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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. 444

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Food Contact Substance:  Poly(isophthaloyl chloride/m-phenylenediamine) (CAS Reg. No. 25765-47-3)
Notifier:  E.I. du Pont de Nemours and Company, Inc.
Manufacturer:  E.I. du Pont de Nemours and Company, Inc.
Intended Use:  For use as a microwave susceptor base material in aramid paper having a maximum basis weight of 20 pounds per 1000 square feet.
Effective Date:  08/04/2004
Limitations/Specifications:  The FCS may be used at levels not to exceed 50 percent by weight in a mixture with poly(terephthaloyl chloride/p-phenylenediamine)(CAS Reg. No. 26125-61-1). The finished paper may be used under microwave susceptor conditions in contact with all food types as defined in Table 1.
Environmental Impact Decisions:  Environmental Decisions Site