Sulfamerazine.
21 C.F.R. § 556.660
in effectEffective: 2024-07-01(a) [Reserved]
(b) Tolerances. The tolerance for sulfamerazine is:
(1) Trout. Edible tissues: Zero.
(2) [Reserved]
(c) Related conditions of use. See §§ 520.2218 and 558.582 of this chapter.
Source: eCFRURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-21.xmlFetched: 7/26/2026
