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U.S. Department of Health and Human Services

Threshold of Regulation (TOR) Exemptions

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TOR number 2009-001

Threshold of Regulation Exemptions are generally applicable and are effective for the food contact substance (FCS) for the listed intended use regardless of manufacturer or supplier.
Food Contact Substance: Polysiloxane (dimethyl, 3-hydroxypropyl methyl), ethoxylated propoxylated, polymer with hexamethylenediisocyanate, which is the reaction product resulting from a mixture of two polymeric starting materials with hexamethylenediisocyanate.  
Use Limitations*: The FCS shall be added to the pulp water at a level not to exceed 4 mg/kg of pulp. The food contact substance will act as an antifoaming agent in the production of food contact paper that will contact all types of food.
Requestor: Eric F. Greenberg, P.C. on behalf of Wacker Chemical Corporation  

*For references to food types and conditions of use, see Food Types & Conditions of Use for Food Contact Substances.