R444-14-4. Analytical Methods

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(1) The department may only approve a certified laboratory to analyze an analyte by specific method. The department may approve a certified laboratory for an analyte using methods described in the July 1, 1992 through 2010, editions of 40 CFR Parts 141, 142, and 143 (Safe Drinking Water Act); 40 CFR Parts 136 and 503.8 (Clean Water Act); 40 CFR Parts 260 and 261 (Resource Conservation and Recovery Act).

(2) In analyzing a sample for compliance with the Safe Drinking Water Act, the Clean Water Act, or the Resource Conservation and Recovery Act, a certified laboratory must follow the method that it reports on its final report to have used.

                    
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