21 CFR § 556.330 - Hygromycin B.
§ 556.330 Hygromycin B.
(a) [Reserved]
(b) Tolerances. The tolerances for hygromycin B are:
(1) Chickens. Edible tissues: Zero.
(2) Swine. Edible tissues: Zero.
(c) Related conditions of use. See § 558.274 of this chapter.