eCFR Reference Browser

---

title: "21 CFR §173.355"

source: "https://www.ecfr.gov/current/title-21/section-173.355"

title_number: "21"

volume_number: "3"

chapter_number: "Unknown"

subchapter_code: "B"

subchapter_subject: "FOOD FOR HUMAN CONSUMPTION (CONTINUED)"

part_code: "173"

part_subject: "SECONDARY DIRECT FOOD ADDITIVES PERMITTED IN FOOD FOR HUMAN CONSUMPTION"

subpart_code: "D"

subpart_subject: "Specific Usage Additives"

section_number: "173.355"

section_subject: "Dichlorodifluoromethane."

cfr_reference: "21 CFR 173.355"

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"

---

The food additive dichlorodifluoromethane may be safely used in food in accordance with the following prescribed conditions:

(a)The additive has a purity of not less than 99.97 percent.

(b)It is used or intended for use, in accordance with good manufacturing practice, as a direct-contact freezing agent for foods.

(c)To assure safe use of the additive:

(1)The label of its container shall bear, in addition to the other information required by the act, the following:

(i)The name of the additive, dichlorodifluoromethane, with or without the parenthetical name “Food Freezant 12”.

(ii)The designation “food grade”.

(2)The label or labeling of the food additive container shall bear adequate directions for use.

§173.355 - Dichlorodifluoromethane.