21 CFR § 556.350
Levamisole
June 25, 2020
(a) [Reserved]
(b) Tolerances. The tolerances for levamisole are:
(1) Cattle. Edible tissues (excluding milk): 0.1 ppm.
(2) Sheep. Edible tissues (excluding milk): 0.1 ppm.
(3) Swine. Edible tissues: 0.1 ppm.
(c) Related conditions of use. See §§520.1242a, 520.1242b, 520.1242d, 520.1242e, 520.1242f, 520.1242g, 522.1242, and 524.1240 of this chapter.