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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. 292

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Food Contact Substance:  Cross-linked terpolymer of 1-vinylimidazole, 1-vinylpyrrolidone and 1,3-divinylimidazolidinone (CAS Reg. No. 87865-40-5). The FCS is also known as Polyvinylimidazole (PVI).
Notifier:  Gordon Burns and Robert Ellsworth
Manufacturer:  Gusmer-Cellulo Corporation
Intended Use:  As a component of filter media, for removal of metals and sulfides in alcoholic beverages using repeat-usage filtering equipment.
Effective Date:  02/06/2003
Limitations/Specifications:  1. The FCS may only be used in contact with food types VI-A and VI-C as identified in Table 1, under Conditions of Use E as described in Table 2. 2. The FCS is incorporated at a maximum level of 40 percent by weight of the filter media.
Environmental Impact Decisions:  Environmental Decisions Site