Chemours Asks EPA To Correct ‘Flawed’ GenX Toxicological Assessment

The chemical manufacturer Chemours is asking EPA to revise its final toxicity analysis of the per- and polyfluoroalkyl substances (PFAS) known as GenX -- which set the strictest federal toxicity value yet for a perfluorinated chemical -- arguing that it is “flawed” and “overstates” the compound’s human-health risks. Chemours filed a request for correction (RfC) with EPA on March 18, invoking Information Quality Act (IQA) procedures that allow entities to petition federal agencies to correct what they believe is erroneous...