       PURCHASE ORDER NO.         East Coast Sample

                              LAB SAMPLE ID       K9563                    Q10599
                           CLIENT SAMPLE ID       PBPI                     PBPI
                      INSTRUMENT DATA FILE        50718LCA03-S14           50718LCA03-.S19
                                 WET WEIGHT       10.17                    10.40
                                 DRY WEIGHT       2.23                     2.21
                             PERCENT SOLIDS       21.94                    21.25
                        CALCULATION BASIS         DRY                      DRY
                                SAMPLE TYPE       SAMP                     DUP
                                       MATRIX     TISSUE                   TISSUE
                                   QC BATCH       DX021 0                  DX021 0
                           EXTRACTION DATE        6-5-95                   6-5-95
                             ANALYSIS DATE        7-18-95                  7-18-95
                                                     Conc                     Conc         RPD          DB
                             Compound Name          (pg/g)                    (pg/g)                   Qual
                                  2,3,7,8-TCDF
                              1,2,3,7,8-PeCDF
                              2,3,4,7,8-PeCDF
                           1,2,3,4,7,8-HxCDF
                           1,2,3,6,7,8-HxCDF
                           2,3,4,6,7,8-HxCDF
                           1,2,3,7,8,9-HxCDF
                          1,2,3,4,6,7,8-HpCDF
                          1,2,3,4,7,8,9-HpCDF
                                         OCDF


                                 2,3,7,8-TCDD
                              1,2,3,7,8-PeCDD
                           1,2,3,4,7,8-HxCDD
                           1,2,3,6,7,8-HxCDD
                           1,2,3,7,8,9-HxCDD
                        1,2,3,4,6,7,8-HpCDD
                                         OCDD
                            Internal Standard
                                % Recoveries
                           13C-2,3,7,8-TCDF
                        13C-1,2,3,7,8-PeCOF
                        13C-2,3,4,7,8-PeCDF
                      13C-1,2,3,4,7,8-HxCDF
                      13C-1,2,3,6,7,8-HxCDF
                      13C-2,3,4,6,7,8-HxCDF
                      13C-1,2,3,7,8,9-HxCDF
                    13C-1,2,3,4,6,7,8-HpCDF
                    13C-1,2,3,4,7,8,9-HpCDF


                           13C-2,3,7,8-TCDD
                        13C-1,2,3,7,11-PeCDD
                      13C-1,2,3,4,7,8-HxCDD
                      13C-1,2,3,6,7,8-HxCDD
                     3C-1,2,3,4,6,7,8-HpCDD
                                    13C-OCDD


                GERG[TAMU                                                                               Date: 8/25/95







                                                             PCDD/PCDF Analysis                                       Page 16


                                    CLIENT NAME       NOAA
                                 PROJECT NAME         NS&T Year 10
                         PURCHASE ORDER NO.           East Coast Sample

                                 LAB SAMPLE ID        Q1 0600
                              CLIENT SAMPLE ID        PBPl
                        INSTRUMENT DATA FILE          50718LCA03-S21
                                    WET WEIGHT        10.24
                                    DRY WEIGHT        2.08
                               PERCENT SOLIDS         20.35
                           CALCULATION BASIS          DRY
                                    SAMPLE TYPE       MS
                                           MATRIX     TISSUE
                                       QC BATCH       DX021 0
                              EXTRACTION DATE         6-5-95
                                ANALYSIS DATE         7-18-95
                                                             Conc          EDL             LMCL           DBQual
                                Compound Name                (pg/g)        (pg/g)          (pg/g)
                                    2,3,7,8-TCDF             475           3.69            4.80
                                 1,2,3,7,8-PeCDF             2163          25.4            24.0
                                 2,3,4,7,8-PeCDF             2180          29.4            24.0
                              1,2,3,4,7,8-HxCDF              2137          7.15            24.0
                              1,2,3,6,7,8-HxCDF              2238          7.22            24.0
                              2,3,4,6,7,8-HxCDF              2218          8.80            24.0
                              1,2,3,7,8,9-HxCDF              2119          13.1            24.0
                            1,2,3,4,6,7,8-HpCDF              2180          9.17            24.0
                            1,2,3,4,7,8,9-HpCDF              2471          11.1            24.0
                                             OCDF            4112          18.3            48.0


                                    2,3,7,8-TCDD             361           8.14            4.80
                                 1,2,3,7,8-PeCDD             1832          9.07            24.0
                              1,2,3,4,7,8-HxCDD              1807          6.90            24.0
                              1,2,3,6,7,8-HxCDD              1748          7.14            24.0
                              1,2,3,7,8,9-HxCDD              1737          7.26            24.0
                           1,2,3,4,6,7,8-HpCDD               2021          10.2            24.0
                                            OCDD             3671          5.83            48.0.
                               Internal Standard         %   Recov       DB Qual
                                    % Recoveries
                              13C-2,3,7,8-TCDF               68
                           13C-1,2,3,7,8-PeCDF               68
                           13C-2,3,4,7,8-PeCDF               74
                        13C-1,2,3,4,7,8-HxCDF                68
                        13C-1,2,3,6,7,8-HxCDF                70
                        13C-2,3,4,6,7,8-HxCDF                66
                        13C-1,2,3,7,8,9-HxCDF                62
                       13C-1,2,3,4,6,7,8-HpCDF               81
                       13C-1,2,3,4,7,8,9-HpCDF               73

                              13C-2,3,7,8-TCDD               80
                           13C-1,2,3,7,8-PeCOD               so
                        13C-1,2,3,4,7,8-HxCDD                85
                        13C-1,2,3,6,7,8-HxCDD                89
                        3C-1,2,3,4,6,7,8-HpCDD               78
                                       13C-OCDD              76


                 GERGITAMU                                                                                     Date: 8/25/95






                                                           PCDD/PCDF Analysis                                           Page 17



                                   CLIENT NAME        NOAA
                                PROJECT NAME          NS&T Year 10
                        PURCHASE ORDER NO.            East Coast Sample

                                 LAB SAMPLE ID        K9563                      Ql 0600
                             CLIENT SAMPLE ID         PBPI                       PBPI
                       INSTRUMENT DATA FILE           50718LCA03-S14             50718LCAO3-S21
                                   WET WEIGHT         10.17                      10.24
                                    DRY WEIGHT        2.23                       2.08
                               PERCENT SOLIDS         21.94                      20.35
                         CALCULATION BASIS            DRY                        DRY
                                  SAMPLE TYPE         SAMP                       IVIS
                                          MATRIX      TISSUE                     TISSUE
                                      QC BATCH        DX021 0                    DX021 0
                             EXTRACTION DATE          6-5-95                     6-5-95
                               ANALYSIS DATE          7-18-95                    7-18-95
                                                         Conc      Spike Arnnt       Conc         Recov          DB
                               Compound Name             (pg/g)         (pg/g)       (pg/g)                     Qua[
                                    2,3,7,8-TCDF                        384          475           124
                                 1,2,3,7,8-PeCDF                        1919         2163          113
                                 2,3,4,7,8-PeCDF                        1919         2180          114
                             1,2,3,4,7,8-HxCDF                          1919         2137          ill
                             1,2,3,6,7,8-HxCDF                          1919         2238          117
                             2,3,4,6,7,8-HxCDF                          1919         2218          116
                             1,2,3,7,8,9-HxCDF                          1919         2119          110
                            1,2,3,4,6,7,8-HpCDF                         1919         2180          114
                            1,2,3,4,7,8,9-HpCDF                         1919         2471          129
                                             OCDF                       3839         4112          107


                                   2,3,7,8-TCDD                         384          361           94
                                1,2,3,7,8-PeCDD                         1919         1832          95
                             1,2,3,4,7,8-HxCDD                          1919         1807          94
                             1,2,3,6,7,8-HxCDD                          1919         1748          91
                             1,2,3,7,8,9-HxCDD                          1919         1737          90
                           1,2,3,4,6,7,8-HpCDD                          1919         2021          105
                                            OCDD                        3839         3671          96
                              Internal Standard
                                   % Recoveries
                             13C-2,3,7,8-TCDF
                           13C-1,2,3,7,8-PeCDF
                           13C-2,3,4,7,8-PeCDF
                       13C-1,2,3,4,7,8-HxCDF
                       13C-1,2,3,6,7,8-HxCDF
                       13C-2,3,4,6,7,8-HxCDF
                       13C-1,2,3,7,8,9-HxCDF
                      13C-1,2,3,4,6,7,8-HpCDF
                      13C-1,2,3,4,7,8,9-HpCDF


                             13C-2,3,7,8-TCDD
                          13C-1,2,3,7,8-PeCDD
                       13C-1,2,3,4,7,8-HxCDD
                       13C-1,2,3,6,7,8-HxCDD
                       3C-1,2,3,4,6,7,8-HpCDD
                                       13C-OCDD


                 GERG/TAMU                                                                                      Date: 8/25/95








                                                      PCDD/PCDF Analysis                                  Page 18



                               CLIENT NAME      NOAA
                             PROJECT NAME       NS&T Year 10
                      PURCHASE ORDER NO.        East Coast Sample

                             LAB SAMPLE ID      Q1 0601
                          CLIENT SAMPLE ID      PBPI
                     INSTRUMENT DATA FILE       50718LCA03-S22
                                WET WEIGHT      10.08
                                DRY WEIGHT      2.05
                            PERCENT SOLIDS      20.32
                       CALCULATION BASIS        DRY
                               SAMPLE TYPE      MSD
                                      MATRIX    TISSUE
                                  QC BATCH      DX021 0
                          EXTRACTION DATE       6-5-95
                            ANALYSIS DATE       7-18-95
                            Compound Name             Conc         EDL           LMCL         DBQual
                                                      (pg/g)       (pg/g)        (pg/g)
                                2,3,7,8-TCDF          513          2.42          4.88
                             1,2,3,7,8-PeCDF          2266         15.1          24.4
                             2,3,4,7,8-PeCDF          2444         19.0          24.4
                          1,2,3,4,7,8-HxCDF           1978         2.59          24.4
                          1,2,3,6,7,8-HxCDF           2222         2.73          24.4
                          2,3,4,6,7,8-HxCDF           2042         3.42          24.4
                          1,2,3,7,8,9-HxCDF           1978         4.66          24.4
                         1,2,3,4,6,7,8-HpCDF          2376         4.55          24.4
                         1,2,3,4,7,8,9-HpCDF          2199         5.03          24.4
                                        OCDF          4691         27.6          48.8


                                2,3,7,8-TCDD          405          4.48          4.88
                             1,2,3,7,8-PeCDD          1855         3.78          24.4
                          1,2,3,4,7,8-HxCDD           1752         8.33          24.4
                          1,2,3,6,7,8-HxCDD           1882         7.98          24.4
                          1,2,3,7,8,9-HxCDD           1945         8.51          24.4
                        1,2,3,4,6,7,8-HpCDD           1717         5.87          24.4
                                       OCDD           4109         5.21          48.8
                           Internal Standard      % Recov        DB Qual
                               % Recoveries
                          13C-2,3,7,8-TCDF            65
                        13C-1,2,3,7,8-PeCDF           62
                        13C-2,3,4,7,8-PeCDF           66
                     13C-1,2,3,4,7,8-HxCDF            70
                     13C-1,2,3,6,7,8-HxCDF            68
                     13C-2,3,4,6,7,8-HxCDF            70
                     13C-1,2,3,7,8,9-HxCDF            66
                    13C-1,2,3,4,6,7,8-HpCDF           75
                    13C-1,2,3,4,7,8,9-HpCDF           80


