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Code of Federal Regulations (Last Updated: May 6, 2024) |
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Title 21 - Food and Drugs |
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Chapter I - Food and Drug Administration, Department of Health and Human Services |
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SubChapter E - Animal Drugs, Feeds, and Related Products |
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Part 556 - Tolerances for Residues of New Animal Drugs in Food |
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Subpart B - Specific Tolerances for Residues of New Animal Drugs |
§ 556.240 - Estradiol and related esters.
Latest version.
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§ 556.240 Estradiol and related esters.
(a) [Reserved]
(b) Residues. Residues of estradiol are not permitted in excess of the following increments above the concentrations of estradiol naturally present in untreated animals:
(1) Cattle.
(i) Muscle: 120 ppt0.2 ppb.
(ii) Fat Liver: 480 ppt0.6 ppb.
(iii) Kidney: 360 ppt1.2 ppb.
(iv) Liver Fat: 240 ppt1.2 ppb.
(2) [Reserved]
(c) Related conditions of use. See §§ 522.840, 522.842850, 522.8501940, 522.19402343, 522.2477, and 522.2478 of this chapter.
[84 FR 32993, July 11, 2019, as amended at 87 FR 17947, Mar. 29, 2022]