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e-CFR data is current as of February 25, 2021

Title 21Chapter ISubchapter EPart 556Subpart B → §556.540


Title 21: Food and Drugs
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


§556.540   Progesterone.

(a) [Reserved]

(b) Residues. Residues of progesterone are not permitted in excess of the following increments above the concentrations of progesterone naturally present in untreated animals:

(1) Cattle and sheep. (i) Muscle: 5 ppb.

(ii) Liver: 15 ppb.

(iii) Kidney: 30 ppb.

(iv) Fat: 30 ppb.

(2) [Reserved]

(c) Related conditions of use. See §§522.1940 and 529.1940 of this chapter.

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