21 CFR § 556.52
Apramycin
June 25, 2020
(a) Acceptable daily intake (ADI). The ADI for total residue of apramycin is 25 µg/kg of body weight per day.
(b) Tolerances. The tolerance for apramycin (marker residue) is:
(1) Swine. Kidney (target tissue): 0.1 ppm.
(2) [Reserved]
(c) Related conditions of use. See §§520.110 and 558.59 of this chapter.