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Code · CFR · Title 21 — Food and Drugs · Part 556 — Tolerances for Residues of New Animal Drugs in Food · § 556.283

§ 556.283. Florfenicol.

90 words·~1 min read·/us/cfr/t21/s§ 556.283·

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(a)Acceptable daily intake (ADI). The ADI for total residue of florfenicol is 10 µg/kg of body weight per day.
(b)Tolerances. The tolerances for florfenicol amine (marker residue) are:
(1)Cattle.
(i)Liver (target tissue): 3.7 ppm.
(ii)Muscle: 0.3 ppm.
(2)Swine.
(i)Liver (target tissue): 2.5 ppm.
(ii)Muscle: 0.2 ppm.
(3)Catfish. Muscle (target tissue): 1 ppm.
(4)Freshwater-reared warmwater finfish (other than catfish) and salmonids. Muscle/skin (target tissue): 1 ppm.
(c)Related conditions of use. See §§ 520.955, 522.955, 522.956, and 558.261 of this chapter.
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§ 556.283
Florfenicol.
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