Code of Federal Regulations (alpha)

CFR /  Title 40  /  Part 180  /  Sec. 180.368 Metolachlor; tolerances for residues.

(a) General. (1) Tolerances are established for the combined residues (free and bound) of the herbicide metolachlor, 2-chloro-N-(2- ethyl-6-methylphenyl)-N-(2-methoxy-1-methylethyl)acetamide, and its metabolites, determined as the derivatives, 2- [(2-ethyl-6- methylphenyl)amino]-1-propanol and 4-(2-ethyl-6-methylphenyl)-2- hydroxy-5-methyl-3-morpholinone, each expressed as the parent compound in the following raw agricultural commodities: ------------------------------------------------------------------------

Parts per

Commodity million------------------------------------------------------------------------Almond, hulls............................................... 0.30Animal feed, nongrass, group 18............................. 1.0Cattle, fat................................................. 0.02Cattle, kidney.............................................. 0.20Cattle, liver............................................... 0.05Cattle, meat................................................ 0.02Cattle, meat byproducts, except kidney and liver............ 0.04Corn, field, forage......................................... 6.0

Corn, field, grain.......................................... 0.10Corn, field, stover......................................... 6.0Corn, pop, grain............................................ 0.10Corn, pop, stover........................................... 6.0Corn, sweet, forage......................................... 6.0Corn, sweet, kernel plus cob with husks removed............. 0.10Corn, sweet, stover......................................... 6.0Cotton, gin byproducts...................................... 4.0Cotton, undelinted seed..................................... 0.10Dillweed.................................................... 0.50Egg......................................................... 0.02Goat, fat................................................... 0.02Goat, kidney................................................ 0.20Goat, liver................................................. 0.05Goat, meat.................................................. 0.02Goat, meat byproducts, except kidney and liver.............. 0.04Grass, forage............................................... 10Grass, hay.................................................. 0.20Horse, fat.................................................. 0.02Horse, kidney............................................... 0.20Horse, liver................................................ 0.05Horse, meat................................................. 0.02Horse, meat byproducts, except kidney and liver............. 0.04Milk........................................................ 0.02Nut, tree, group 14......................................... 0.10Okra........................................................ 0.50Peanut...................................................... 0.20Peanut, hay................................................. 20Peanut, meal................................................ 0.40Potato...................................................... 0.20Poultry, fat................................................ 0.02Poultry, meat............................................... 0.02Poultry, meat byproducts.................................... 0.05Safflower, seed............................................. 0.10Sheep, fat.................................................. 0.02Sheep, kidney............................................... 0.20Sheep, liver................................................ 0.05Sheep, meat................................................. 0.02Sheep, meat byproducts, except kidney and liver............. 0.04Sorghum, grain, forage...................................... 1.0Sorghum, grain, grain....................................... 0.30Sorghum, grain, stover...................................... 4.0Soybean, forage............................................. 5.0Soybean, hay................................................ 8.0Soybean, seed............................................... 0.20Tomato...................................................... 0.10Vegetable, foliage of legume, subgroup 7A, except soybean... 15.0Vegetable, legume, group 6.................................. 0.30------------------------------------------------------------------------

(2) Tolerances are established for residues of S-metolachlor, including its metabolites and degradates, in or on the commodity(s), as defined. Compliance with the tolerance levels specified in the following table below is to be determined by measuring only the sum of free and bound S-metolachlor, S-2-chloro-N-(2-ethyl-6-methylphenyl)-N-(2-methoxy-1-methylethyl)acetamide, its R-enantiomer, and its metabolites, determined as the derivatives, 2-(2-ethyl-6-methylphenyl)amino-1-propanol and 4-(2-ethyl-6-methylphenyl)-2-hydroxy-5-methyl-3-morpholinone, calculated as the stoichiometric equivalent of S-metolachlor, in or on the commodity. ------------------------------------------------------------------------

