180.645—Thiencarbazone-methyl; tolerances for residues.

(a) General. (1) Tolerances are established for residues of thiencarbazone-methyl [methyl 4-[[[(4,5-dihydro-3-methoxy-4-methyl-5-oxo-1H -1,2,4-triazol-1-yl)-carbonyl]amino]sulfonyl]-5-methyl-3-thiophenecarboxylate], per se, in or on the following food and feed commodities:
Commodity Parts per million
Corn, field, forage 0.04
Corn, field, grain 0.01
Corn, field, stover 0.02
Corn, pop, grain 0.01
Corn, pop, stover 0.01
Corn, sweet, forage 0.05
Corn, sweet, kernel plus cob with husks removed 0.01
Corn, sweet, stover 0.05
Wheat, forage 0.10
Wheat, grain 0.01
Wheat, hay 0.01
Wheat, straw 0.01
(2) Tolerances are established for combined residues of thiencarbazone-methyl and its metabolite BYH 18636-MMT [5-methoxy-4-methyl-2,4-dihydro-3H -1,2,4-triazol-3-one], calculated as the parent compound, in or on the following food commodities of animal origin:
Commodity Parts per million
Cattle, meat 0.02
Cattle, meat byproducts 0.02
Goat, meat 0.02
Goat, meat byproducts 0.02
Horse, meat 0.02
Code of Federal Regulations 646
Horse, meat byproducts 0.02
Milk 0.02
Sheep, meat 0.02
Sheep, meat byproducts 0.02
(b) emergency exemptions. [Reserved]
(c) Tolerances with regional registrations. [Reserved]
(d) Indirect or inadvertent residues. Tolerances are established for indirect or inadvertent combined residues of thiencarbazone-methyl and its metabolite BYH 18636-MMT-glucoside [2-hexopyranosyl-5-methoxy-4-methyl-2,4-dihydro-3H -1,2,4-triazol-3-one], calculated as the parent compound, in or on the following food commodities:
Commodity Parts per million
Soybean, forage 0.04
Soybean, hay 0.15

Code of Federal Regulations

[73 FR 60968, Oct. 15, 2008]