EPA sends PFBS toxicity value for OIRA review

January 12, 2021
EPA has sent its “Human Health Toxicity Values” for a per- and polyfluoroalkyl substance (PFAS) known as PFBS to the White House Office of Management and Budget (OMB) for regulatory review, signaling the agency will likely finalize risk values for a PFAS intended to replace older substances the agency has phased out. EPA sent the toxicity values for perfluorobutane sulfonic acid (PFBS) to OMB’s Office of Information and Regulatory Affairs (OIRA) for review Jan. 11, according to OMB’s website ...

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