                          13C-2,3,7,8-TCDD            72
                        13C-1,2,3,7,8-PeCDD           76
                     13C-1,2,3,4,7,8-HxCDD            81
                     13C-1,2,3,6,7,8-HxCDD            74
                     3C-1,2,3,4,6,7,8-HpCDD           86
                                   13C-OCDD           68


               GERG[TAMU                                                                           Date: 8/25/95






                                                   PCDD/PCDF Analysis                                     Page 19



                               CLIENT NAME     NOAA
                             PROJECT NAME      NS&T Year 10
                     PURCHASE ORDER NO.        East Coast Sample

                             LAB SAMPLE ID     K9563                    Q10601
                          CLIENT SAMPLE ID     PBPI                     PBPI
                     INSTRUMENT DATA FILE      50718LCA03-S14           50718LCA03-.S22
                               WET WEIGHT      10.17                    10.08
                               DRY WEIGHT      2.23                     2.05
                           PERCENT SOLIDS      21.94                    20.32
                      CALCULATION BASIS        DRY                      DRY
                              SAMPLE TYPE      SAMP                     MSD
                                     MATRIX    TISSUE                   TISSUE
                                 QC BATCH      DX021 0                  DX021 0
                          EXTRACTION DATE      6-5-95                   6-5-95
                            ANALYSIS DATE      7-18-95                  7-18-95
                                                  Conc     Spike Amnt      Conc        Recov        DI3
                            Compound Name         (pg/g)       (pg/g)      (pg/g)      M           Qual
                                2,3,7,8-TCDF                   391         513         131          Q
                             1,2,3,7,8-PeCDF                   1953        2266        116
                             2,3,4,7,8-PeCDF                   1953        2444        125
                          1,2,3,4,7,8-HxCDF                    1953        1978        101
                          1,2,3,6,7,8-HxCDF                    1953        2222        114
                          2,3,4,6,7,8-HxCDF                    1953        2042        105
                          1,2,3,7,8,9-HxCDF                    1953        1978        101
                        1,2,3,4,6,7,8-HpCDF                    1953        2376        122
                        1,2,3,4,7,8,9-HpCDF                    1953        2199        113
                                       OCDF                    3906        4691        120


                               2,3,7,8-TCDD                    391         405         104
                            1,2,3,7,8-PeCDD                    1953        1855        95
                          1,2,3,4,7,8-HxCDD                    1953        1752        90
                          1,2,3,6,7,8-HxCDD                    1953        1882        96
                          1,2,3,7,8,9-HxCDD                    1953        1945        100
                        1,2,3,4,6,7,8-HpCDD                    1953        1717        88
                                       OCDD                    3906        4109        105
                           Internal Standard
                               % Recoveries
                          13C-2,3,7,8-TCDF
                        13C-1,2,3,7,8-PeCDF
                        13C-2,3,4,7,8-PeCDF
                     13C-1,2,3,4,7,8-HxCDF
                     13C-1,2,3,6,7,8-HxCDF
                     13C-2,3,4,6,7,8-HxCDF
                     13C-1,2,3,7,8,9-HxCDF
                   13C-1,2,3,4,6,7,8-HpCDF
                   13C-1,2,3,4,7,8,9-HpCDF


                          13C-2,3,7,8-TCDD
                       13C-1,2,3,7,8-PeCDD
                     13C-1,2,3,4,7,8-HxCDD
                     13C-1,2,3,6,7,8-HxCDD
                   3C- 1, 2,3,4,6,7,8-HpCDD
                                  13C-OCDD


               GERG/TAMU                                                                           Date: 8/25/95








                                                      PCDD/PCDF Analysis                                       Page 20


                                CLIENT NAME      NOAA
                              PROJECT NAME       NS&T Year 10
                      PURCHASE ORDER NO.         East Coast Sample

                              LAB SAMPLE ID      Q10600                    Q10601
                           CLIENT SAMPLE ID      PBPI                      PBPI
                     INSTRUMENT DATA FILE        50718LCA03-S21            50718LCA03-@S22
                                WET WEIGHT       10.24                     10.08
                                 DRY WEIGHT      2.08                      2.05
                            PERCENT SOLIDS       20.35                     20.32
                        CALCULATION BASIS        DRY                       DRY
                               SAMPLE TYPE       MS                        MSD
                                       MATRIX    TISSUE                    TISSUE
                                   QC BATCH      DX021 0                   DX021 0
                           EXTRACTION DATE       6-5-95                    6-5-95
                             ANALYSIS DATE       7-18-95                   7-18-95
                                                    Conc                      Conc            RPD       DB
                             Compound Name          (pg/g)                    (pg/9)          M        Qual
                                 2,3,7,8-TCDF       475                       513             8
                              1,2,3,7,8-PeCDF       2163                      2266            5
                              2,3,4,7,8-PeCDF       2180                      2444            11
                           1,2,3,4,7,8-HxCDF        2137                      1978            8
                           1,2,3,6,7,8-HxCDF        2238                      2222            1
                           2,3,4,6,7,8-HxCDF        2218                      2042            8
                           1,2,3,7,8,9-HxCDF        2119                      1978            7
                         1,2,3,4,6,7,8-HpCDF        2180                      2376            9
                         1,2,3,4,7,8,9-HpCDF        2471                      2199            12
                                         OCDF       4112                      4691            13


                                2,3,7,8-TCDD        361                       405             12
                             1,2,3,7,8-PeCDD        1832                      1855            1
                           1,2,3,4,7,8-HxCDD        1807                      1752            3
                           1,2,3,6,7,8-HxCDD        1748                      1882            7
                           1,2,3,7,8,9-HxCDD        1737                      1945            11
                        1,2,3,4,6,7,8-HpCDD         2021                      1717            16
                                        OCDD        3671                      4109            11
                           Internal Standard
                                % Recoveries
                           13C-2,3,7,8-TCDF
                        13C-1,2,3,7,8-PeCDF
                        13C-2,3,4,7,8-PeCDF
                     13C-1,2,3,4,7,8-HxCDF
                     13C-1,2,3,6,7,8-HxCDF
                     13C-2,3,4,6,7,8-HxCDF
                     13C-1,2,3,7,8,9-HxCDF
                    13C-1,2,3,4,6,7,8-HpCDF
                    13C-1,2,3,4,7,8,9-HpCDF


                           13C-2,3,7,8-TCDD
                        13C-1,2,3,7,8-PeCDD
                     13C-1,2,3,4,7,8-HxCDD
                     13C-1,2,3,6,7,8-HxCDD
                     3C-1,2,3,4,6,7,8-HpCDD
                                   13C-OCDD


               GERG/TAMU                                                                                Date: 8/25/95






                                                       PCDD/PCDF Analysis                                       Page 21



                                   CLIENT NAME      NOAA
                                 PROJECT NAME       NS&T Year 10
                         PURCHASE ORDER NO.         East Coast Sample

                                 LAB SAMPLE ID      Q10532
                              CLIENT SAMPLE ID
                       INSTRUMENT DATA FILE         50718LCA03-S20
                                   WET WEIGHT       8.86
                                   DRY WEIGHT
                               PERCENT SOLIDS
                          CALCULATION BASIS         WET
                                  SAMPLE TYPE       SRM CARP-1
                                          MATRIX    TISSUE
                                      QC BATCH      DX021 0
                              EXTRACTION DATE       6-5-95
                                ANALYSIS DATE       7-18-95
                                                        Conc            EDL            LMCL          DBQual
                                Compound Name           (pg/g)          (pg/g)         (pg/g)
                                    2,3,7,8-TCDF        17.7            1.13           1.13          DB225
                                 1,2,3,7,8-PeCDF        14.0            2.84           5.65
                                 2,3,4,7,8-PeCDF        14.0            3.30           5.65
                              1,2,3,4,7,8-HxCDF                         1.94           5.65            ND
                              1,2,3,6,7,8-HxCDF                         1.64           5.65            ND
                              2,3,4,6,7,8-HxCDF                         2.10           5.65            ND
                              1,2,3,7,8,9-HxCDF                         3.45           5.65            ND
                            1,2,3,4,6,7,8-HpCDF                         1.25           5.65            ND
                            1,2,3,4,7,8,9-HpCDF                         1.82           5.65            ND
                                            OCDF                        6.99           11.3            ND


                                   2,3,7,8-TCDD         8.65            0.52           1.13
                                1,2,3,7,8-PeCDD                         2.08           5.65            ND
                              1,2,3,4,7,8-HxCDD                         1.13           5.65            ND
                              1,2,3,6,7,8-HxCDD                         1.28           5.65            ND
                              1,2,3,7,8,9-HxCDD                         1.26           5.65            ND
                            1,2,3,4,6,7,8-HpCDD                         4.56           5.65            ND
                                           OCDD                         2.50           11.3            ND
                               Internal Standard      % Recov           DB Qual
                                   % Recoveries
                              13C-2,3,7,8-TCDF           81
                            13C-1,2,3,7,8-PeCDF          80
                            13C-2,3,4,7,8-PeCDF          80
                        13C-1,2,3,4,7,8-HxCDF            73
                        13C-1,2,3,6,7,8-HxCDF            79
                        13C-2,3,4,6,7,8-HxCDF            74
                        13C-1,2,3,7,8,9-HxCDF            65
                       13C-1,2,3,4,6,7,8-HpCDF           85
                       13C-1,2,3,4,7,8,9-HpCDF           84


                              13C-2,3,7,8-TCDD           95
                           13C-1,2,3,7,8-PeCDD           83
                        13C-1,2,3,4,7,8-HxCDD            91
                        13C-1,2,3,6,7,8-HxCDD            85
                        3C-1,2,3,4,6,7,8-HpCDD           83
                  GERG/TAMU            13C-OCDD          59                                               Date: 8/25/95







                                                      PCDD/PCDF Analysis                                       Page 22



                                         CLIENT NAME       NOAA
                                       PROJECT NAME        NS&T Year 10
                                PURCHASE ORDER NO.         East Coast Sample

                                        LAB SAMPLE ID      Q1 0532           CARP-1
                                    CLIENT SAMPLE ID
                               INSTRUMENT DATA FILE        50718LCA03-S20
                                          WET WEIGHT       8.86
                                          DRY WEIGHT
                                      PERCENT SOLIDS
                                 CALCULATION BASIS         WET
                                         SAMPLE TYPE       SRM CARP-1        SRM
                                                MATRIX     TISSUE            TISSUE
                                            QC BATCH       DX021 0
                                    EXTRACTION DATE        6-5-95
                                      ANALYSIS DATE        7-18-95
                                                              Conc     Concensus Conc.       .Recy
                                      Compound Name           (pg/g)           -(Pg/g)        (%)
                                           2,3,7,8-TCDF       17.7               11.9         149
                                        112,3,7,8-PeCDF       14.0               5.0          279
                                       2,3,4,7,8-PeCDF        14.0
                                    1,2,3,4,7,8-HxCDF
                                    1,2,3,6,7,8-HxCDF
                                    2,3,4,6,7,8-HxCDF
                                    1,2,3,7,8,9-HxCDF
                                   1,2,3,4,6,7,8-HpCDF
                                   1,2,3,4,7,8,9-HpCDF
                                                  OCDF