Parts per

Commodity million------------------------------------------------------------------------Asparagus................................................... 0.10Beet, garden, leaves........................................ 1.8Beet, sugar, molasses....................................... 2.0Beet, sugar, roots.......................................... 0.5Beet, sugar, tops........................................... 15.0Brassica, head and stem, subgroup 5A........................ 0.60Brassica, leafy greens, subgroup 5B......................... 1.8Bushberry subgroup 13-07B................................... 0.15Caneberry subgroup 13-07A................................... 0.10Carrot, roots............................................... 0.40Cattle, fat................................................. 0.02Cattle, kidney.............................................. 0.20Cattle, liver............................................... 0.05Cattle, meat................................................ 0.02Cattle, meat byproducts, except kidney and liver............ 0.04Cilantro, leaves............................................ 8.0Coriander, seed............................................. 0.13Corn, field, forage......................................... 40Corn, field, grain.......................................... 0.10Corn, field, stover......................................... 40Corn, pop, grain............................................ 0.10Corn, pop, stover........................................... 40Corn, sweet, forage......................................... 40Corn, sweet, kernel plus cob with husks removed............. 0.10Corn, sweet, stover......................................... 40Cotton, gin byproducts...................................... 4.0Cotton, undelinted seed..................................... 0.10Cucumber.................................................... 0.13Egg......................................................... 0.02Grain, aspirated fractions.................................. 0.70Goat, fat................................................... 0.02Goat, kidney................................................ 0.20Goat, liver................................................. 0.05Goat, meat.................................................. 0.02Goat, meat byproducts, except kidney and liver.............. 0.04Grass, forage............................................... 10.0Grass, hay.................................................. 0.20Horse, fat.................................................. 0.02Horse, kidney............................................... 0.20Horse, liver................................................ 0.05Horse, meat................................................. 0.02Horse, meat byproducts, except kidney and liver............. 0.04Leaf petioles, subgroup 4B.................................. 0.10Melon, subgroup 9A.......................................... 0.10Milk........................................................ 0.02Okra........................................................ 0.10Onion, bulb, subgroup 3-07A................................. 0.10Onion, green, subgroup 3-07B................................ 2.0Peanut...................................................... 0.20Peanut, hay................................................. 20.0Peanut, meal................................................ 0.40Poultry, fat................................................ 0.02Poultry, meat............................................... 0.02Poultry, meat byproducts.................................... 0.05Pumpkin..................................................... 0.10Safflower, seed............................................. 0.10Sesame, seed................................................ 0.13Sheep, fat.................................................. 0.02Sheep, kidney............................................... 0.20Sheep, liver................................................ 0.05Sheep, meat................................................. 0.02Sheep, meat byproducts, except kidney and liver............. 0.04Sorghum, grain, forage...................................... 1.0Sorghum, grain, grain....................................... 0.3Sorghum, grain, stover...................................... 4.0Sorghum, sweet, stalk....................................... 4.0Soybean, forage............................................. 5.0Soybean, hay................................................ 8.0

Soybean, seed............................................... 0.20Spinach..................................................... 0.50Squash, winter.............................................. 0.10Sunflower, seed............................................. 0.50Sunflower, meal............................................. 1.0Tomato, paste............................................... 0.30Turnip, greens.............................................. 1.8Vegetable, foliage of legume, except soybean, subgroup 7A... 15.0Vegetable, fruiting, group 8, except tabasco pepper......... 0.10Vegetable, legume, group 6.................................. 0.30Vegetable, root, except sugar beet, subgroup 1B, except 0.30

carrot.....................................................Vegetable, tuberous and corm, subgroup 1C................... 0.20------------------------------------------------------------------------

(b) Section 18 emergency exemptions. [Reserved]

(c) Tolerances with regional registrations. (1) Tolerances with regional registration as defined in 180.1(l) are established for the combined residues (free and bound) of the herbicide metolachlor [2-chloro-N-(2-ethyl-6-methylphenyl)-N-(2-methoxy-1-methylethyl)acetamide] and its metabolites, determined as the derivatives, 2-[2-ethyl-6-methylphenyl)amino]-1-propanol and 4-(2-ethyl-6-methylphenyl)-2-hydroxy-5-methyl-3-morpholinone, each expressed as the parent compound, in or on the following raw agricultural commodities: ------------------------------------------------------------------------

Parts per

Commodity million------------------------------------------------------------------------Pepper, nonbell............................................. 0.50------------------------------------------------------------------------

(2) Tolerances with regional registration are established for residues of S-metolachlor, including its metabolites and degradates, in or on the commodities identified in the following table below. Compliance with the tolerance levels specified in the following table below is to be determined by measuring only the sum of free and bound S-metolachlor, S-2-chloro-N-(2-ethyl-6-methylphenyl)-N-(2-methoxy-1-methylethyl)acetamide, its R-enantiomer, and its metabolites, determined as the derivatives, 2-(2-ethyl-6-methylphenyl)amino-1-propanol and 4-(2-ethyl-6-methylphenyl)-2-hydroxy-5-methyl-3-morpholinone, calculated as the stoichiometric equivalent of S-metolachlor, in or on the commodity. ------------------------------------------------------------------------

Parts per

Commodity million------------------------------------------------------------------------Pepper, tabasco............................................. 0.50------------------------------------------------------------------------

(d) Indirect or inadvertent residues. (1) Tolerances are established for the indirect or inadvertent combined residues (free and bound) of the herbicide metolachlor, 2-chloro-N-(2-ethyl-6- methylphenyl)-N-(2-methoxy-1-methylethyl)acetamide, and its metabolites, determined as the derivatives, 2-[(2-ethyl-6-methylphenyl)amino]-1-propanol and 4-(2-ethyl-6-methylphenyl)-2- hydroxy-5-methyl-3-morpholinone, each expressed as the parent compound in the following raw agricultural commodities: ------------------------------------------------------------------------

