21 C.F.R. § 184.1540 Nitrogen.
Title 21 - Food and Drugs
(a) Nitrogen (empirical formula N2, CAS Reg. No. 7727–37–9) is a colorless, odorless, flavorless gas that is produced commercially by the fractionation of liquid air. (b) The Food and Drug Administration is developing food-grade specifications for nitrogen in cooperation with the National Academy of Sciences. In the interim, the ingredient must be of a purity suitable for its intended use. (c) In accordance with §184.1(b)(1), the ingredient is used in food with no limitations other than current good manufacturing practice. The affirmation of this ingredient as generally recognized as safe (GRAS) as a direct human food ingredient is based upon the following current good manufacturing practice conditions of use: (1) The ingredient is used as a propellant, aerating agent, and gas as defined in §170.3(o)(25) of this chapter. (2) The ingredient is used in food at levels not to exceed current good manufacturing practice. (d) Prior sanctions for this ingredient different from the uses established in this section do not exist or have been waived. [48 FR 57270, Dec. 29, 1983]
Title 21: Food and Drugs
PART 184—DIRECT FOOD SUBSTANCES AFFIRMED AS GENERALLY RECOGNIZED AS SAFE
Subpart B—Listing of Specific Substances Affirmed as GRAS
§ 184.1540 Nitrogen.