                                          2,3,7,8-TCDD        8.65               6.6          131
                                       1,2,3,7,8-PeCDD                           4.4
                                    1,2,3,4,7,8-HxCDD                            1.9
                                    1,2,3,6,7,8-HxCDD                            5.6
                                    1,2,3,7,8,9-HxCDD                            0.7
                                  1,2,3,4,6,7,8-HpCDD                            6.5
                                                  OCDD                           6.3
                                     Internal Standard
                                          % Recoveries
                                    13C-2,3,7,8-TCDF
                                  13C-1,2,3,7,8-PeCDF
                                  13C-2,3,4,7,8-PeCDF
                               13C-1,2,3,4,7,8-HxCDF
                               13C-1,2,3,6,7,8-HxCDF
                               13C-2,3,4,6,7,8-HxCDF
                               13C-1,2,3,7,8,9-HxCDF
                             13C-1,2,3,4,6,7,8-HpCDF
                              13C-1,2,3,4,7,8,9-HpCDF


                                    13C-2,3,7,8-TCDD
                                  13C-1,2,3,7,8-PeCDD
                               13C-1,2,3,4,7,8-HxCDD
                               13C-1,2,3,6,7,8-HxCDD
                              3C-1,2,3,4,6,7,8-HpCDD
                                             13C-OCDD


               GERG/TAMU                                                                                Date: 8/25195







                                                               PCDD/PCDF Analysis                                              Page 1



                                         CLIENT NAME        NOAA
                                      PROJECT NAME          NS&T Year 10
                              PURCHASE ORDER NO.            West Coast Samples

                                       LAB SAMPLE ID        K9379
                                   CLIENT SAMPLE ID         IBNJ
                            INSTRUMENT DATA FILE            50719LCA01-S5
                                         WET WEIGHT         10.30
                                          DRY WEIGHT        1.83
                                     PERCENT SOLIDS         1739
                               CALCULATION BASIS            DRY
                                        SAMPLE TYPE         SAMP
                                                MATRIX      TISSUE
                                            QC BATCH        DX021 1
                                   EXTRACTION DATE          6-7-95
                                     ANALYSIS DATE          7-19-95
                                                                 Conc             EDL             LMCL           DBQual
                                     Compound Name               (pg/9)           (pg/g)          (pg/g)
                                          2,3,7,8-TCDF           4.00             0.95            5.46              1
                                       1,2,3,7,8-PeCDF                            1.15            27.3             ND
                                      2,3j4,7,8-PeCDF                             1.40            27.3             ND
                                   1,2,3,4,7,8-HxCDF                              0.98            27.3             ND
                                   1,2,3,6,7,8-HxCDF                              0.89            27.3             ND
                                   2,3,4,6,7,8-HxCDF                              1.08            27.3             ND
                                   1,2,3,7,8,9-HxCDF             2.66             1.66            27.3              1
                                 1,2,3,4,6,7,8-HpCDF                              1.79            27.3             ND
                                 1,2,3,4,7,8,9-HpCDF                              2.37            27.3             ND
                                                   OCDF                           4.17            54.6             ND


                                        2
                                          - 3,7,8-TCDD                            1.12.         1.5.46             ND
                                          1
                                      1,2,3,7,8-PeCDD                             2.08            27.3             ND
                                   1,2,3,4,7,8-HxCDD                              2.20            27.3             ND
                                   1 @, 2,3,6,7,8-H xC D D                        2.20            27.3             N D
                                   1,2,3,7,8,9-HxCDD                              2.27            27.3             N D
                                 1,2,3,4,6,7,8-HpCDD                              2.39            27.3             N D
                                                  OCDD           10.8             2.92            54.6
                                    Internal Standard         % Recov          DB Qual
                                         1@ Recoveries
                                   13C-2,3,7,8-TCDF                71
                                 13C-1,2,3,7,8-PeCDF               80
                                 13C-2,3,4,7,8-PeCDF               83
                             13C-1,2,3,4,7,8-HxCDF                 63
                             13C-1,2,3,6,7,8-HxCDF                 73
                             13C-2,3,4,6,7,8-HxCDF                 71
                             13C-1,2,3,7,8,9-HxCDF                 67
                            13C-1,2,3,4,6,7,8-HpCDF                73
                            13C-1,2,3,4,7,8,%-HpCDF                80


                                   13C-2,3,7,8-TCDD                87
                                13C-1,2,3,7,8-PeCDD                83
                             13C-1,2,3,4,7,8-HxCDD                 76
                             13C-1,2,3,6,7,8-HxCDD                 82
                             3C-1,2,3,4,6,7,8-HpCDD                74
                                             13C-OCDD              62


                      GERG/TAMU                                                                                         Date: 8/9/95








                                                            PCDD/PCDF Analysis                                            Page 2


                                      CLIENT NAME        NOAA
                                   PROJECT NAME          NS&T Year 10
                           PURCHASE ORDER NO.            West Coast Samples

                                    LAB SAMPLE* ID       K9381
                                CLIENT SAMPLE ID         SDHI
                          INSTRUMENT DATA FILE           50719LCA01-S6
                                      WET WEIGHT         10.08
                                       DRY WEIGHT        0.95
                                  PERCENT SOLIDS         9.4.1
                            CALCULATION BASIS            DRY
                                     SAMPLE TYPE         SAMP
                                             MATRIX      TISSUE
                                         QC BATCH        DX021 1
                                EXTRACTION DATE          6-7-95
                                  ANALYSIS DATE          7-19-95
                                                              Conc           EDL             LMCL           DBQual
                                  Compound Name               (pg/g)         (pg/g)          (pg/g)
                                       2,3,7,8-TCDF           73.5           5.33            10.5           DB225
                                    1,2,3,7,8-PeCDF                          5.22            52.7             ND
                                    2,3,4,7,8-PeCDF                          10.7            52.7             ND
                                1,2,3,4,7,8-HxCDF                            2.11            52.7             ND
                                1,2,3,6,7,8-HxCDF                            1.95            52.7             ND
                                2,3,4,6,7,8-HxCDF                            2.48            52.7             ND
                                1,2,3,7,8,9-HxCDF                            5.48            52.7             ND
                               1,2,3,4,6,7,8-HpCDF                           4.87            52.7             ND
                               1,2,3,4,7,8,9-HpCDF                           2.22            52.7             ND
                                               OCDF           8.97           5.52            105


                                                                             4.79            10.5             ND--
                                      2,3,7,8-TCDD
                                   i.,2,3,7,8-PeCDD                          6.63            52.7             ND
                                1,2,3,4,7,8-HxCDD                            3.84            52.7             ND
                                1,,2,3,6,7,8-HxCDD                           3.64            52.7             ND
                                1,2,3,7,8,9-HxCDD                            3.84            52.7             ND
                              1,2,3,4,6,7,8-HpCDD             29.8           2.66            52.7              1
                                               OCDD           172            3.11            105
                                 Internal Standard         % Recov         DB Qual
                                      @/o Recoveries
                                13C-2,3,7,8-TCDF              73
                              13C-1,2,3,7,8-PeCDF             MI
                              13C-2,3,4,7-18-PeCDF            M1
                           13C-1,2,3,4,7,8-HxCDF              59
                           13C-1,2,3,6,7,8-HxCDF              65
                           13C-2,3,4,6,7,8-HxCDF              64
                           13C-1,2,3,7,8,9-HxCDF              66
                         13C-1,2,3,4,6,7,8-HpCDF              80
                         13C-1,2,3,4,7,8,9zHpCDF              93


                                13C-2,3,7,8-TCDD              120
                              13C-1,2,3,7,8-PeCDD             MI
                           13C-1,2,3,4,7,8-HxCDD              75
                           13C-1,2,3,6,7,8-HxCDD              81
                          3C-1,2,3,4,6,7,8-HpCDD              85
                                         13C-OCDD             7.2


                   GERG/TAMU                                                                                      Date: 8/9/95







                                                              PCDD/PCDF Analysis                                             Page 3



                                        CLIENT NAME        NOAA
                                     PROJECT NAME          NS&T Year 10
                             PURCHASE ORDER NO.            West Coast Samples

                                      LAB SAMPLE ID        K9383
                                   CLIENT SAMPLE ID        SDCB
                           INSTRUMENT DATA FILE            50719LCA01-S7
                                        WET WEIGHT         10.43
                                        DRY WEIGHT         1.56
                                    PERCENT SOLIDS         14.93
                              CALCULATION BASIS            DRY
                                        SAMPLE TYPE        SAMP
                                               MATRIX      TISSUE
                                           QC BATCH        DX021 1
                                   EXTRACTION DATE         6-7-95
                                    ANALYSIS DATE          7-19-95
                                                                Cone            EDL             LMCL            DBQual
                                    Compound Name               (pg/g)          (pg/g)          (pg/g)
                                        2,3,7,8-TCDF            83.8            0.52            6.42            DB225
                                      1,2,3,7,8-PeCDF           5.64            1.16            32.1               1
                                      2,3,4,7,8-PeCDF                           11.3            32.1              ND
                                   1,2,3,4,7,8-HxCDF            0.73            1.10            32.1
                                   1,2,3,6,7,8-HxCDF            1.09            1.07            32.1
                                   2,3,4,6,7,8-HxCDF                            2.31            32.1              ND
                                   1,2,3,7,8,9-HxCDF            2.84            1.83            32.1
                                 1,2,3,4,6,7,8-HpCDF            5.36            0.64            32.1
                                 1,2,3,4,7,8,9-HpCDF                            0.72            32.1              ND
                                                 OCDF           7.40            1.28            64.2


                                        2,3,7,8-TCDD            0.96            0.43.           6.42              -.J
                                     1,2,3,7,8-PeCDD            3.73            0.85            32.1
                                   1,2,3,4,7,8-HxCDD                            1.15            32.1              ND
                                   1)2,3,6,7,8-HxCDD                            1.18            32.1              ND
                                   1,2,3,7,8,9-HxCDD                            1.21            32.1              ND
                                1,2,1,4,6,7,8-HpCDD             29.7            0.70            32.1
                                                 OCDD           165             0,76            64*2
                                   Intern,al Standard         %   Recov       DB Qual
                                        @/o Recoveries
                                   13C-2,3,7,8-TCDF               67
                                13C-1,2,3,7,8-PeCDF               88
                                13C-2,3,4,7-18-PeCDF              89
                             13C-1,2,3,4,7,8-HxCDF                69
                             13C-1,2,3,6,7,8-HxCDF                71
                             13C-2,3,4,6,7,8-HxCDF                68
                             13C-1,2,3,7,8,9-HxCDF                73
                           13C-1,2,3,4,6,7,8-HpCDF                82
                           13C-1,2,3,4,7,8,.9,;HpCDF              95

                                   13C-2,3,7,8-TCDD               92
                                13C-1,2,3,7,8-PeCDD               93
                             13C-1,2,3,4,7,8-HxCDD                84
                             13C-1,2,3,6,7,8-HxCDD                81
                            3C-1,2,3,4,6,7,8-HpCDD                87
                                            13C-OCDD              79


                      GERGITAMU                                                                                       Date: 8/9/95








