perfluorooctanesulfonic
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U.S. EPA Adopts Expanded Definition of PFAS on Its Drinking Water Contaminants List
On November 2, 2022, U.S. EPA released the pre-publication version of the fifth contaminant candidate list (CCL 5) containing 66 chemicals, 12 microbes, and three chemical groups (per- and polyfluoroalkyl substances (PFAS), cyanotoxins, and disinfection byproducts. Continue reading