Protection of Environment. Part180:Tolerances and exemptions for pesticide chemical residues in food. Section180.626:Prothioconazole;tolerances for residues.
(a) General. (1) Tolerances are established for residues of prothioconazole,2-[2-(1-chlorocylcopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl]-1,2-dihydro-3H-1,2,4-triazole-3-thion, 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 prothioconazole and its metabolite prothioconazole-desthio, or a-(1-chlorocyclopropyl)-a-[(2-chlorophenyl)methyl]-1H-1,2,4-triazole-1-ethanol, calculated as parent in or on the commodity.