180.350—Nitrapyrin; tolerances for residues.
(a) General.
Tolerances are established for the combined residues of the soil microbiocide nitrapyrin [2-chloro-6-(trichloromethyl) pyridine] and its metabolite, 6-chloropicolinic acid in or on the following raw agricultural commodities:
| Commodity | Parts per million |
|---|---|
| Corn, field, forage | 1.0 |
| Corn, field, grain | 0.1 |
| Corn, field, milled byproducts | 0.2 |
| Corn, field, stover | 1.0 |
| Corn, pop, grain | 0.1 |
| Corn, pop, stover | 1.0 |
| Corn, sweet, forage | 1.0 |
| Corn, sweet, kernel plus cob with husks removed | 0.1 |
| Corn, sweet, stover | 1.0 |
| Sorghum, forage, forage | 0.5 |
| Sorghum, grain, forage | 0.5 |
| Sorghum, grain, grain | 0.1 |
| Sorghum, grain, stover | 0.5 |
| Wheat, bran | 3.0 |
| Wheat, forage | 2.0 |
| Wheat, grain | 0.5 |
| Wheat, milled byproducts, except flour | 2.0 |
| Wheat, straw | 6.0 |