Regulations last checked for updates: Nov 22, 2024

Title 21 - Food and Drugs last revised: Nov 19, 2024
§ 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.

authority: 21 U.S.C. 342,360b,371
source: 84 FR 32993, July 11, 2019, unless otherwise noted.
cite as: 21 CFR 556.420