subchapter_subject: "FOOD FOR HUMAN CONSUMPTION (CONTINUED)"
part_code: "176"
part_subject: "INDIRECT FOOD ADDITIVES: PAPER AND PAPERBOARD COMPONENTS"
subpart_code: "B"
subpart_subject: "Substances for Use Only as Components of Paper and Paperboard"
section_number: "176.230"
section_subject: "3,5-Dimethyl-1,3,5,2"
cfr_reference: "21 CFR 176.230"
title_name: "Title 21"
title_subject: "Food and Drugs"
parts_covered: "Parts 170 to 199"
revised_date: "Revised as of April 1, 2019"
publication_date: "As of April 1, 2019"
contains_description: "Containing a codification of documents of general applicability and future effect"
publication_info: "Published by the Office of the Federal Register National Archives and Records Administration as a Special Edition of the Federal Register"
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3,5-Dimethyl-1,3,5,2H-tetrahydrothi-adiazine-2-thione may safely be used as a preservative in the manufacture and coating of paper and paperboard intended for use in contact with food in accordance with the following prescribed conditions:
(1)In the manufacture of paper and paperboard as a preservative for substances added to the pulp suspension prior to the sheet-forming operation provided that the preservative is volatilized by heat in the drying and finishing of the paper and paperboard.
(2)As a preservative for coatings for paper and paperboard, Provided, That the preservative is volatilized by heat in the drying and finishing of the coated paper or paperboard.
(b)The quantity used shall not exceed the least amount reasonably required to accomplish the intended technical effect and shall not be intended to nor, in fact, accomplish any physical or technical effect in the food itself.
(c)The use of a preservative in any substance or article subject to any regulation in parts 174, 175, 176, 177, 178 and § 179.45 of this chapter must comply with any specifications and limitations prescribed by such regulation for the substance or article.