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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. 320

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Food Contact Substance:  Copolymer of 2-Imidazolidinone, 1,3-diethenyl-,polymer with 1-ethenyl-1H-imidazole and 1-ethenyl-2-pyrrolidinone (CAS Reg. No. 87865-40-5).
Notifier:  BASF Corporation
Manufacturer:  BASF Corporation
Intended Use:  For the removal of heavy metal ions and sulfides from alcoholic beverages, including beer and wine.
Effective Date:  07/05/2003
Limitations/Specifications:  The polymer is intended to be added directly to alcoholic beverages during the maturation process at levels not to exceed 80 grams per 100 liters of beverage. The polymer is to be completely removed from the beverage by filtration and is limited to single use applications.
Environmental Impact Decisions:  Environmental Decisions Site