21 CFR 556.420
§ 556.420 Monensin.
United States · 21 CFR — Food and Drugs · Status: effective
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- Citation
- 21 CFR 556.420, § 556.420 Monensin, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/87790
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Full text
(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.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.