{"data":{"id":"us/21-cfr-74.1206","jurisdiction":"us","citation":"21 CFR 74.1206","heading":"D\u0026C Green No. 6.","body":"(a) Identity. The color additive D\u0026C Green No. 6 is 1,4-bis[(4-methylphenyl)amino]-9,10-anthracenedione (CAS. Reg. No. 128-80-3).\n(b) Specifications. The color additive D\u0026C Green No. 6 for use in coloring externally applied drugs shall conform to the following specifications and shall be free from impurities other than those named to the extent that such other impurities may be avoided by current good manufacturing practice:\nVolatile matter (at 135 °C), not more than 2.0 percent.\nWater-soluble matter, not more than 0.3 percent.\nMatter insoluble in carbon tetrachloride, not more than 1.5 percent.\np-Toluidine, not more than 0.1 percent.\n1,4-Dihydroxyanthraquinone, not more than 0.2 percent.\n1-Hydroxy-4-[(4-methylphenyl)amino]-9, 10-anthracenedione, not more than 5.0 percent.\nLead (as Pb), not more than 20 parts per million.\nArsenic (as As), not more than 3 parts per million.\nMercury (as Hg), not more than 1 part per million.\nTotal color, not less than 96.0 percent.\n(c) Uses and restrictions. The color additive D\u0026C Green No. 6 may be safely used for coloring externally applied drugs in amounts consistent with current good manufacturing practice.\n(d) Labeling. The label of the color additive shall conform to the requirements of § 70.25 of this chapter.\n(e) Certification. All batches of D\u0026C Green No. 6 shall be certified in accordance with regulations promulgated under part 80 of this chapter.","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER A—GENERAL","PART 74—LISTING OF COLOR ADDITIVES SUBJECT TO CERTIFICATION","Subpart B—Drugs"],"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":"bc3300cc488c9efb606a17c2159b766d54a0f1f8c48ef23b5dfe586baf9447ea","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-74.1205","next":"us/21-cfr-74.1208"},"notice":"GroundRules: Original legal text. Not legal advice."}