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U.S. Department of Health and Human Services

Inventory of Effective Food Contact Substance (FCS) Notifications

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FCN No. 109

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Food Contact Substance:  ((1,2,5,6-eta.) -1,5-cyclooctadiene) bis((4-(trimethylsilyl) phenyl)ethynyl)-platinum (CAS Reg. No. 234112-62-0).
Notifier:  Wacker Silicones Corporation
Manufacturer:  Wacker Silicones Corporation
Intended Use:  The platinum catalyst is used at low levels in the polymerization of precursors leading to the formation of silicone elastomers in repeated-use applications that contact food.
Effective Date:  01/24/2001
Limitations/Specifications:  1. The platinum-containing catalyst will be present in the finished elastomer at a maximum level of 36 ppm (w) corresponding to 11 ppm platinum. 2. The platinum catalyst itself will not come in contact with food.
Environmental Impact Decisions:  Environmental Decisions Site