SW-846 Test Method 3665A: Sulfuric Acid/Permanganate Cleanup

This document discusses the method for the rigorous cleanup of sample extracts prior to analysis for polychlorinated biphenyls (PCBs) whenever elevated baselines or overly complex chromatograms prevent accurate quantitation.

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Method 3665A: Sulfuric Acid/Permanganate Cleanup, part of Test Methods for Evaluating Solid Waste, Physical/Chemical Methods (PDF)(5 pp, 41 K, December 1996)