                                                           PCDD/PCDF Analysis                                            Page 4


                                     CLIENT NAME NOAA
                                   PROJECTNAME NS&TYear10
                          PURCHASE ORDER NO. West Coast Samples
                                   LAB SAMPLE ID K9385
                                CLIENT -SAMPLE ID       'MBVB
                         IN STRUMENT DATA FILE          50719LCA01-S8
                                     WET WEIGHT         10.14
                                      DRY WEIGHT        1.59
                                 PERCENT SOLIDS         15,63
                            CALCULATION BASIS           DRY
                                     SAMPLE TYPE        SAMP
                                            MATRIX      TISSUE
                                        QC BATCH        DX021 1
                                EXTRACTION DATE         6-7-95
                                  ANALYSIS DATE         7-19-95
                                                            Conc             EDL            LMCL            DBQual
                                  Compound Name             (pg/g)           (pg/g)         (pg/g)
                                      2,3,7,8-TCDF          3.91             0.53           6.31
                                   1,2,3,7,8-PeCDF                           1.06           31.5              ND
                                   2,3,4,7,8-PeCDF                           1.23           31.5              ND
                                1,2,3,4,7,8-HxCDF                            0.63           31.5              ND
                                1,2,3,6,7,8-HxCDF                            0.59           31.5              ND
                                2,3,4,6,7,8-HxCDF                            0.77           31.5              ND
                                1,2,3,7,8,9-HxCDF           3.38             1.13           31.5               1
                              1,2,3,4,6,7,8-HpCDF                            0.94           31.5              ND
                              1,2,3,4,7,8,9-HpCDF                            1.05           31.5              ND
                                               OCDF                          2.56           63.1              ND


                                                                                            6.81              ND
                                      2f21,7j8-TCDP.                         0'. 6 8
                                  1,2,3,7,8-PeCDD                            1.71           31.5              ND
                                1,2,3,4,7,8@HxCDD                            1.53           31.5              ND
                                152,3,6,7,8-HxCDD                            1.49           31.5              ND
                                1,2,3,7,8,9-HxCDD                            1.55           31.5              ND
                              1,2,1,4,6,7,8-HpCDD           4.42             0.58           31.5              1
                                              OCDD          12.9             2.04           63.1              1
                                 internal Standard        % Recov          DB Qual
                                     61o Recoveries
                                13C-2,3,7,8-TCDF             64
                             13C-1,2,3,7,8-PeCDF             75
                             13C-2,3,4,7-,8-PeCDF            80
                           13C-1,2,3,4,7,8-HxCDF             64
                           13C-1,2,3,6,7,8-HxCDF             66
                           13C-2,3,4,6,7,8-HxCDF             63
                           13C-1,2,3,7,8,9-HxCDF             65
                         13C-1,2,3,4,6,7,8-HpCDF             68
                         13C-1,2,3,4,7,8a-HpCDF              78

                                13C-2,3,7,8-TCDD             82
                             13C-1,2,3,7,8-PeCDD             82
                          13C-1,2,3,4,7,8-HxCDD              71
                          13C-1,2,3,6,7,8-HxCDD              77
                         3C-1,2,3,4,6,7,8-HpCDD              67
                                         13C-OCDD            53


                   GERG/TAMU                                                                                      Date: 8/9/95







                                                             PCDD/PCDF Analysis                                            Page 5



                                       CLIENT NAME        NOAA
                                    PROJECT NAME          NS&T Year 10
                            PURCHASE ORDER NO..           West Coast Samples

                                     LAB SAMPLE ID        K9387
                                  CLIENT. SAMPLE ID       ABWJ
                           INSTRUMENT DATA FILE           50719LCA01 -S9
                                       WET WEIGHT         10.60
                                        DRY WEIGHT        2.42
                                   PERCENT SOLIDS         22.'  81
                             CALCULATION BASIS            DRY
                                      SAMPLE TYPE         SAMP
                                              MATRIX      TISSUE
                                          QC BATCH        DX021 1
                                  EXTRACTION DATE         6-7-95
                                    ANALYSIS DATE         7-19-95
                                                              Conc             EDL            LMCL            DBQual
                                    Compound Name             (pg/g)           (pg/g)         (pg/g)
                                        2,3,7,8-TCDF          7.97             0.21           4.14            DB225
                                     1,2,3,7,8-PeCDF                           0.78           20.7              ND
                                     2,3,4,7,8-PeCDF          1.87             0.56           20.7               1
                                  1,2,3,4,7,8-HxCDF                            0.62           20.7              ND
                                  1,2,3,6,7,8-HxCDF                            0.60           20.7              ND
                                  2,3,4,6,7,8-HxCDF                            0.76           20.7              ND
                                  1,2,3,7,8,9-HxCDF           1.77             1.10           20.7
                               1,2,3,4,6,7,8-HpCDF                             1.63           20.7              ND
                               1,2,3,4,7,8,9-HpCDF                             0.50           20.7              ND
                                                 OCDF         3.13             0.80           41.4               1


                                        2,3,7,8-TCDD          0.63             0.29
                                    1,2,3' 7,8-PeCDD                           1.15           20.7              ND
                                  1,2,3,4,7,8-HxCDD                            0.51           20.7              ND
                                  1,,2,3,6,7,8-HxCDD                           0.52           20.7              ND
                                  1,2,3,7,8,9-HxCDD                            0.54           20.7              ND
                               1,2,3,4,6,7,8-HpCDD            9.36             0.65           20.7               1
                                                OCDD          43.9             0.40           41.4
                                   Internal Standard        % Recov          DB Qual
                                       @/o Recoveries
                                  13C-2,3,7,8-TCDF               67
                               13C-1,2,3,7,8-PeCDF               80
                               13C-2,3,4,7,8-PeCDF               80
                            13C-1,2,3,4,7,8-HxCDF                67
                            13C-1,2,3,6,7,8-HxCDF                67
                            13C-2,3,4,6,7,8-HxCDF                64
                            13C-1,2,3,7,8,9-HxCDF                68
                           13C-1,2,3,4,6,7,8-HpCDF               69
                          13C-1,2,3,4,7,8,9
                                              ,@-HpCDF           84


                                  13C-2,3,7,8-TCDD               83
                               13C-1,2,3,7,8-PeCDD               81
                            13C-1,2,3,4,7,8-HxCDD                72
                            13C-1,2,3,6,7,8-HxCDD                71
                            3C-1,2,3,4,6,7,8-HpCDD               72
                                           13C-OCDD              62


                     GERGITAMU                                                                                      Date: 8/9/95








                                                              PCDDIPCDF Analysis                                              Page 6


                                        CLIENT NAME        NOAA
                                     PROJECT NAME          NS&T Year 10
                            .PURCHASE ORDER NO.            West Coast Samples

                                      LAB SAMPLE ID        K9397
                                  CLIENT SAMPLE'ID         QSBJ-
                           INSTRUMENT DATA FILE            50719LCA01-SlO
                                        WET WEIGHT         10.20
                                         DRY WEIGHT        2.10
                                    PERCENT SOLIDS         20.56
                              CALCULATION BASIS            DRY
                                       SAMPLE TYPE         SAMP
                                               MATRIX      TISSUE
                                           QC BATCH        DX021 1
                                  EXTRACTION DATE          6-7-95
                                    ANALYSIS DATE          7-19-95
                                                                Conc            EDL             LMCL            DBQual
                                    Compound Name               (pg/g)          (pg/g)          (pg1g)
                                         2,3,7,8-TCDF           1.05            0.23            4.77               T-
                                      1,2,3,7,8-PeCDF                           0.69            23.8              ND
                                      2,3,4,7,8-PeCDF                           0.55            23.8              ND
                                  1,2,3,4,7,8-HxCDF                             0.47            23.8              ND
                                  1,2,3,6,7,8-HxCDF                             0.47            23.8              ND
                                  2,3,4,6,7,8-HxCDF                             0.60            23.8              ND
                                  1,2,3,7,8,9-HxCDF                             2.77            23.8              ND
                                 1,2,3,4,6,7,8-HpCDF                            1.99            23.8              ND
                                 1,2,3,4,7,8,9-HpCDF                            0.49            23.8              ND
                                                  OCDF          4.10            1.99            47.7               1


                                        2,3,1.,8-TCDD                           01.48           4.77              ND
                                     1,2,3,7,8-PeCDD                            0.80            23.8              ND
                                  1,2,3,4,7,8-HxCDD                             0.59            23.8              ND
                                  1@2,3,6,7,8-HxCDD                             0.60            23.8              ND
                                  1,2,3,7,8,9-HxCDD                             0.62            23.8              ND
                                1,2,@,4,6,7,8-HpCDD                             7.99            23.8              ND
                                                 OCDD           32.8            0.50            47.7               1
                                   Internal Standard         % Recov          DB Qual
                                        @/o Recoveries
                                  13C-2,3,7,8-TCDF                58
                                13C-1,2,3,7,8-PeCDF               67
                                13C-2,3,4,7-,8-PeCDF              69
                            13C-1,2,3,4,7,8-HxCDF                 53
                            13C-1,2,3,6,7,8-HxCDF                 53
                            13C-2,3,4,6,7,8-HxCDF                 51
                            13C-1,2,3,7,8,9-HxCDF                 54
                           13C-1,2,3,4,6,7,8-HpCDF                54
                           13C-1,2,3,4,7,8,9:HpCDF                65


                                  13C-2,3,7,8-TCDD                70
                               13C-1,2,3,7,8-PeCDD                69
                            13C-1,2,3,4,7,8-HxCDD                 62
                            13C-1,2,3,6,7,8-HxCDD                 62
                            3C-1,2,3,4,6,7,8-HpCDD                56
                                            13C-OCDD              40


                     GERG/TAMU                                                                                        Date: 8/9/95







                                                                 PCDD/PCDF Analysis                                                 Page 7



                                          CLIENT NAME         NOAA
                                       PROJECT NAME           NS&T Year 10
                               PURCHASE ORDER NO.             West Coast Samples
                                        LAB SAMPLE iD         K9399
                                    CLIENT SAMPLE ID          PLLH
                              INSTRUMENT DATA FILE            50719LCA01-Sl 1
                                          WET WEIGHT          10.08
                                           DRY WEIGHT         1.56
                                     PERCENT SOLIDS           15.46
                                CALCULATION BASIS             DRY
                                         SAMPLE TYPE          SAMP
                                                 MATRIX       TISSUE
                                             QC BATCH         DX021 1
                                    EXTRACTION DATE           6-7-95
                                      ANALYSIS DATE           7-19-95
                                                                    Conc             EDL             LMCL            DBQual
                                      Compound Name                 (pg/g)           (pg/g)          (pg/g)
                                           2,3,7,8-TCDF             4.75             0.37            6.42                1
                                       1,2,3,7,8-PeCDF                               0.92            32.1                ND
                                       2,3,4,7,8-PeCDF                               2.55            32.1                ND
                                    1,2,3,4,7,8-HxCDF                                0.63            32.1                ND
                                    1,2,3,6,7,8-HxCDF               1 *37            0,62            32,1                J
                                    2,3,4,6,7,8-HxCDF                                1.91            32.1                ND
                                    1,2,3,7,8,9-HxCDF                                4.17            32.1                ND
                                  1,2,3,4,6,7,8-HpCDF               2.40             0.95            32.1                1
                                  1,2,3,4,7,8,9-HpCDF                                1.15            32.1                ND
                                                    OCDF                             0.80            64.2                ND