Parts per

Commodity million------------------------------------------------------------------------Animal feed, nongrass, group 18............................. 1.0Barley, grain............................................... 0.10Barley, hay................................................. 0.80Barley, straw............................................... 0.80Buckwheat, grain............................................ 0.10Millet, forage.............................................. 0.50Millet, grain............................................... 0.10Millet, hay................................................. 0.80Millet, straw............................................... 0.80Oat, forage................................................. 0.50Oat, grain.................................................. 0.10Oat, hay.................................................... 0.80Oat, straw.................................................. 0.80Rice, grain................................................. 0.10Rye, forage................................................. 0.50Rye, grain.................................................. 0.10Rye, straw.................................................. 0.80Wheat, forage............................................... 0.50Wheat, grain................................................ 0.10Wheat, hay.................................................. 0.80Wheat, straw................................................ 0.80------------------------------------------------------------------------

(2) Tolerances for are established for the indirect or inadvertent residues of S-metolachlor, including its metabolites and degradates, in or on the commodities identified in the following table below. Compliance with the tolerance levels specified in the following table below is to be determined by measuring only the sum of free and bound S-metolachlor, S-2-chloro-N-(2-ethyl-6-methylphenyl)-N-(2-methoxy-1-methylethyl)acetamide, its R-enantiomer, and its metabolites, determined as the derivatives, 2-(2-ethyl-6-methylphenyl)amino-1-propanol and 4-(2-ethyl-6-methylphenyl)-2-hydroxy-5-methyl-3-morpholinone, calculated as the stoichiometric equivalent of S-metolachlor, in or on the commodity. ------------------------------------------------------------------------

Parts per

Commodity million------------------------------------------------------------------------Animal feed, nongrass, group 18............................. 1.0Barley, grain............................................... 0.10Barley, hay................................................. 0.50Barley, straw............................................... 0.50Buckwheat, grain............................................ 0.10Millet, forage.............................................. 0.50Millet, grain............................................... 0.10Millet, hay................................................. 0.50Millet, straw............................................... 0.50Oat, forage................................................. 0.50Oat, grain.................................................. 0.10Oat, hay.................................................... 0.50Oat, straw.................................................. 0.50Rice, grain................................................. 0.10Rye, forage................................................. 0.50Rye, grain.................................................. 0.10Rye, straw.................................................. 0.50Wheat, forage............................................... 0.50Wheat, grain................................................ 0.10Wheat, hay.................................................. 0.50Wheat, straw................................................ 0.50------------------------------------------------------------------------ [73 FR 53740, Sept. 17, 2008, as amended at 74 FR 48412, Sept. 23, 2009; 75 FR 56903, Sept. 17, 2010; 77 FR 48906, Aug. 15, 2012; 77 FR 59127, Sept. 26, 2012; 79 FR 17441, Mar. 28, 2014] Sec. 180.370 5-Ethoxy-3-(trichloromethyl)-1,2,4-thiadiazole; tolerancesfor residues.

(a) General. Tolerances are established for residues of the fungicide 5-ethoxy-3-(trichloromethyl)-1,2,4-thiadiazole and its monoacid metabolite 3-carboxy-5-ethoxy-1,2,4-thiadiazole in or on the following raw agricultural commodities: ------------------------------------------------------------------------

Parts per

Commodity million------------------------------------------------------------------------Barley, grain............................................... 0.1Barley, hay................................................. 0.1Corn, field, forage......................................... 0.1Corn, field, grain.......................................... 0.1Corn, field, stover......................................... 0.1Corn, sweet, forage......................................... 0.1Corn, sweet, stover......................................... 0.1Cotton, gin byproducts...................................... 0.1Cotton, undelinted seed..................................... 0.1Peanut...................................................... 0.1Peanut, hay................................................. 0.1Safflower, seed............................................. 0.1Sorghum, grain, forage...................................... 0.1Sorghum, grain, grain....................................... 0.1Tomato...................................................... 0.15Vegetable, foliage of legume, group 7....................... 0.1Vegetable, legume, group 6.................................. 0.1Wheat, forage............................................... 0.1Wheat, grain................................................ 0.1Wheat, straw................................................ 0.1------------------------------------------------------------------------

(b) Section 18 emergency exemptions. [Reserved]

(c) Tolerances with regional registrations. [Reserved]

(d) Indirect or inadvertent residues. [Reserved] [47 FR 49845, Nov. 3, 1982, as amended at 48 FR 12088, Mar. 23, 1983; 63 FR 57076, Oct. 26, 1998; 72 FR 41931, Aug. 1, 2007; 73 FR 54961, Sept. 24, 2008]