21 C.F.R. § 556.163
Clorsulon.
Cite as 21 C.F.R. § 556.163 (2026)
(a)
Acceptable daily intake (ADI).
The ADI for total residue of clorsulon is 8 µg/kg of body weight per day.
(b)
Tolerances.
The tolerances for clorsulon (marker residue) are:
(1)
Cattle.
(i) Kidney (target tissue): 1.0 ppm.
(ii) Muscle: 0.1 ppm.
(2) [Reserved]
(c)
Related conditions of use.
See §§ 520.462 and 522.1193 of this chapter.
- Cross-references to the CFR
- 520.462