[Code of Federal Regulations]
[Title 21, Volume 3]
[Revised as of January 1, 2007]
From the U.S. Government Printing Office via GPO Access
[CITE: 21CFR176.230]
[Page 232]
TITLE 21--FOOD AND DRUGS
CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN
SERVICES (CONTINUED)
PART 176 INDIRECT FOOD ADDITIVES: PAPER AND PAPERBOARD COMPONENTS--Table
Subpart B Substances for Use Only as Components of Paper and Paperboard
Sec. 176.230 3,5-Dimethyl-1,3,5,2H-tetrahydrothiadiazine-2-thione.
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:
(a) It is used as follows:
(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 Sec. 179.45 of this
chapter must comply with any specifications and limitations prescribed
by such regulation for the substance or article.
[[Page 233]]
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