                                          2,-3,7,&TCDD                               0.44            6.42                ND
                                       1,2,3,7,8-PeCDD              2.34             1.22            32.1                1
                                    1,2,3,4,7,8-HxCDD                                0.60            32.1                ND
                                    1)2,3,6,7,8-HxCDD                                0.58            32.1                ND
                                    1,2,3,7,8,9-HxCDD                                0.61            32.1                ND
                                  1,2,1,4,6,7,8-HpCDD                                10.8            32.1                ND
                                                   OCDD             48*3             0,37            64*2                J
                                     Internal Standard          % Recov           DB Qual
                                          @/o Recoveries
                                    13C-2,3,7,8-TCDF                70
                                 13C-1,2,3,7,8-PeCDF                83
                                 13C-2,3,4,7-18-PeCDF               89
                              13C-1,2,3,4,7,8-HxCDF                 64
                              13C-1,2,3,6,7,8-HxCDF                 66
                              13C-2,3,4,6,7,8-HxCDF                 64
                              13C-1,2,3,7,8,9@HxCDF                 66
                            13C-1,2,3,4,6,7,8-HpCDF                 69
                            13C-1,2,3,4,7,8,9;HpCDF                 81


                                    13C-2,3,7,8-TCDD                88
                                 13C-1,2,3,7,8-PeCDD                93
                              13C-1,2,3,4,7,8-HxCDD                 73
                              13C-1,2,3,6,7,8-HxCDD                 76
                             3C-1,2,3,4,6,7,8-HpCDD                 70
                                              13C-OCDD              53


                      GERGITAMU                                                                                             Date: 8/9/95








                                                    PCDD/PCDF Analysis                                    Page 8



                                CLIENT NAME NOAA
                              PROJECTNAME NS&TYear10
                       PURCHASE ORDER NO. West Coast Samples

                               CAB SAMPLE ID     K9401
                            CLIENT SAMPLE ID     LJLJ
                      INSTRUMENT DATA FILE       50719LCA01-S12
                                 WET WEIGHT      10.34
                                 DRY WEIGHT      2.29
                             PERCENT SOLIDS      22.11
                        CALCULATION BASIS        DRY
                                SAMPLE TYPE      SAMP
                                       MATRIX    TISSUE
                                   QC BATCH      DX021 1
                            EXTRACTION DATE      6-7-95
                              ANALYSIS DATE      7-19-95
                                                     Conc           EDL          LMCL         DBQual
                              Compound Name          (pg/g)         (pgjg)       (pg/g)
                                  2,3,7,8-TCDF       1.46           0.33         4.37
                               1,2,3,7,8-PeCOF                      0.23         21.9           ND
                               2,3,4,7,8-PeCDF                      0.29         21.9           ND
                            1,2,3,4,7,8-HxCOF                       0.60         21.9           ND
                            1,2,3,6,7,8-HxCDF                       0.56         21.9           ND
                            2,3,4,6,7,8-HxCDF                       0.77         21.9           ND
                            1,2,3,7,8,9-HxCOF        2.60           0.97         21.9
                           1,2,3,4,6,7,8-HpCDF                      0.36         21.9           ND
                           1,2,3,4,7,8,9-HpCOF                      0.39         21.9           ND
                                         OCOF                       0.42         43.7           ND


                                 2,3,7,8-tCDD                       0.1          4.37           ND
                              1,2,3,7,8-PeCDD                       0.82         21.9           ND
                            1,2,3,4,7,8-HxCDD                       0.44         21.9           ND
                            1,@2,3,6,7,8-HxCDD                      0.40         21.9           ND
                            1,2,3,7,8,9-HxCDD                       0.43         21.9           ND
                         .1,2,:S,4,6,7,8-HpCDD       4.67           0.3          21.9            1
                                         OCDD        20.6           0.38         43.7
                             internal Standard     % Recov        DB Quaf
                                .0/o Recoveries
                            13C-2,a,7,8-TCDF           60
                          13C-1,2,3,7,8-PeCDF          80
                          13C-2,3,4,7i8-PeCDF          80
                       13C-1,2,3,4,7,8-HxCDF           63
                       13C-1,2,3,6,7,8-HxCDF           62
                       13C-2,3,4,6,7,8-HxCDF           60
                       13C-1,2,3,7,8,9-HxCDF           65
                      13C-1,2,3,4,6,7,8-HpCDF          67
                      13C-1,2,3,4,7,8,9,@"pCDF         80

                            13C-2,3,7,8-TCDD           73
                          13C-1,2,3,7,8-PeCDD          83
                       13C-1,2,3,4,7,8-HxCDD           66
                       13C-1,2,3,6,7,8-HxCDD           67
                       3C-1,2,3,4,6,7,8-HpCDD          72
                                    13C-OCDD           62


                 GERG/TAMU                                                                          Date: 8/9/95







                                                                 PCDD/PCDF Analysis                                                 Page 9



                                          CLIENT NAME         NOAA
                                        PROJECT NAME          NS&T Year 10
                               PURCHASE ORDER NO.             West Coast Samples

                                        LAB SAMPLE ID         K9504
                                     CLIENT SAMPLE'll)        SFEM
                             INSTRUMENT DATA FILE             50719LCA01-S13
                                           WET WEIGHT         10.33
                                           DRY WEIGHT         1.47
                                      PERCENT SOLIDS          14,27
                                CALCULATION BASIS             DRY
                                          SAMPLE TYPE         SAMP
                                                  MATRIX      TISSUE
                                              QC BATCH        DX021 1
                                     EXTRACTION DATE          6-7-95
                                       ANALYSIS DATE          7-19-95
                                                                      Conc          EDL              LMCL            DBQual
                                       Compound Name                  (pg/g)        (pg/g)           (pg/g)
                                            2,3,7,8-TCDF              8.98          0.34             6.78            DB225
                                        1,2,3,7,8-PeCDF                             1.85             33.9               ND
                                        2,3,4,7,8-PeCDF                             2.78             33.9               ND
                                     1,2,3,4,7,8-HxCDF                              1.10             33.9               ND
                                     1,2,3,6,7,8-HxCDF                              1.05             33.9               ND
                                     2,3,4,6,7,8-HxCDF                              1.34             33.9               ND
                                     1,2,3,7,8,9-HxCDF                              1.83             33.9               ND
                                   1,2,3,4,6,7,8-HpCDF                2.52          1.37             33.9               1
                                   1,2,3,4,7,8,9-HpCDF                              1.56             33.9               ND
                                                    OCDF              4.15          0.81             67.8               1


                                           2,3,7,8-TCDD                             0.23             .6.78              ND
                                        1,2,3,7,8-PecbD                             0.54             33.9               ND
                                     1,2,3,4,7,8-HxCDD.                             0.49             33.9               ND
                                     1 @ 2,3,6,7,8-H xC D D                         0.46             33.9               N D
                                     1,2,3,7,8,9-HxCDD                              0.49             33.9               N D
                                  1,2,1,4,6,7,8-HpCDD                 12.2          0.36             33.9               1
                                                    OCDD              44*2          0"110            67*8               J
                                      Internal Standard           %   Recov       DB Qual
                                               Recoveries
                                     13C-2,3,7,8-TCDF                 81
                                  13C-1,2,3,7,8-PeCDF                 100
                                  13C-2,3,4,7-18-PeCDF                105
                               13C-1,2,3,4,7,8-HxCDF                  73
                               13C-1,2,3,6,7,8-HxCDF                  73
                               13C-2,3,4,6,7,8-HxCDF                  73
                               13C-1,2,3,7,8,9-HxCDF                  75
                             13C-1,2,3,4,6,7,8-HpCDF                  84
                             13C-1,2,3,4,7,8,9;HpCDF                  96


                                     13C-2,3,7,8-TCDD                 96
                                  13C-1,2,3,7,8-PeCDD                 101
                               13C-1,2,3,4,7,8-HxCDD                  85
                               13C-1,2,3,6,7,8-HxCDD                  88
                              3C-1,2,3,4,6,7,8-HpCDD                  87
                                              13C-OCDD                75


                       GERGITAMU                                                                                           Date: 8/9/95








                                                           PCDD/PCDF Analysis                                            Page 10


                                      CLIENT NAME        NOAA
                                   PROJECT NAME          NS&T Year 10
                           PURCHASE ORDER NO.            West Coast Samples

                                    LAB SAMPLE ID        K9506
                                 CLIENT SAMPLE ID        SFSM
                          INSTRUMENT DATA FILE           50719LCA01-S14
                                      WET WEIGHT         10.17
                                       DRY WEIGHT        1.41
                                  PERCENT SOLIDS         13..84
                             CALCULATION BASIS           DRY
                                     SAMPLE TYPE         SAMP
                                             MATRIX      TISSUE
                                         QC BATCH        DX0211
                                 EXTRACTION DATE         6-7-95
                                   ANALYSIS DATE         7-19-95
                                                                  Conc        EDL             LMCL           DBQual
                                  Compound Name                   (pg/g)      (pg/g)          (pg/g)
                                       2,3,7,8-TCDF                           2.28            7.10             ND
                                    1,2,3,7,8-PeCDF                           4.64            35.5             ND
                                    2,3,4,7,8-PeCDF                           4.53            35.5             ND
                                 1,2,3,4,7,8-HxCDF                            3.82            35.5             ND
                                 1,2,3,6,7,8-HxCDF                            3.72            35.5             ND
                                 2,3,4,6,7,8-HxCDF                            4.46            35.5             ND
                                 1,2,3,7,8,9-HxCDF                            6.10            35.5             ND
                               1,2,3,4i6,7,8-HpCDF                4.84        1.08            35.5              1
                               1,2,3,4,7,8,9-HpCDF                            1.07            35.5             ND
                                               OCDF                           0.71            71.0             ND


                                       2,3,7,8-TCDD                           1.60            7.10             ND
                                   1,2,3,7,8-PeCDD                            2.33            35.5             ND
                                 1,2,3,4,7,8-HxCDD                            1.15            35.5             ND
                                 1,,2,3,6,7,8-HxCDD                           1.15            35.5             ND
                                 1,2,3,7,8,9-HxCDD                            1.19            35.5             ND
                               1,2,1,4,6,7,8-HpCDD                            8.89            35.5             ND
                                               OCDD               24.8        2.72            71.0              1
                                  Internal Standard        % Recov          DB Qual
                                          Recoveries
                                 13C-2,3,7,8-TCDF                 66
                              13C-1,2,3,7,8-PeCDF                 MI
                               13C-2,3,4,718-PeCDF                MI
                           13C-1,2,3,4,7,8-HxCDF                  54
                           13C-1,2,3,6,7,8-HxCDF                  56
                           13C-2,3,4,6,7,8-HxCDF                  56
                           13C-1,2,3,7,8,9-HxCDF                  60
                         13C-1,2,3,4,6,7,8-HpCDF                  74
                          13C-1,2,3,4,7,8,,g.jipCDF               93

                                 13C-2,3,7,8-TCDD                 125
                              13C-1,2,3,7,8-PeCDD                 MI
                           13C-1,2,3,4,7,8-HxCDD                  65
                           13C-1,2,3,6,7,8-HxCDO                  69
                          3C-1,2,3,4,6,7,8-HpCDD                  82
                                          13C-OCDD                60


                    GERG/TAMU                                                                                      Date: 8/9/95







                                                       PCDD/PCDF Analysis                                    Page 11



                                   CLIENT NAME      NOAA
                                 PROJECT NAME       NS&T Year 10
                          PURCHASE ORDER NO.        West Coast Samples

