{"data":{"id":"us/21-cfr-82.1104","jurisdiction":"us","citation":"21 CFR 82.1104","heading":"D\u0026C Blue No. 4.","body":"The color additive D\u0026C Blue No. 4 shall conform in identity and specifications to the requirements of § 74.1104(a)(1) and (b) of this chapter. D\u0026C Blue No. 4 is restricted to use in externally applied drugs and cosmetics.","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER A—GENERAL","PART 82—LISTING OF CERTIFIED PROVISIONALLY LISTED COLORS AND SPECIFICATIONS","Subpart C—Drugs and Cosmetics"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-21.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:47Z","sha256":"fa249ef3ac7e0f742cae413ec94c05a7e1128f4edb97c4bd84495471f06552aa","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-82.1051","next":"us/21-cfr-82.1205"},"notice":"GroundRules: Original legal text. Not legal advice."}