[Federal Register Volume 69, Number 2 (Monday, January 5, 2004)]
[Notices]
[Page 373]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 04-100]



[[Page 373]]

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DEPARTMENT OF HEALTH AND HUMAN SERVICES

Public Health Service


National Toxicology Program (NTP) Board of Scientific Counselors 
Technical Reports Review Subcommittee Meeting; Review of Draft NTP 
Technical Reports; Correction

    The table included in the Federal Register notice (68 FR, No. 232 
pp. 67696-67697) published December 3, 2003, had errors in the 
information provided in the column headed Route & Exposure Levels for 
2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD), 3,3',4,4',5-
Pentachlorobiphenyl (PCB 126), 2,3,4,7,8-Pentachlorodibenzo-furan 
(PeCDF) and the Mixture of PCB 126, TCDD, and PeCDF. The corrected 
information is provided below.

------------------------------------------------------------------------
                                                      Route & exposure
      Chemical/CAS No.             Report No.              levels
------------------------------------------------------------------------
2,3,7,8-Tetrachlorodibenzo-p- TR 521..............  Two-year study;
 dioxin (TCDD)/1746-01-6.                            administered by
                                                     gavage at 3-100 ng/
                                                     kg to female
                                                     Sprague-Dawley
                                                     rats.
3,3',4,4',5-                  TR 520..............  Two-year study;
 Pentachlorobiphenyl (PCB                            administered by
 126)/57465-28-8.                                    gavage at 30-1000
                                                     ng/kg to female
                                                     Sprague-Dawley
                                                     rats.
2,3,4,7,8-Pentachlorodibenzo- TR 525..............  Two-year study;
 furan (PeCDF)/57117-31-4.                           administered by
                                                     gavage at 6-200 ng/
                                                     kg to female
                                                     Sprague-Dawley
                                                     rats.
Mixture of PCB 126, TCDD,     TR 526..............  Two-year study;
 and PeCDF.                                          administered by
                                                     gavage at 10-100 ng
                                                     TCDD
                                                     ``equivalents''/kg
                                                     to female Sprague-
                                                     Dawley.
------------------------------------------------------------------------


    Dated: December 19, 2003.
Samuel Wilson,
Deputy Director, National Toxicology Program.
[FR Doc. 04-100 Filed 1-2-04; 8:45 am]
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