Auto, Medical Device Industries Urge EPA To Assess D4

Auto parts and medical device trade groups are urging EPA to accept a request from the chemical industry to evaluate a siloxane chemical, octamethylcyclotetra-siloxane (D4), as one of the first manufacturer-nominated substances that Congress’ 2016 reform of TSCA allows. “AdvaMed supports the request of the Silicones Environmental, Health and Safety Center (SEHSC) of the American Chemistry Council (ACC) for EPA to conduct a chemical risk evaluation of D4 . . . a critical building block of silicone polymers and as...