['Toxic Substances Control Act - EPA']
['Polychlorinated Biphenyls', 'Toxic Substances - EPA', 'Toxic Subtances Control Act - EPA']
03/11/2024
...
(a) Select applicable method(s) from the following list to extract PCBs and determine the PCB concentration from the standard wipe sample collection medium: SW–846 Method 3540C, Method 3550C, Method 3541, Method 3545A, Method 3546, or Method 8082A (all standards incorporated by reference in §761.19). Modifications to the methods listed in this paragraph or alternative methods not listed may be used if validated under Subpart Q of this part or authorized in a §761.61(c) approval.
(b) Report all PCB sample concentrations in µmg/100 cm2 (16 square inches) of surface sampled. If sampling an area smaller than 100 cm2, report converted sample concentrations in accordance with §761.243(b).
[63 FR 35462 June 29, 1998; 89 FR 59695, Aug. 29, 2023]
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['Toxic Substances Control Act - EPA']
['Polychlorinated Biphenyls', 'Toxic Substances - EPA', 'Toxic Subtances Control Act - EPA']
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