21 C.F.R. § 82.1321 D&C Red No. 21.
Title 21 - Food and Drugs
The color additive D&C Red No. 21 shall conform in identity and specifications to the requirements of §74.1321 (a)(1) and (b) of this chapter. [47 FR 53847, Nov. 30, 1982]
Title 21: Food and Drugs
PART 82—LISTING OF CERTIFIED PROVISIONALLY LISTED COLORS AND SPECIFICATIONS
Subpart C—Drugs and Cosmetics
§ 82.1321 D&C Red No. 21.