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e-CFR data is current as of February 24, 2021

Title 21Chapter ISubchapter EPart 556Subpart B → §556.420


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


§556.420   Monensin.

(a) Acceptable daily intake (ADI). The ADI for total residue of monensin is 12.5 µg/kg of body weight per day.

(b) Tolerances. The tolerances for monensin are:

(1) Cattle. (i) Liver: 0.10 ppm.

(ii) Muscle, kidney, and fat: 0.05 ppm.

(iii) Milk: Not required.

(2) Chickens and turkeys. Edible tissues (excluding eggs): Not required.

(3) Goats. Edible tissues (excluding milk): 0.05 ppm.

(4) Quail. Edible tissues (excluding eggs): Not required.

(c) Related conditions of use. See §558.355 of this chapter.

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