                                 LAB SAMPLE ID      K9508
                              CLIENT SAMPLE ID      SFDB
                         INSTRUMENT DATA FILE       50719LCA01-Sl 5
                                   WET WEIGHT       10.04
                                    DRY WEIGHT      1.15
                               PERCENT SOLIDS       11,42
                           CALCULATION BASIS        DRY
                                   SAMPLE TYPE      SAMP
                                          MATRIX    TISSUE
                                      QC BATCH      DX021 1
                              EXTRACTION DATE       6-7-95
                                ANALYSIS DATE       7-19-95
                                                           Conc       EDL           LMCL          DBQual
                                Compound Name              (pg/g)     (pg/g)        (pg/g)
                                    2,3,7,8-TCDF           8.43       0.50          8.72            1
                                 1,2,3,7,8-PeCDF                      1.48          43.6            ND
                                 2,3,4,7,8-PeCDF                      1.8 '0        43.6            ND
                              1,2,3,4,7,8-HxCDF                       2.04          43.6            ND
                              1,2,3,6,7,8-HxCDF                       1.96          43.6            ND
                              2,3,4,6,7,8-HxCDF                       2.56          43.6            ND
                              1,2,3,7,8,9-HxCDF            5.38       3.52          43.6            1
                             1,2,3,4,6,7,8-HpCDF                      0.75          43.6            ND
                             1,2,3,4,7,8,9-HpCDF                      0.80          43.6            ND
                                            OCDF                      1.44          87.2            ND


                                    2,3,7,8-TCDD                      0.47          8.72            ND
                                 1,2,3,7,8-PeCDD                      2.34          43.6            ND
                              1,2,3,4,7,8-HxCDD                       1.52          43.6            ND
                              1)2,3,6,7,8-HxCDD                       1.66          43.6            ND
                              1,2,3,7,8,9-HxCDD                       1.66          43.6            ND
                           1,2,3,4,6,7,8-HpCDD             17.4       0.81          43.6            1
                                           OCDD                       44,4          87,2            ND
                               Internal Standard       %   Recov    DB Qual
                                  .'@/o Recoveries
                              13C-2,3,7,8-TCDF             68
                           13C-1,2,3,7,8-PeCDF             87
                           13C-2,3,4,7-18-PeCDF            89
                         13C-1,2,3,4,7,8-HxCDF             69
                         13C-1,2,3,6,7,8-HxCDF             69
                         13C-2,3,4,6,7,8-HxCDF             66
                         13C-1,2,3,7,8,9-HxCDF             68
                        13C-1,2,3,4,6,7,8-HpCDF            74
                       13C-1,2,3,4, 7,8,9.;HpCDF           90


                              13C-2,3,7,8-TCDD             87
                           13C-1,2,3,7,8-PeCDD             91
                         13C-1,2,3,4,7,8-HxCDD             77
                         13C-1,2,3,6,7,8-HxCDD             73
                        3C-1,2,3,4,6,7,8-HpCDD             77
                                      13C-OCDD             57


                   GERGITAMU                                                                           Date: 8/9/95








                                                            PCDD/PCDF Analysis                                            Page 12



                                       CLIENT NAME       NOAA
                                    PROJECT NAME         NS&T Year 10
                                         ORDER NO.       West Coast Samples

                                    LAB SAMPLE ID        Q10610
                                  CLIENT SAMPLE ID
                          INSTRUMENT DATA FILE           50719LCA01-S4
                                       WET WEIGHT        1.00
                                       DRY WEIGHT        1.00
                                  PERCENT SOLIDS
                             CALCULATION BASIS           DRY
                                       SAMPLE TYPE       BLANK
                                              MATRIX
                                          QC BATCH       DX021 1
                                  EXTRACTION DATE        6-7-95
                                   ANALYSIS DATE         7-19-95
                                                               Conc            EDL             LMCL           DBQual
                                   Compound Name               (pg/g)          (pg/g)          (pg/g)
                                       2,3,7,8-TCDF                            0.90            10.0             ND
                                     1,2,3,7,8-PeCDF                           1.09            50.0             ND
                                    2,3,4,7,8-PeCDF                            1.31            50.0             ND
                                  1,2,3,4,7,8-HxCDF                            1.26            50.0             ND
                                  1,2,3,6,7,8-HxCDF                            1.16            50.0             ND
                                  2,3,4,6,7,8-HxCDF            1.40            1.49            50.0
                                  1,2,3,7,8,9-HxCDF                            2.30.           50.0             ND
                               1,2,3,4,6,7,8-HpCDF                             1.46            50.0             ND
                               1,2,3,4,7,8,9-HpCDF                             2.10            50.0             ND
                                                OCDF                           5.49            100              ND


                                       2,3,7,8-TCDD                            0.93            10.0             ND
                                    1,2,3,7,8-PeCDD                            2.61            50.0             ND
                                  1,2,3,4,7,8-HxCDD                            2.09            50.0             ND
                                  1;2,3,6,7,8-HxCDD                            2.03            50.0             ND
                                  1,2,3,7,8,9-HxCDD                            2.11            50.0             ND
                               1,2,3,4,6,7,8-HpCDD                             2.75            50.0             ND
                                                OCDD                           3.52            100              ND
                                  Internal Standard          % Recov         DB Qual
                                       . 1@o Recoveries
                                  13C-2,3,7,8-TCDF             86
                               13C-1,2,3,7,8-PeCDF             98
                               13C-2,3,4,7,8-PeCDF             98
                            13C-1,2,3,4,7,8-HxCDF              89
                            13C-1,2,3,6,7,8-HxCDF              103
                            13C-2,3,4,6,7,8-HxCDF              93
                            13C-1,2,3,7,8,9@HxCDF              89
                          13C-1,2,3,4,6,7,8-HpCDF              91
                          13C-1,2,3,4,7,8,9@;HpCDF             91


                                  13C-2,3,7,8-TCDD             108
                               13C-1,2,3,7,8-PeCDD             98
                            13C-1,2,3,4,7,8-HxCDD              95
                            13C-1,2,3,6,7,8-HxCDD              108
                           3C-1,2,3,4,6,7,8-HpCDD              90
                                           13C-OCDD            81


                     GERG/TAMIJ                                                                                     Date: 8/9/95







                                                        PCDD/PCDF Analysis                                      Page 13



                                    CLIENT NAME      NOAA
                                  PROJECT NAME       NS&T Year 10
                          PURCHASE ORDER NO.         West Coast Samples

                                  LAB SAMPLE ID      Q10611
                               CLIENT SAMPLE ID      ABWJ
                         INSTRUMENT DATA FILE        50719LCA01-S16
                                    WET WEIGHT       10.15
                                    DRY WEIGHT       2.33
                                PERCENT SOLIDS       22,  99
                           CALCULATION BASIS         DRY
                                   SAMPLE TYPE       DUP
                                           MATRIX    TISSUE
                                       QC BATCH      DX021 1
                               EXTRACTION DATE       6-7-95
                                 ANALYSIS DATE       7-19-95
                                                          Conc           EDL           LMCL          DBQual
                                Compound Name             (pg/g)         (pg1g)        (pg/g)
                                     2,3,7,8-TCDF         7.86           0.20          4.29          DB225
                                  1,2,3,7,8-PeCDF                        0.73          21.4             ND
                                  2,3,4,7,8-PeCDF                        0.88          21.4             ND
                               1,2,3,4,7,8-HxCDF                         0.36          21.4             ND
                               1,2,3,6,7,8-HxCDF                         0.35          21.4             ND
                               2,3,4,6,7,8-HxCDF                         0.43          21.4             ND
                               1,2,3,7,8,9-HxCDF                         0.53          21.4             ND
                             1,2,3,4,6,7,8-HpCDF                         0.37          21.4             ND
                             1,2,3,4,7,8,9-HpCDF                         0.41          21.4             ND
                                             OCDF                        0.58          42.9             ND


                                    2,3,7,8-TCDD                         0.74          4.29             ND
                                 1,2,3,7,8-PeCDD                         1.34          21.4             ND
                               1,2,3,4,7,8-HxCDD                         0.52          21.4             ND
                               1,2,3,6,7,8-HxCDD                         0.55          21.4             ND
                               1,2,3,7,8,9-HxCDD                         0.56          21.4             ND
                             1,2,3@,4,6,7,8-HpCDD         11.2           0.52          21.4             1
                                            OCDD                         48.6          42.9             ND
                                Internal Standard      % Recov        DB Qual
                                    %   Recoveries
                               13C-2,3,7,8-TCDF           80
                             13C-1,2,3,7,8-PeCDF          95
                             13C-2,3,4,7,8-PeCDF          98
                         13C-1,2,3,4,7,9-HxCDF            73
                         13C-1,2,3,6,7,8-HxCDF            73
                         13C-2,3,4,6,7,8-HxCDF            72
                         13C-1,2,3,7,8,9-HxCDF            80
                        13C-1,2,3,4,6,7,8-HpCDF           85
                       13C-1,2,3,4,7,8,9-                 102
                                           ,VpCDF

                               13C-2,3,7,8-TCDD           42
                            13C-1,2,3,7,8-PeCDD           96
                         13C-1,2,3,4,7,8-HxCDD            84
                         13C-1,2,3,6,7,8-HxCDD            82
                         3C-1,2,3,4,6,7,8-HpCDD           90
                                       13C-OCDD           78


                   GERG/TAMU                                                                               Date: 8/9/95








                                                          PCDD/PCDF Analysis                                           Page 14


                                   CLIENT NAME        NOAA
                                 PROJECT NAME         NS&T Year 10
                         PURCHASE ORDER NO.           West Coast Samples

                                 LAB SAMPLE ID        K9387                      Q10611
                              CLIENT SAMPLE ID        ABWJ                       ABWJ
                       INSTRUMENT DATA FILE           50719LCA01-S9              50719LCA01-S16
                                   WET WEIGHT         10.60                      10.15
                                    DRY WEIGHT        2.42                       2.33
                               PERCENT SOLIDS         22.8.1                     22.99
                          CALCULATION BASIS           DRY                        DRY
                                   SAMPLE TYPE        SAMP                       DUP
                                          MATRIX      TISSUE                     TISSUE
                                      QC BATCH        DX021 1                    DX021 1
                              EXTRACTION DATE         6-7-95                     6-7-95
                                ANALYSIS DATE         7-19-95                    7-19-95
                                                         Conc                       Conc          RPD           DB
                                Compound Name            (pg/g)                     (pg/g)        M            Qual
                                  . 2,3,7,8-TCDF         7.97                       7.86           1
                                 1,2,3,7,8-PeCDF
                                 2,3,4,7,8-PeCDF         1.87
                              1,2,3,4,7,8-HxCDF
                              1,2,3,6,7,8-HxCDF
                              2,3,4,6,7,8-HxCDF
                              1,2,3,7,8,9-HxCDF          1.77
                            1,2,3,4,6,7,8-HpCDF
                            1,2,3,4,7,8,9-HpCDF
                                             OCDF        3.13


                                    2,3,7,8-TCDD         0.63
                                 1,2,3,7,8-PeCDD
                              1,2,3,4,7,8-HxCDD
                              1,2,3,6,7,8-HxCDD
                              1,2,3,7,8,9-HxCDD
                            1,2,3,4,6,7,8-HpCDD          9.36                       11.2          17
                                            OCDD         43.9
                               Internal  Standard
                                   % Aecoveries
                              13C-2,3,7,,8-TCDF
                            13C-1,2,3,7,8-PeCDF
                            13C-2,3,4,7,8-PeCDF
                         13C-1,2,3,4,7,8-HxCDF
                         13C-1,2,3,6,7,8-HxCDF
                         13C-2,3,4,6,7,8-HxCDF
                         13C-1,2,3,7,8,9-HxCDF
                       13C-1,2,3,4,6,7,8-HpCDF
                       13C-1,2,3,4,7,8,9-),ApCDF

