View all text of Subpart C [§ 180.101 - § 180.726]

§ 180.111 - Malathion; tolerances for residues.

(a) General. (1) Tolerances are established for residues of the insecticide malathion (O,O-dimethyl dithiophosphate of diethyl mercaptosuccinate) in or on the following food commodities:

Commodity Parts per million Alfalfa, forage135 Alfalfa, hay135 Almond, hulls50 Almond, postharvest8 Apple8 Apricot8 Asparagus8 Avocado8 Barley, grain, postharvest8 Bean, dry, seed8 Bean, succulent8 Beet, garden, roots8 Beet, garden, tops8 Beet, sugar, roots1 Beet, sugar, tops8 Blackberry8 Blueberry8 Boysenberry8 Carrot, roots8 Chayote, fruit8 Chayote, roots8 Cherry8 Chestnut1 Clover, forage135 Clover, hay135 Corn, field, forage8 Corn, field, grain, postharvest8 Corn, pop, grain, postharvest8 Corn, sweet, forage8 Corn, sweet, kernel plus cob with husks removed2 Cowpea, forage135 Cowpea, hay135 Cranberry8 Cucumber8 Currant8 Date, dried fruit8 Dewberry8 Eggplant8 Fig8 Flax, seed0.1 Garlic, bulb8 Gooseberry8 Grape8 Grapefruit8 Guava8 Hazelnut1 Hop, dried cones1 Horseradish8 Kumquat8 Leek8 Lemon8 Lentil, seed8 Lespedeza, hay135 Lime8 Loganberry8 Lupin, seed8 Mango8 Melon8 Mushroom8 Nectarine8 Nut, macadamia1 Oat, grain, postharvest8 Okra8 Onion, bulb8 Onion, green8 Orange8 Papaya1 Parsnip8 Passionfruit8 Pea8 Pea, field, hay8 Pea, field, vines8 Peach8 Peanut, hay135 Peanut, postharvest8 Pear8 Pecan8 Pepper8 Peppermint, tops8 Pineapple8 Plum8 Plum, prune8 Potato8 Pumpkin8 Quince8 Radish8 Raspberry8 Rice, grain, postharvest8 Rice, wild8 Rutabaga8 Rye, grain, postharvest8 Safflower, seed0.2 Salsify, roots8 Salsify, tops8 Shallot, bulb8 Sorghum, grain, forage8 Sorghum, grain, grain, postharvest8 Soybean, forage135 Soybean, hay135 Soybean, seed8 Soybean, vegetable, succulent8 Spearmint, tops8 Squash, summer8 Squash, winter8 Strawberry8 Sunflower, seed, postharvest8 Sweet potato, roots1 Tangerine8 Tomato8 Trefoil, forage135 Trefoil, hay135 Turnip, greens8 Turnip, roots8 Vegetable, brassica, leafy, group 58 Vegetable, leafy, except brassica, group 48 Vetch, hay135 Walnut8 Wheat, grain, postharvest8

(2) Tolerances are established for the combined residues of the insecticide malathion (O,O-dimethyl dithiophosphate of diethyl mercaptosuccinate) and its metabolite, malaoxon (O,O-dimethyl thiophosphate of diethyl mercaptosuccinate), in or on the following food commodities:

Commodity Parts per million Barley, straw50 Corn, field, stover30.0 Cotton, undelinted seed20.0 Grass, forage200 Grass, hay270 Oat, forage4.0 Oat, straw50 Rye, forage4.0 Rye, straw50 Watercress0.2 Wheat, forage4.0 Wheat, straw50

(3) Tolerances are established for residues of the insecticide malathion (O,O-dimethyl dithiophosphate of diethyl mercaptosuccinate), in or on the following food commodities:

Commodity Parts per million Cattle, fat4 Cattle, meat 14 Cattle, meat byproducts 14 Egg0.1 Goat, fat4 Goat, meat 14 Goat, meat byproducts 14 Hog, fat4 Hog, meat 14 Hog, meat byproducts 14 Horse, fat4 Horse, meat 14 Horse, meat byproducts 14 Milk, fat0.5 Poultry, fat4 Poultry, meat 14 Poultry, meat byproducts 14 Sheep, fat4 Sheep, meat 14 Sheep, meat byproducts 14

1 The tolerance level shall not be exceeded in any cut of meat or in any meat byproducts from cattle, goat, hog, horse, poultry, or sheep.

(4) Malathion may be safely used in accordance with the following conditions:

(i) It is incorporated into paper trays in amounts not exceeding 100 milligrams per square foot.

(ii) Treated paper trays are intended for use only in the drying of grape (raisins).

(iii) Total residues of malathion resulting from drying of grape on treated trays and from application to grape before harvest shall not exceed 12 parts per million on processed ready-to-eat raisins.

(5) Residues of malathion in safflower, refined oil from application to the growing safflower plant shall not exceed 0.6 parts per million.

(6) Malathion may be safely used for the control of insects during the drying of grape (raisins) in compliance with paragraph (a)(4) of this section by incorporation into paper trays in amounts not exceeding 100 milligrams per square foot.

(7) Malathion (O,O-dimethyl dithiophosphate of diethyl mercaptosuccinate) may be safely used in feed in accordance with the following conditions.

(i) A tolerance of 50 parts per million is established for residues of malathion in citrus, dried pulp for cattle feed, when present as the result of the application of the pesticide to bagged citrus pulp during storage. Whether or not tolerances for residues of malathion on the fresh fruit have been established under section 408 of the Act, the total residue of malathion in the citrus, dried pulp shall not exceed 50 parts per million.

(ii) A tolerance of 10 parts per million is established for malathion in nonmedicated cattle feed concentrate blocks resulting from its application as a pesticide to paper used in packaging the nonmedicated cattle feed concentrate blocks.

(b) Section 18 emergency exemptions. [Reserved]

(c) Tolerances with regional registrations. [Reserved]

(d) Indirect or inadvertent residues. [Reserved]

[43 FR 22974, May 30, 1978, as amended at 43 FR 45584, Oct. 3, 1978; 44 FR 38844, July 3, 1979; 45 FR 76145, Nov. 18, 1980; 47 FR 42738, Sept. 29, 1982; 47 FR 55226, Dec. 8, 1982; 52 FR 45183, Nov. 25, 1987; 62 FR 66023, 66025, Dec. 17, 1997; 65 FR 33694, May 24, 2000; 72 FR 35665, June 29, 2007; 73 FR 54959, Sept. 24, 2008; 74 FR 47455, Sept. 16, 2009; 75 FR 60238, Sept. 29, 2010]