(b) Tolerances. The tolerances for zoalene and its metabolite 3-amino-5-nitro-o-toluamide are:

1. (1) Chickens.

   1. (i) Liver and kidney: 6 ppm.
   2. (ii) Muscle: 3 ppm.
   3. (iii) Fat: 2 ppm.
2. (2) Turkeys. Liver and muscle: 3 ppm.