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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. 181

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Food Contact Substance:  Benzenepropanoic acid, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-,octadecyl ester (CAS Reg. No. 2082-79-3). The FCS is also known as octadecyl 3,5-di-tert-butyl-4-hydroxyhydrocinnamate.
Notifier:  Ciba Specialty Chemicals
Manufacturer:  BASF Corporation
Intended Use:  As a stabilizer for flexible polyvinyl chloride (PVC). The FCS is added to vinyl chloride monomer during the polymerization process.
Effective Date:  01/15/2002
Limitations/Specifications:  For use as a stabilizer, at levels not to exceed 0.006 percent by weight of the flexible polyvinyl chloride film intended for use in contact with food types I, II, IV-B, VI-B, VII-B and VIII, under Conditions of Use A through H , as described in Tables 1 and 2 respectively. The maximum thickness of the film shall not exceed 1 mil.
Environmental Impact Decisions:  Environmental Decisions Site