EPA Eases Reference Dose For PFDA In Final IRIS Risk Assessment

EPA has finalized its Integrated Risk Information System (IRIS) risk assessment of the ubiquitous PFAS known as perfluorodecanoic acid (PFDA), finding the compound slightly less toxic than in the draft version but concluding exposure is likely to cause the same variety of human health effects as the draft. The chemical, widely used in consumer, commercial and other uses as a flame retardant and surfactant, is one of five per- and polyfluoroalkyl substances (PFAS) reviews the IRIS program has conducted...