Section 556.746 - Tylosin(b)Tolerances. The tolerances for tylosin are:(1)Cattle.(i) Liver, kidney, fat, and muscle: 0.2 ppm.(2)Chickens and turkeys.(i) Liver, kidney, fat, and muscle: 0.2 ppm.(3)Swine. Liver, kidney, fat, and muscle: 0.2 ppm.(c)Related conditions of use. See §§ 520.2640 , 522.2640 , 558.625 , and 558.630 of this chapter.84 FR 32993, July 11, 2019, as amended at 85 FR 18121, Apr. 1, 2020 84 FR 32993, 9/9/2019; as amended at 85 FR 18121, 4/1/2020