Section 556.260 - Ethopabate(a) [Reserved](b)Tolerances. The tolerances for ethopabate, measured as metaphenetidine, are: (1)Chickens.(i) Liver: 1.5 ppm.(ii) Kidney: 1.5 ppm.(iii) Muscle: 0.5 ppm.(2) [Reserved](c)Related conditions of use. See § 558.58 of this chapter.