(a) General. Tolerances are established for residues of the herbicide picloram, 4-amino-3,5,6-trichloropicolinic acid, including its metabolites and degradates, in or on the commodities in the following table from its application in the acid form or in the form of its salts. Compliance with the tolerance levels specified in this paragraph is to be determined by measuring only picloram, 4-amino-3,5,6-trichloropicolinic acid, in or on the commodity.

Open Table
Commodity Parts per million
Barley, grain 0.5
Barley, pearled barley 3.0
Barley, straw 1.0
Cattle, fat 0.4
Cattle, meat 0.4
Cattle, meat byproducts 15
Egg 0.05
Goat, fat 0.4
Goat, meat 0.4
Goat, meat byproducts 15
Grain, aspirated fractions 4.0
Grass, forage 400
Grass, hay 225
Hog, fat 0.05
Hog, meat 0.05
Hog, meat byproducts 0.05
Horse, fat 0.4
Horse, meat 0.4
Horse, meat byproducts 15
Milk 0.25
Oat, forage 1.0
Oat, grain 0.5
Oat, groats/rolled oats 3.0
Oat, straw 1.0
Poultry, fat 0.05
Poultry, meat 0.05
Poultry, meat byproducts 0.05
Sheep, fat 0.4
Sheep, meat 0.4
Sheep, meat byproducts 15
Wheat, bran 3.0
Wheat, forage 1.0
Wheat, germ 3.0
Wheat, grain 0.5
Wheat, middlings 3.0
Wheat, shorts 3.0
Wheat, straw 1.0

(b) Section 18 emergency exemptions. [Reserved]

(c) Tolerances with regional registrations. [Reserved]

(d) Indirect or inadvertent residues. [Reserved]

[41 FR 19221, May 11, 1976, as amended at 47 FR 53005, Nov. 24, 1982; 64 FR 425, Jan. 5, 1999; 64 FR 39082, July 21, 1999; 72 FR 41930, Aug. 1, 2007; 75 FR 60243, Sept. 29, 2010]


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