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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. 506

 
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Food Contact Substance:  Polyether sulfone-polyphenylene sulfone block copolymer CAS name: [1,1'-Biphenyl]-4,4'-diol, polymer with 1,1'-sulfonylbis(4-chlorobenzene) and 4,4'-sulfonylbis(phenol)
 
Environmental Requirement:  Cat Ex 25.32(j)
 
FDA Decision:  Cat Ex Memo
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