[Federal Register Volume 74, Number 230 (Wednesday, December 2, 2009)]
[Rules and Regulations]
[Pages 63069-63070]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: Z9-27044]
ENVIRONMENTAL PROTECTION AGENCY
40 CFR Part 141
[EPA-HQ-OW-2009-0707; FRL-8979-5]
Expedited Approval of Alternative Test Procedures for the
Analysis of Contaminants Under the Safe Drinking Water Act; Analysis
and Sampling Procedures
Correction
In rule document E9-27044 beginning on page 57908 in the issue of
November 10, 2009, make the following correction:
1. On page 57915, the second table should appear as follows:
Alternative Testing Methods for Contaminants Listed at 40 CFR 141.21(f)(6)
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Organism Methodology SM 20th edition \6\ SM 21st edition \1\ SM online \3\ Other
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E. coli....................... ONPG-MUG Test.... 9223 B 9223 B 9223 B-97 .............................
Modified Colitag \TM\ \13\
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2. On page 57917, the first table should appear as follows:
[[Page 63070]]
Alternative Testing Methods for Contaminants Listed at 40 CFR 141.131(b)(1)
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Contaminant Methodology EPA method ASTM \4\ SM 21st edition \1\
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* * * * * *
HAA5............................... LLE (diazomethane)/GC/ ........................... .......................... 6251 B
ECD.
Ion Chromatography 557 \14\ .......................... ..................................
Electrospray
Ionization Tandem
Mass Spectrometry (IC-
ESI-MS/MS).
Bromate............................ Two-Dimensional Ion 302.0 \18\ .......................... ..................................
Chromatography (IC).
Ion Chromatography 557 \14\ .......................... ..................................
Electrospray
Ionization Tandem
Mass Spectrometry (IC-
ESI-MS/MS).
Chemically Suppressed ........................... D 6581-08 A ..................................
Ion Chromatography.
Electrolytically ........................... D 6581-08 B ..................................
Suppressed Ion
Chromatography.
Chlorite........................... Chemically Suppressed ........................... D 6581-08 A ..................................
Ion Chromatography.
Electrolytically ........................... D 6581-08 B ..................................
Suppressed Ion
Chromatography.
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3. On page 57917, the fourth table heading, Alternative Testing
Methods With MRL > 0.0010 mg/L for Monitoring Listed at 40 CFR
141.132(b)(3)(ii)(B) should read Alternative Testing Methods With MRL
<= 0.0010 mg/L for Monitoring Listed at 40 CFR 141.132(b)(3)(ii)(B).
4. On page 57918, the table should appear as follows:
Alternative Testing Methods for Contaminants Listed at 40 CFR 143.4(b)
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Contaminant Methodology EPA Method ASTM \4\ SM 21st edition \1\ SM Online \3\
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* * * * * * *
Sulfate................. Ion Chromatography. ........................ ........................ 4110 B ...........................
Gravimetric with ........................ ........................ 4500-SO4-2 C 4500-SO4-2 C-97
ignition of
residue.
Gravimetric with ........................ ........................ 4500-SO4-2 D 4500-SO4-2 D-97
drying of residue.
Turbidimetric ........................ D 516-07 4500-SO4-2 E 4500-SO4-2 E-97
method.
Automated ........................ ........................ 4500-SO4-2 F 4500-SO4-2 F-97
methylthymol blue
method.
* * * * * * *
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[FR Doc. Z9-27044 Filed 12-1-09; 8:45 am]
BILLING CODE 1505-01-D