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U.S. Department of Health and Human Services

Threshold of Regulation (TOR) Exemptions

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TOR number 1997-008

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: Acetone
Use Limitations*: As a blowing agent at levels up to 1.1% by weight in the manufacture of polystyrene food-contact articles.
Requestor: Carter, Ledyard and Milburn on behalf of Sweetheart Cup Co.

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

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