21 C.F.R. § 556.163 Clorsulon.
Title 21 - Food and Drugs
(a) Acceptable daily intake (ADI). The ADI for total residues of clorsulon is 8 micrograms per kilogram of body weight per day. (b) Tolerances—(1) Cattle—(i) Kidney (the target tissue). The tolerance for parent clorsulon (the marker residue) is 1.0 part per million. (ii) Muscle. The tolerance for parent clorsulon (the marker residue) is 0.1 part per million. (2) [Reserved] [66 FR 35544, July 6, 2001]
Title 21: Food and Drugs
PART 556—TOLERANCES FOR RESIDUES OF NEW ANIMAL DRUGS IN FOOD
Subpart B—Specific Tolerances for Residues of New Animal Drugs
§ 556.163 Clorsulon.