Current through September 30, 2024
Section 556.670 - Sulfamethazine(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 84 FR 32993, 9/9/2019; as amended at 85 FR 18121, 4/1/2020; 86 FR 13188, 3/8/2021