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U.S. Department of Health and Human Services

CFR - Code of Federal Regulations Title 21
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The information on this page is current as of Dec 22, 2023.

For the most up-to-date version of CFR Title 21, go to the Electronic Code of Federal Regulations (eCFR).

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Help | More About 21CFR
[Code of Federal Regulations]
[Title 21, Volume 3]
[CITE: 21CFR172.165]



TITLE 21--FOOD AND DRUGS
CHAPTER I--FOOD AND DRUG ADMINISTRATION
DEPARTMENT OF HEALTH AND HUMAN SERVICES
SUBCHAPTER B - FOOD FOR HUMAN CONSUMPTION (CONTINUED)

PART 172 -- FOOD ADDITIVES PERMITTED FOR DIRECT ADDITION TO FOOD FOR HUMAN CONSUMPTION

Subpart B - Food Preservatives

Sec. 172.165 Quaternary ammonium chloride combination.

The food additive, quaternary ammonium chloride combination, may be safely used in food in accordance with the following conditions:

(a) The additive contains the following compounds: n- dodecyl dimethyl benzyl ammonium chloride (CAS Reg. No. 139-07-1); n- dodecyl dimethyl ethylbenzyl ammonium chloride (CAS Reg. No. 27479-28-3); n- hexadecyl dimethyl benzyl ammonium chloride (CAS Reg. No. 122-18-9); n- octadecyl dimethyl benzyl ammonium chloride (CAS Reg. No. 122-19-0); n- tetradecyl dimethyl benzyl ammonium chloride (CAS Reg. No. 139-08-2); n- tetradecyl dimethyl ethylbenzyl ammonium chloride (CAS Reg. No. 27479-29-4).

(b) The additive meets the following specifications: pH (5 percent active solution) 7.0-8.0; total amines, maximum 1 percent as combined free amines and amine hydrochlorides.

(c) The additive is used as an antimicrobial agent, as defined in § 170.3(o)(2) of this chapter, in raw sugar cane juice. It is added prior to clarification when further processing of the sugar cane juice must be delayed.

(d) The additive is applied to the sugar juice in the following quantities, based on the weight of the raw cane:

Component Parts per million
n-Dodecyl dimethyl benzyl ammonium chloride0.25-1.0
n-Dodecyl dimethyl ethylbenzyl ammonium chloride3.4-13.5
n-Hexadecyl dimethyl benzyl ammonium chloride1.5-6.0
n-Octadecyl dimethyl benzyl ammonium chloride0.25-1.0
n-Tetradecyl dimethyl benzyl ammonium chloride3.0-12.0
n-Tetradecyl dimethyl ethylbenzyl ammonium chloride1.6-6.5

[50 FR 3890, Jan. 29, 1985]

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