                              13C-2,3,7,8-TCDD
                           13C-1,2,3,7,8-PeCDD
                         13C-1,2,3,4,7,8-HxCDD
                        13C-1,2,3,6,7,8-HxCDD
                        3C-1,2,3,4,6,7,8-HpCDD
                                       13C-OCDD


                  GERG/TAMU                                                                                     Date: 819/95







                                                              PCDD/PCDF Analysis                                           Page 15



                                        CLIENT NAME        NOAA
                                     PROJECT NAME          NS&T Year 10
                             PURCHASE ORDER NO.            West Coast Samples

                                      LAB SAMPLE ID        Q1 0613
                                   CLIENT SAMPLE ID        ABWJ
                           INSTRUMENT DATA FILE            50719LCA01 -S1 8
                                        WET WEIGHT         10.22
                                        DRY WEIGHT         2.44
                                    PERCENT SOLIDS         23.83
                              CALCULATION BASIS            DRY
                                       SAMPLE TYPE         MS
                                               MATRIX      TISSUE
                                           QC BATCH        DX0211
                                   EXTRACTION DATE         6-7-95
                                    ANALYSIS DATE          7-19-95
                                                                  Conc          EDL             LMCL           DBQual
                                    Compound Name                 (pg/g)        (pg/g)          (pg/g)
                                      I 2,3,7,8-TCDF              416           0.14            4.11           DB225
                                      1,2,3,7,8-PeCDF             1979          8.26            20.5
                                      2,3,4,7,8-.PeCDF            2184          9.66            20.5
                                   1,2,3,4,7,8-HxCDF              1798          0.92            20.5
                                   1,2,3,6,7,8-HxCDF              1857          0.89            20.5
                                   2,3,4,6,7,8-HxCDF              1878          1.11            20.5
                                   1,2,3,7,8,9-HxCDF              1782          1.37            20.5
                                 1,2,3,4,6,7,8-HpCDF              1943          0.44            20.5
                                 1,2,3,4,7,8,9-HpCDF              1890          0.43            20.5
                                                  OCDF            4105          0.39            41.1


                                        2,3,7,8-TCDD              288           0.14            4.11
                                     1,2,3,7,8-PeCDD              1887          1.23            20.5
                                   1,2,3,4,7,8-HxCDD              1827          0.40            20.5
                                   1@2,3,6,7,8-HxCDD              1824          0.42            20.5
                                   1,2,3,7,8,9-HxCDD              1894          0.43            20.5
                                1,2A4,6,7,8-HpCDD                 1687          0.23            20.5
                                                 OCDD             3103          0.47            41.1
                                   Internal Standard          %   Recov       DB Qual
                                       ' 61o Recoveries
                                   13C-2,3,7,8-TCDF               71
                                13C-1,2,3,7,8-PeCDF               95
                                13C-2,3,4,7-18-PeCDF              98
                            13C-1,2,3,4,7,8-HxCDF                 71
                            13C-1,2,3,6,7,8-HxCDF                 67
                            13C-2,3,4,6,7,8-HxCDF                 70
                            13C-1,2,3,7,8,9@HxCDF                 76
                           13C-1,2,3,4,6,7,8-HpCDF                83
                           13C-1,2,3,4,7,8,9,;HpCDF               108


                                   13C-2,3,7,8-TCDD               90
                                13C-1,2,3,7,8-PeCDD               91
                            13C-1,2,3,4,7,8-HxCDD                 76
                            13C-1,2,3,6,7,8-HxCDD                 75
                            3C-1,2,3,4,6,7,8-HpCDD                97
                                            13C-OCDD              91


                     GERG/TAMU                                                                                       Date: 8/9/95








                                                             PCDD/PCDF Analysis                                             Page 16


                                     CLIENT NAME        NOAA
                                   PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.            West Coast Samples

                                   LAB SAMPLE ID        K9387                       010613
                                CLIENT SAMPLE ID        ABWJ                        ABWJI
                         INSTRUMENT DATA FILE           50719LCA01-S9               50719LCAOI-SlS
                                      WET WEIGHT        10.60                       10.22
                                      DRY WEIGHT        2.42                        2.44
                                 PERCENT SOLIDS         22.8.1                      23.83
                            CALCULATION BASIS           DRY                         DRY
                                     SAMPLE TYPE        SAMP                        IVIS
                                             MATRIX     TISSUE                      TISSUE
                                        QC BATCH        DX0211                      DX0211
                                EXTRACTION DATE         6-7-95                      6-7-95
                                  ANALYSIS DATE         7-19-95                     7-19-95
                                                            Conc      Spike Amnt        Conc         Recov           DB
                                  Compound Name             fpg1g)         (pg/g)       (pg/g)         (%)          Qual
                                       2,3,7,8-TCDF         7.97           329          416            124
                                   1,2,3,7,8-PeCDF                         1643         1979           120
                                   2,3,4,7,8-PeCDF          1.87           1643         2184           133           Q
                                1,2,3,4,7,8-HxCDF                          1643         1798           109
                                1,2,3,6,7,8-HxCDF                          1643         1857           113
                                2,3,4,6,7,8-HxCDF                          1643         1878           114
                                1,2,3,7,8,9-HxCDF           1.77           1643         1782           108
                                                                           1643         1943           118
                              1,2,3,4,6,7,8-HpCDF
                              1,2,3,4,7,8,9-HpCDF                          1643         1890           115
                                               OCDF         3.13           3285         4105           125


                                      2,3,7,8-TCDD          0.63           329          288            88
                                   1,2,3,7,8-PeCDD                         1643         1887           115
                                1,2,3,4,7,8-HxCDD                          1643         1827           ill
                                l,Z,3,6,7,8-HxCD[)                         1643         1824           ill
                                1,2,3,7,8,9-HxCDD                          1643         1894           115
                              1,2,3,4,6,7,8-HpCDD           9.36           1643         1687           102
                                               OCDD         43.9           3285         3103           93
                                 Internal, Standard
                                       -/.'kecoveries
                                13C-2,3,7,8-TCDF
                             13C-1,2,3,7,8-PeCDF
                              13C-2,3,4,7,8-PeCDF
                          13C- 1,2,3,4,7,8-HxCDF
                           13C-1,2,3,6,7,8-HxCDF
                           13C-2,3,4,6,7,8-HxCDF
                           13C-1,2,3,7,8,9-HxCDF
                        13C-1,2,3,4,6,7,8-HpCDF
                       13C- l,2,3,4,7,8,9-,@HjpCDF

                                13C-2,3,7,8-TCDD
                             13C-1,2,3,7,8-PeCDD
                          l3C-l,2,3,4,7,8-HxCDD
                          13C-1,2,3,6,7,8-HxCDD
                         3C-1,2,3,4,6,7,8-HpCDD
                                         13C-OCDD


                   GERG/TAMLI                                                                                        Date: 819/95







                                                         PCDD/PCDF Analysis                                       Page 17



                                    CLIENT NAME       NOAA
                                  PROJECT NAME        NS&T Year 10
                           PURCHASE ORDER NO.         West Coast Samples

                                  LAB SAMPLE ID       Q1 0614
                               CLIENT SAMPLE ID       ABWJ
                         INSTRUMENT DATA FILE         50719LCA01-S19
                                     WET WEIGHT       10.06
                                     DRY WEIGHT       2.39
                                 PERCENT SOLIDS       23.71
                            CALCULATION BASIS         DRY
                                    SAMPLE TYPE       MSD
                                           MATRIX     TISSUE
                                       QC BATCH       DX021 1
                               EXTRACTION DATE        6-7-95
                                 ANALYSIS DATE        7-19-95
                                                            Conc          EDL           LMCL          DBQual
                                 Compound Name              (pg/g)        (pgg)         (pg/g)
                                      2,3,7,8-TCDF          422           0.23          4.19           DB225
                                   1,2,3,7,8-PeCDF          1988          6.59          21.0
                                  2,3,4,7,8-PeCDF           2237          8.39          21.0
                               1,2,3,4,7,8-HxCDF            1864          0.99          21.0
                               1,2,3,6,7,8-HxCDF            1776          0.90          21.0
                               2,3,4,6,7,8-HxCDF            1858          1.14          21.0
                               1,2,3,7,8,9-HxCDF            1791          1.54          21.0
                              1,2,3,4,6,7,8-HpCDF           1920          0.81          21.0
                              1,2,3,4,7,8,9-HpCDF           1868          0.86          21.0
                                             OCDF           4197          0.48          41.9


                                     2,3,7,8-TCDD           306           0.34          4.19
                                  1,2,3,7,8-PeCDD           1989          0.97          21.0
                               1,2,3,4,7,8-HxCDD            1812          0.75          21.0
                               1 12,3,6,7,8-HxCDD           1936          0.76          21.0
                               1,2,3,7,8,9-HxCDD            1932          0.78          21.0
                             1,2,1,4,6,7,8-HpCDD            1592          0.61          21.0
                                             OCDD           3088          0*59          41*9
                                Internal Standard       % Recov         DB Qual
                                    A@ Recoveries
                               13C-2,3,7,8-TCDF             59
                             13C-1,2,3,7,8-PeCDF            84
                             13C-2,3,4,71-8-PeCDF           80
                           13C-1,2,3,4,7,8-HxCDF            59
                           13C-1,2,3,6,7,8-HxCDF            61
                           13C-2,3,4,6,7,8-HxCDF            60
                           13C-1,2,3,7,8,9@HxCDF            62
                         13C-1,2,3,4,6,7,8-HpCDF            69
                         13C-1,2,3,4,7,8,9-,HpCDF           82


                               13C-2,3,7,8-TCDD             68
                             13C-1,2,3,7,8-PeCDD            77
                           13C-1,2,3,4,7,8-HxCDD            63
                          13C-1,2,3,6,7,8-HxCDD             63
                          3C-1,2,3,4,6,7,8-HpCDD            78
                                        13C-OCDD            66


                   GERGITAMU                                                                                Date: 8/9/95








                                                             PCDD/PCDF Analysis                                            Page 18


                                     CLIENT NAME        NOAA
                                  PROJECT NAME          NS&T Year 10
                          PURCHASE ORDER NO.            West Coast Samples

                                   LAB SAMPLE ID        K9387                       Ql 0614
                                CLIENT SAMPLE ID        ABWJ                        ABWJ
                        INSTRUMENT DATA FILE            50719LCA01-S9               507191-CA01-S19
                                     WET WEIGHT         10.60                       10.06
                                      DRY WEIGHT        2.42                        2.39
                                 PERCENT SOLIDS         22.8.1                      23.71
                           CALCULATION BASIS            DRY                         DRY
                                    SAMPLE TYPE         SAMP                        MSD
                                            MATRIX      TISSUE                      TISSUE
                                        OC BATCH        DX0211                      DX0211
                                EXTRACTION DATE         6-7-95                      6-7-95
                                 ANALYSIS DATE          7-19-95                     7-19-95
                                                           Conc       Spike Amnt       Conc         Recov           DB
                                 Compound Name             (pg/g)         (pg/g)       (pg/g)         M            Qual
                                      2,3,7,8-TCDF         7.97           335          422            123
                                   1,2,3,7,8-PeCDF                        1677         1988           119
                                   2,3,4,7,87PeCDF         1.87           1677         2237           133            Q
                                1,2,3,4,7,8-HxCDF                         1677         1864           ill
                                1,2,3,6,7,8-HxCDF                         1677         1776           106
                                2,3,4,6,7,8-HxCDF                         1677         1858           i'll
                                1,2,3,7,8,9-HxCDF          1.77           1677         1791           107
                              1,2,3,4,6,7,8-HpCDF                         1677         1920           114
                              1,2,3,4,7,8,9-HpCDF                         1677         1868           ill
                                               OCDF        3.13           3354         4197           125


