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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. 270

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Food Contact Substance:  A silver-zinc-sodium aluminosilicate zeolite containing up to 2.9 percent by weight of silver and 19 percent by weight of zinc. The finished zeolite will also contain small amounts of calcium metaphosphate, zinc oxide and silica.
Notifier:  Ciba Specialty Chemicals Corporation
Manufacturer:  Kanebo Chemical Industries, Ltd.
Intended Use:  As an antimicrobial agent in all types of food-contact polymers.
Effective Date:  12/18/2002
Limitations/Specifications:  The FCS will be used in polyners at levels not to exceed 1.8 percent by weight of the finished polymer. The finished polymers are intended to contact all types of food under Conditions of Use A through H, as described in Table 2.
Environmental Impact Decisions:  Environmental Decisions Site