Regulations last checked for updates: Feb 16, 2025

Title 21 - Food and Drugs last revised: Feb 03, 2025
All TitlesTitle 21Chapter IPart 556Subpart B - Subpart B—Specific Tolerances for Residues of Approved and Conditionally Approved New Animal Drugs
View all text of Subpart B [§ 556.34 - § 556.770]
§ 556.360 - Lincomycin.

(a) Acceptable daily intake (ADI). The ADI for total residue of lincomycin is 25 µg/kg of body weight per day.

(b) Tolerances. The tolerances for lincomycin are:

(1) Chickens. Edible tissues (excluding eggs): Not required.

(2) Swine. (i) Liver: 0.6 ppm.

(ii) Muscle: 0.1 ppm.

(3) Honey. 750 ppb.

(c) Related conditions of use. See §§ 520.1263b, 522.1260, and 558.325 of this chapter.

[84 FR 32993, July 11, 2019, as amended at 85 FR 18121, Apr. 1, 2020] Editorial Note:At 86 FR 13188, Mar. 8, 2021, in § 556.360, paragraph (c) was amended; however, the amendment could not be incorporated due to inaccurate amendatory instruction.
authority: 21 U.S.C. 342,360b,371
source: 84 FR 32993, July 11, 2019, unless otherwise noted.
cite as: 21 CFR 556.360
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