21 CFR § 556.310
Haloxon
June 25, 2020
(a) [Reserved]
(b) Tolerances. The tolerance for haloxon is:
(1) Cattle. Edible tissues (excluding milk): 0.1 ppm.
(2) [Reserved]
(c) Related conditions of use. See §§520.1120a and 520.1120b of this chapter.