§ 556.765. Zilpaterol.
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/us/cfr/t21/s§ 556.765·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(a)Acceptable daily intake (ADI). The ADI for total residue of zilpaterol is 0.083 µg/kg of body weight per day.
(b)Tolerances. The tolerance for zilpaterol freebase (marker residue) is:
(1)Cattle.
(i)Liver (target tissue): 12 ppb.
(ii)Muscle: 10 ppb.
(2)[Reserved]
(c)Related conditions of use. See § 558.665 of this chapter. [84 FR 32993, July 11, 2019, as amended at 85 FR 18121, Apr. 1, 2020]