21 CFR § 556.460
Novobiocin
June 25, 2020
(a) [Reserved]
(b) Tolerances. The tolerances for novobiocin are:
(1) Cattle.
(i) Edible tissues (excluding milk): 1 ppm.
(ii) Milk: 0.1 ppm.
(2) Chickens, turkeys, and ducks. Edible tissues (excluding eggs): 1 ppm.
(c) Related conditions of use. See §§526.1590, 526.1696d, and 558.415 of this chapter.