(b) Tolerances. The tolerances for sulfadimethoxine are:

1. (1) Catfish and salmonids. Edible tissues: 0.1 ppm.

2. (2) Cattle.

   1. (i) Edible tissues (excluding milk): 0.1 ppm.
   2. (ii) Milk: 0.01 ppm.
3. (3) Chickens, turkeys, ducks, and chukar partridges. Edible tissues (excluding eggs): 0.1 ppm.