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U.S. Department of Health and Human Services

Threshold of Regulation (TOR) Exemptions

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TOR number 2020-006

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: Silicic acid, sodium salt, reaction product with chlorotrimethylsilane and isopropyl alcohol (CAS Reg. No.: 68988-56-7)
Use Limitations*: For use as a component of wet-end defoamers used in the manufacture of food-contact paper and paperboard at levels of up to 58.5 parts per million (ppm) relative to pulp solids. The food contact substance (FCS) is not intended for use in contact with infant formula or human milk. Such uses were not included as part of the intended use of the substance in the TOR submission.
Requestor: Keller and Heckman LLP, on behalf of Elkem Silicones France SAS

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

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