21 CFR 556.430
§ 556.430 Neomycin.
United States · 21 CFR — Food and Drugs · Status: effective
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- Citation
- 21 CFR 556.430, § 556.430 Neomycin, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/87794
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Full text
(a) Acceptable daily intake (ADI). The ADI for total residue of neomycin is 6 µg/kg of body weight per day.
(b) Tolerances. The tolerances for neomycin are:
(1) Cattle.
(i) Kidney (target tissue): 7.2 ppm.
(ii) Liver: 3.6 ppm.
(iii) Muscle: 1.2 ppm.
(iv) Fat: 7.2 ppm.
(v) Milk: 0.15 ppm.
(2) Sheep and goats.
(i) Kidney (target tissue): 7.2 ppm.
(ii) Liver: 3.6 ppm.
(iii) Muscle: 1.2 ppm.
(iv) Fat: 7.2 ppm.
(v) Milk: 0.15 ppm.
(3) Swine.
(i) Kidney (target tissue): 7.2 ppm.
(ii) Liver: 3.6 ppm.
(iii) Muscle: 1.2 ppm.
(iv) Fat: 7.2 ppm.
(4) Turkeys.
(i) Skin with adhering fat: 7.2 ppm.
(ii) Liver: 3.6 ppm.
(iii) Muscle: 1.2 ppm.
(c) Related conditions of use. See §§ 520.1484, 524.1600b, 558.365, and 558.455 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.