21 C.F.R. § 556.570
Ractopamine.
Cite as 21 C.F.R. § 556.570 (2026)
(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.
- Cross-references to the CFR
- 558.500