Sulfaquinoxaline.
21 C.F.R. § 556.685
in effectEffective: 2024-07-01(a) [Reserved]
(b) Tolerances. The tolerances for sulfaquinoxaline are:
(1) Cattle. Edible tissues (excluding milk): 0.1 ppm.
(2) Chickens and turkeys. Edible tissues (excluding eggs): 0.1 ppm.
(c) Related conditions of use. See §§ 520.2218, 520.2325a, 520.2325b, and 558.586 of this chapter.
Source: eCFRURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-21.xmlFetched: 7/26/2026
