21 CFR 556.50
§ 556.50 Amprolium.
United States · 21 CFR — Food and Drugs · Status: effective
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- Citation
- 21 CFR 556.50, § 556.50 Amprolium, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/87736
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Full text
(a) [Reserved]
(b) Tolerances. The tolerances for amprolium are:
(1) Cattle.
(i) Liver, kidney, and muscle: 0.5 ppm.
(ii) Fat: 2.0 ppm.
(2) Chickens and turkeys.
(i) Liver and kidney: 1 ppm.
(ii) Muscle: 0.5 ppm.
(iii) Eggs:
(A) Egg yolks: 8 ppm.
(B) Whole eggs: 4 ppm.
(3) Pheasants.
(i) Liver: 1 ppm.
(ii) Muscle: 0.5 ppm.
(c) Related conditions of use. See §§ 520.100, 558.55, and 558.58 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.