40 C.F.R. § 180.293

Current through September 30, 2024
Section 180.293 - Endothall; tolerances for residues
(a)General.
(1) Tolerances are established for the residues of endothall, including its metabolites and degradates, in or on the commodities in the table, below. Compliance with the tolerance levels specified, below, is to be determined by measuring only endothall (7-oxabicylco [2.2.1] heptanes-2,3-dicarboxylic acid) and its mono-methyl ester.

CommodityParts per million
Apple0.05
Apple, wet pomace0.15
Cotton, undelinted seed0.1
Fish0.1
Hop, dried cones0.1
Potato0.1
Rice, grain0.05

(2) An interim tolerance of 0.2 parts per million is established for residues of the herbicide endothall (7 - oxabicyclo[2.2.1] heptane-2,3-dicarboxylic acid) in water, potable from use of its potassium, sodium, di-N, N-dimethylalkylamine, and mono-N-N,-dimethylalkylamine salts as algicides or herbicides to control aquatic plants in canals, lakes, ponds, and other potential sources of water, potable.
(b)Section 18 emergency exemptions. [Reserved]
(c)Tolerances with regional registrations. [Reserved]
(d)Indirect or inadvertent residues. Tolerances are established for the indirect or inadvertent combined residues of the herbicide, endothall (7 - oxabicyclo[2.2.1] heptane-2,3-dicarboxylic acid) in potable water from use of its potassium, sodium, di-N, N -dimethylalkylamine, and mono- N-N, -dimethylalkylamine salts as algicides or herbicides to control aquatic plants in canals, lakes, ponds, and other potable water sources that may lead to endothall residues in or on the following commodities:

CommodityParts per million
Almond, hulls15.0
Animal feed, nongrass, group 18, forage4.0
Animal feed, nongrass, group 18, hay10
Apple, wet pomace0.15
Beet, sugar, molasses1.5
Brassica, head and stem subgroup 5A0.1
Brassica, leafy, subgroup 5B2.0
Bushberry subgroup 13-07B0.6
Caneberry subgroup 13-07A0.6
Cattle, fat0.05
Cattle, kidney0.05
Cattle, kidney10.20
Cattle, liver10.10
Cattle, liver0.05
Cattle, meat0.05
Corn, field, grain0.07
Corn, pop, grain0.07
Corn, sweet, kernel plus cob with husks removed0.3
Citrus, dried pulp0.1
Egg0.05
Feed commodities not otherwise listed10.0
Food commodities not otherwise listed5.0
Fruit, citrus group 100.05
Fruit, pome, group 110.05
Fruit, stone, group 120.3
Goat, fat0.05
Goat, kidney10.15
Goat, kidney0.05
Goat, liver0.05
Goat, meat0.05
Grain, aspirated fractions35.0
Grain cereal, forage, fodder and straw, group 1610.0
Grain, cereal, group 15, except corn4.0
Grape1.0
Grape, raisin5.0
Grass, forage, fodder, and hay group 17, forage3.5
Grass, forage, fodder, and hay group 17, hay18.0
Herb and spice, group 195.0
Hog, fat0.05
Hog, kidney10.10
Hog, kidney0.05
Hog, liver0.05
Hog, meat0.05
Milk10.03
Milk0.01
Nut, tree, group 140.05
Okra0.05
Pea and bean, dried shelled, subgroup 6C0.2
Pea and bean, succulent shelled, subgroup 6B2.0
Peppermint, tops5.0
Pistachio0.05
Poultry, fat0.05
Poultry, liver0.05
Poultry, meat0.05
Poultry, meat byproducts10.20
Poultry, meat byproducts0.05
Rice, hulls8.0
Sheep, fat0.05
Sheep, kidney10.15
Sheep, kidney0.05
Sheep, liver0.05
Sheep, meat0.05
Soybean, hulls0.5
Soybean, seed0.2
Spearmint, tops5.0
Tomato, paste0.1
Tomato, puree0.1
Vegetable, bulb, group 3-070.5
Vegetable, cucurbit, group 91.5
Vegetable, foliage of legume, group 74.0
Vegetable, fruiting, group 80.05
Vegetable, leafy, except brassica, group 42.0
Vegetable, leaves of root and tuber, group 23.0
Vegetable, legume, edible, podded, subgroup 6A2.0
Vegetable, root and tuber, group 11.0
Wheat, milled byproducts5.0

1This tolerance expires on May 22, 2017.

40 C.F.R. §180.293

41 FR 23717, June 11, 1976, as amended at 51 FR 4498, Feb. 5, 1986; 62 FR 49931, Sept. 24, 1997; 63 FR 42249, Aug. 7, 1998; 67 FR 35048, May 17, 2002; 71 FR 47106, Aug. 16, 2006; 71 FR 74816, Dec. 13, 2006; 72 FR 52018, Sept. 12, 2007; 74 FR 67097, Dec. 18, 2009; 78 FR 76566, Dec. 18, 2013; 80 FR 72598, Nov. 20, 2015; 81 FR 83169, Nov. 21, 2016
80 FR 72593, 5/18/2016; 81 FR 83169, 11/21/2016