(a) General. Tolerances are established for the combined residues of the insecticide tetrachlorvinphos [(Z)-2-chloro-1-(2,4,5-trichlorophenyl) vinyl dimethyl phosphate], including its metabolites, 1-(2,4,5-trichlorophenyl)-ethanol (free and conjugated forms), 2,4,5-trichloroacetophenone, and 1-(2,4,5-trichlorophenyl)-ethanediol, in or on the following commodities:
| Commodity | Parts per million |
|---|---|
| Cattle, fat (of which no more than 0.1 ppm is tetrachlorvinphos per se) | 0.2 |
| Cattle, kidney (of which no more than 0.05 ppm is tetrachlorvinphos per se) | 1.0 |
| Cattle, liver (of which no more than 0.05 ppm is tetrachlorvinphos per se) | 0.5 |
| Cattle, meat (of which no more than 2.0 ppm is tetrachlorvinphos per se) | 2.0 |
| Cattle, meat byproducts, except kidney and liver | 1.0 |
| Egg (of which no more than 0.05 ppm is tetrachlorvinphos per se) | 0.2 |
| Hog, fat (of which no more than 0.1 ppm is tetrachlorvinphos per se) | 0.2 |
| Hog, kidney (of which no more than 0.05 ppm is tetrachlorvinphos per se) | 1.0 |
| Hog, liver (of which no more than 0.05 ppm is tetrachlorvinphos per se) | 0.5 |
| Hog, meat (of which no more than 2.0 ppm is tetrachlorvinphos per se) | 2.0 |
| Hog, meat byproducts, except kidney and liver | 1.0 |
| Milk, fat (reflecting negligible residues in whole milk and of which no more than 0.05 ppm is tetrachlorvinphos per se) | 0.05 |
| Poultry, fat (of which no more than 7.0 ppm is tetrachlorvinphos per se) | 7.0 |
| Poultry, liver (of which no more than 0.05 ppm is tetrachlorvinphos per se) | 2.0 |
| Poultry, meat (of which no more than 3.0 ppm is tetrachlorvinphos per se) | 3.0 |
| Poultry, meat byproducts, except liver | 2.0 |
(b) Section 18 emergency exemptions. [Reserved]
(c) Tolerances with regional registrations. [Reserved]
(d) Indirect or inadvertent residues. [Reserved]
[76 FR 57659, Sept. 16, 2011, as amended at 78 FR 15882, Mar. 13, 2013; 78 FR 53684, Aug. 30, 2013]