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U.S. Department of Health and Human Services

Inventory of Environmental Impact Decisions for Food Contact Substance Notifications
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FCN No. 404

Food Contact Substance: 4,4'-[Isopropylidenebis(p-phenyleneoxy)]diphthalic dianhydride/4,4'-diaminodiphenyl sulfone copolymer (CAS Reg. No. 77699-82-2).
Environmental Assessment NEPA Submission: Categorical Exclusion 25.32(j)
FDA Decision: Categorical Exclusion Memo
FCN Premarket Authorization Issued: FCN description

More about Environmental Decisions and Definitions of Environmental Terms.
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