180.634—Tembotrione; tolerances for residues.

(a) General. (1) Tolerances are established for residues of the herbicide tembotrione, including its metabolites and degradates, in or on the commodities listed in the table to this paragraph. Compliance with the tolerance levels specified below is to be determined by measuring only the sum of tembotrione, 2-[2-chloro-4-(methylsulfonyl)-3-[(2,2,2-trifluoroethoxy)methyl]benzoyl]-1,3-cyclohexanedione and its metabolite, 2-[2-chloro-4-(methylsulfonyl)-3-[(2,2,2-trifluoroethoxy) methyl]benzoyl]-4,6-dihydroxy-1,3-cyclohexanedione, calculated as the stoichiometric equivalent of tembotrione, in or on the following commodities.
Commodity Parts per million
Cattle, liver 0.40
Cattle, meat byproducts, except liver 0.07
Corn, field, forage 0.60
Corn, field, grain 0.02
Corn, field, stover 0.45
Corn, pop, grain 0.02
Corn, pop, stover 0.35
Corn, sweet, forage 0.35
Corn, sweet, stover 0.60
Goat, liver 0.40
Goat, meat byproducts, except liver 0.07
Horse, liver 0.40
Horse, meat byproducts, except liver 0.07
Poultry, liver 0.07
Sheep, liver 0.40
Sheep, meat byproducts, except liver 0.07
(2) Tolerances are established for residues of the herbicide tembotrione, including its metabolites and degradates, in or on the commodities listed in the table to this paragraph. Compliance with the tolerance levels specified below is to be determined by measuring only tembotrione, 2-[2-chloro-4-(methylsulfonyl)-3-[(2,2,2-trifluoroethoxy)methyl]benzoyl]-1,3-cyclohexanedione in or on the following commodities.
Commodity Parts per million
Corn, sweet, kernel plus cob with husks removed 0.01
(b) emergency exemptions. [Reserved]
(c) Tolerances with regional registrations. [Reserved]
(d) Indirect or inadvertent residues. [Reserved]

Code of Federal Regulations

[72 FR 55085, Sept. 28, 2007, as amended at 74 FR 47894, Sept. 18, 2009]