21 CFR § 556.570
Ractopamine
June 25, 2020
(a) Acceptable daily intake (ADI). The ADI for total residue of ractopamine hydrochloride is 1.25 µg/kg of body weight per day.
(b) Tolerances. The tolerances for ractopamine (marker residue) are:
(1) Cattle.
(i) Liver (target tissue): 0.09 ppm.
(ii) Muscle: 0.03 ppm.
(2) Swine.
(i) Liver (target tissue): 0.15 ppm.
(ii) Muscle: 0.05 ppm.
(3) Turkeys.
(i) Liver (target tissue): 0.45 ppm.
(ii) Muscle: 0.1 ppm.
(c) Related conditions of use. See §558.500 of this chapter.
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