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U.S. Department of Health and Human Services

Inventory of Final Environmental Impact Decisions for Food Contact Notifications

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FCN No. 416

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Food Contact Substance:  Diphosphoric acid, polymers with ethoxylated reduced methyl esters of reduced polymerized oxidized tetrafluoroethylene. This substance is also known as phosphate esters of ethoxylated perfluoroether, prepared by reaction of ethoxylated perfluoroether diol with phosphorous pentoxide or pyrophosphoric acid.
Environmental Requirement:  Cat Ex 25.32(i)
FDA Decision:  Cat Ex Memo