{"data":{"id":"us/21-cfr-556.310","jurisdiction":"us","citation":"21 CFR 556.310","heading":"Haloxon.","body":"(a) [Reserved]\n(b) Tolerances. The tolerance for haloxon is:\n(1) Cattle. Edible tissues (excluding milk): 0.1 ppm.\n(2) [Reserved]\n(c) Related conditions of use. See §§ 520.1120a and 520.1120b of this chapter.","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER E—ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS","PART 556—TOLERANCES FOR RESIDUES OF NEW ANIMAL DRUGS IN FOOD","Subpart B—Specific Tolerances for Residues of Approved and Conditionally Approved New Animal 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":"d3c4b4e76f5f28a32ec935325300528b7d6b465695a000076596e963fa26fd7a","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-556.308","next":"us/21-cfr-556.316"},"notice":"GroundRules: Original legal text. Not legal advice."}