40 CFR 141.111 - Treatment techniques for acrylamide and epichlorohydrin.
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Each public water system must certify annually in writing to the State (using third party or manufacturer's certification) that when acrylamide and epichlorohydrin are used in drinking water systems, the combination (or product) of dose and monomer level does not exceed the levels specified as follows:
Acrylamide=0.05% dosed at 1 ppm (or equivalent)
Epichlorohydrin=0.01% dosed at 20 ppm (or equivalent)
Certifications can rely on manufacturers or third parties, as approved by the State.
Title 40 published on 2014-07-01
no entries appear in the Federal Register after this date.