Regulations last checked for updates: Nov 22, 2024

Title 21 - Food and Drugs last revised: Nov 19, 2024
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]
§ 556.670 - Sulfamethazine.

(a) [Reserved]

(b) Tolerances. The tolerances for sulfamethazine are:

(1) Cattle. Edible tissues (excluding milk): 0.1 ppm.

(2) Chickens and turkeys. Edible tissues (excluding eggs): 0.1 ppm.

(3) Swine. Edible tissues: 0.1 ppm.

(c) Related conditions of use. See §§ 520.445, 520.2218, 520.2260a, 520.2260b, 520.2260c, 520.2261a, 520.2261b, 522.2260, 558.140, and 558.630 of this chapter.

[84 FR 32993, July 11, 2019, as amended at 85 FR 18121, Apr. 1, 2020; 86 FR 13188, Mar. 8, 2021]
authority: 21 U.S.C. 342,360b,371
source: 84 FR 32993, July 11, 2019, unless otherwise noted.
cite as: 21 CFR 556.670
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