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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. 404

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Food Contact Substance:  4,4'-[Isopropylidenebis(p-phenyleneoxy)]diphthalic dianhydride/4,4'-diaminodiphenyl sulfone copolymer
Environmental Requirement:  Cat Ex 25.32(j)
FDA Decision:  Cat Ex Memo