CFR › Title 21 › Part 82 › §82.132121 CFR §82.1321Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkThe 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.