                                      2,3,7,8-TCDD         0.63           335          306            91
                                  1,2,3,7,8-PeCDD                         1677         1989           119
                                1,2,3,4,7,8-HxCDD                         1677         1812           108
                                1,2,3,6,7,8-HxCDD                         1677         1936           115
                                1,2,3,7,8,9-HxCDD                         1677         1932           115
                             1,2,3,4,6,7,8-HpCDD           9.36           1677         1592           94
                                              OCDD         43.9           3354         3088           91
                                Internal. Standard
                                      %'@ecoveries
                                13C-2,3,7,8-TCDF
                             13C-1,2,3,7,8-PeCDF
                             13C-2,3,4,7,8-PeCDF
                          13C-1,2,3,4,7,8-HxCDF
                          13C-1,2,3,6,7,8-HxCDF
                          13C-2,3,4,6,7,8-HxCDF
                          13C-1,2,3,7,8,9-HxCDF
                        13C-1,2,3,4,6,7,8-HpCDF
                        13C-1,2,3,4,7,8,9.HpCDF


                                13C-2,3,7,8-TCDD
                             13C-1,2,3,7,8-PeCDD
                          13C-1,2,3,4,7,8-HxCDD
                          13C-1,2,3,6,7,8-HxCDD
                         3C-1,2,3,4,6,7,8-HpCDD
                                         13C-OCDD


                   GERG/TAMU                                                                                         Date: 8/9/95







                                                            PCDD/PCDF Analysis                                           Page 19



                                     CLIENT NAME        NOAA
                                  PROJECT NAME          NS&T Year 10
                          PURCHASE ORDER NO.            West Coast Samples

                                   LAB SAMPLE ID        Q1 0613                    Q10614
                               CLIENT SAMPLE ID         ABWJ                       ABWJ
                         INSTRUMENT DATA FILE           50719LCA01-S18             50719LCA01 -S 19
                                     WET WEIGHT         10.22                      10.06
                                     DRY WEIGHT         2.44                       2.39
                                 PERCENT SOLIDS         23.83                      23.71
                           CALCULATION BASIS            DRY                        DRY
                                    SAMPLE TYPE         MS                         MSD
                                            MATRIX      TISSUE                     TISSUE
                                        QC BATCH        DX021 1                    DX021 1
                               EXTRACTION DATE          6-7-95                     6-7-95
                                 ANALYSIS DATE          7-19-95                    7-19-95
                                                           Conc                       Conc             RPD         DB
                                 Compound Name             (pg/g)                     (pg/g)           M          Qual
                                      2,3,7,8-TCDF         416                        422              1
                                   1,2,3,7,8-PeCDF         1979                       1988             0
                                  2,3,4,7,8-PeCDF          2184                       2237             2
                               1,2,3,4,7,8-HxCDF           1798                       1864             4
                               1,2,3,6,7,8-HxCDF           1857                       1776             4
                               2,3,4,6,7,8-HxCDF           1878                       1858             1
                               1,2,3,7,8,9-HxCDF           1782                       1791             1
                              1,2,3,4,6,7,8-HpCDF          1943                       1920             1
                              1,2,3,4,7,8,9-HpCDF          1890                       1868             1
                                              OCDF         4105                       4197             2


                                     2,3,7,8-TCDD          288                        306              6
                                  1,2,3,7,8-PeCDD          1887                       1989             5
                               1,2,3,4,7,8-HxCDD           1827                       1812             1
                               1,21,3,6,7,8-HxCDD          1824                       1936             6
                               1,2,3,7,8,9-HxCDD           1894                       1932             2
                             1,2,3,-k,6,7,8-HpCDD          1687                       1592             6
                                              OCDD         3103                       3088             0
                                Internal. Standard
                                      %'@ecoveries
                               13C-2,3,7,8-TCDF
                             13C-1,2,3,7,8-PeCDF
                             13C-2,3,4,7,8-PeCDF
                         13C-1,2,3,4,7,8-HxCDF
                         13C-1,2,3,6,7,8-HxCDF
                         13C-2,3,4,6,7,8-HxCDF
                         13C-1,2,3,7,8,9-HxCDF
                        13C-1,2,3,4,6,7,8-HpCDF
                        13C-1,2,3,4,7,8,9-;I.JpCDF
                                           '. I

                               13C-2,3,7,8-TCDD
                            13C-1,2,3,7,8-PeCDD
                         13C-1,2,3,4,7,8-HxCDD
                         13C-1,2,3,6,7,8-HxCDD
                         3C-1,2,3,4,6,7,8-HpCDD
                                        13C-OCDD


                   GERG/TAMU                                                                                       Date: 8/9/95








                                                         PCDD/PCDF Analysis                                          Page 20


                                    CLIENT NAME        NOAA
                                  PROJECT NAME         NS&T Year 10
                          PURCHASE ORDER NO.           West Coast Samples

                                  LAB SAMPLE ID        Q10533
                               CLIENT SAMPLE ID
                         INSTRUMENT DATA FILE          50719LCA01-S17
                                     WET WEIGHT        8.83
                                     DRY WEIGHT
                                PERCENT SOLIDS
                           CALCULATION BASIS           WET
                                    SAMPLE TYPE        SRM CARP-1
                                            MATRIX     TISSUE
                                        QC BATCH       DX021 1
                               EXTRACTION DATE         6-7-95
                                 ANALYSIS DATE         7-19-95
                                                           Conc             EDL           LMCL           DBOual
                                 Compound Name             (pg/g)         (pg/g)          (pg/g)
                                      2,3,7,8-TCDF         13.0           0.04            1.13           DB225
                                   1,2,3,7,8-PeCDF         5.19           0.54            5.66
                                  2,3,4,7,8-PeCDF          14.2           0.60            5.66
                               1,2,3,4,7,8-HxCDF           3.88           0.30            5.66
                               1,2,3,6,7,8-HxCDF           2.66           0.28            5.66
                               2,3,4,6,7,8-HxCDF           1.83           0.33            5.66
                               1,2,3,7,8,9-HxCDF                          0.46            5.66             ND
                              1,2,3,4,6,7,8-HpCDF          5.42           0.26            5.66              1
                              1,2,3,4,7,8,9-HpCDF                         0.27            5.66             ND
                                              OCDF                        0.23            11.3             ND


                                     2,3,7,8-TCDD          6.02           0.07            1.13
                                  1,2,3,7,8-PeCDD          5.26           0.18            5.66
                               1,2,3,4,7,8-HxCDD           2.77           0.30            5.66
                               1)2,3,6,7,8-HxCDD           6.13           0.33            5.66
                               1,2,3,7,8,9-HxCDD                          0.33            5.66             ND
                             1,2,J,4,6,7,8-HpCDD           6.29           0.15            5.66
                                             OCDD          4.68           0.25            11.3              1
                                Internal Standard        % Recov         DB Qual
                                     O@o Recoveries
                               13C-2,3,7,8-TCDF             61
                             13C-1,2,3,7,8-PeCDF            73
                             13C-2,3,4,7;8-PeCDF            77
                          13C-1,2,3,4,7,8-HxCDF             56
                          13C-1,2,3,6,7,8-HxCDF             57
                          13C-2,3,4,6,7,8-HxCDF             60
                          13C-1,2,3,7,8,9-HxCDF             64
                        13C-1,2,3,4,6,7,8-HpCDF             68
                        13C-1,2,3,4,7,8,,9z;HpCDF           80

                               13C-2,3,7,8-TCDD             70
                             13C-1,2,3,7,8-PeCDD            73
                          13C-1,2,3,4,7,8-HxCDD             66
                          13C-1,2,3,6,7,8-HxCDD             62
                         3C-1,2,3,4,6,7,8-HpCDD             68
                                        13C-OCDD            56


                   GERG/TAMU                                                                                   Date: 8/9/95







                                                      PCDD/PCDF Analysis                                   Page 21



                                          CLIENT NAME      NOAA
                                        PROJECT NAME       NS&T Year 10
                                 PURCHASE ORDER NO.        West Coast Samples

                                        LAB SAMPLE ID      Q1 0533          CARP-1
                                     CLIENT SAMPLE ID
                               INSTRUMENT DATA FILE        50719LCA01-S17
                                           WET WEIGHT      8.83
                                           DRY WEIGHT
                                       PERCENT SOLIDS
                                  CALCULATION BASIS        WET
                                          SAMPLE TYPE      SRM CARP- I      SRM
                                                 MATRIX    TISSUE           TISSUE
                                             QC BATCH      DX021 1
                                     EXTRACTION DATE       6-7-95
                                       ANALYSIS DATE       7-19-95
                                                              Conc    Concensus Conc.       Recy
                                       Compound Name          (pg/g)            (pg/g)      M
                                            2,3,7,8-TCDF      13.0              11.9        109
                                         1,2,3,7,8-PeCDF      5.19              5.0         104
                                        2,3,4,7,8-PeCDF       14.2
                                     1,2,3,4,7,8-HxCDF        3.88
                                     1,2,3,6,7,8-HxCDF        2.66
                                     2,3,4,6,7,8-HxCDF        1.83
                                     1,2,3,7,8,9-HxCDF
                                    1,2,3,4,6,7,8-HpCDF       5.42
                                   1, 2,3,4,7,8,9-HpCDF
                                                   OCDF


                                           2,3,7,8-TCDD       6.02              6.6         91
                                        1,2,3,7,8-PeCDD       5.26              4.4         120
                                     1,2,3,4,7,8-HxCDD        2.77              1.9         146
                                     1,2,3,6,7,8-HxCDD        6.13              5.6         109
                                     1,2,3,7,8,9-HxCDD                          0.7
                                    1,2,3,4,6,7,8-HpCDD       6.29              6.5         97
                                                   OCDD       4.68              6.3         74
                                       Internal Standard
                                           % Recoveries
                                     .1 3C-2,3,7,8-TCDF
                                    13C-1,2,3,7,8-PeCDF
                                    13C-2,3,4,7,8-PeCDF
                                 13C-1,2,3,4,7,8-HxCDF
                                 13C-1,2,3,6,7,8-HxCDF
                                 13C-2,3,4,6,7,8-HxCDF
                                 13C-1,2,3,7,8,9-HxCDF
                               13C-1,2,3,4,6,7,8-HpCDF
                               13C-1,2,3,4,7,8,9-HpCDF


                                     13C-2,3,7,8-TCDD
                                   13C-1,2,3,7,8-PeCDD
                                 13C-1,2,3,4,7,8-HxCDD
                                 13C-1,2,3,6,7,8-HxCDD
                                3C-1,2,3,4,6,7,8-HpCDD
                                              13C-OCDD


                  GERG/TAMU                                                                           Date: 8/9/95




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