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U.S. Department of Health and Human Services

Threshold of Regulation (TOR) Exemptions

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TOR number 2014-002

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: Methyltrimethoxysilane (CAS Reg. No. 1185-55-3) and methyltriethoxysilane (CAS Reg. No. 2031-67-6)
Use Limitations*: For use as monomers in silicone resins complying with 21 CFR 175.300(b)(3)(xxviii). The finished resin will be used in repeat use food contact applications only and should meet the extractives specifications in §175.300(c) and be thoroughly cleansed prior to its first use in contact with food in accordance with §175.300(g).
Requestor: Keller and Heckman, LLP on behalf of Whitford Corporation
Quick links to regulation: 175.300

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