180.352—Terbufos; tolerances for residues.

(a) General. Tolerances are established for the combined residues of the insecticide terbufos (phosphorodithioic acid, S -(t-butylthio)methyl O,O -diethyl ester) and its phosphorylated (cholinesterase-inhibiting) metabolites (phosphorothioic acid, S -(t-butylthio)methyl O,O -diethyl ester; phosphorothioic acid, S -(t-butylsulfinyl)methyl O,O -diethyl ester; phosphorothioic acid, S -(t-butylsulfonyl)methyl O,O -diethyl ester; phosphorodithioic acid, S -(t-butylsulfinyl)methyl O,O -diethyl ester; and phosphorodithioic acid, S -(t-butylsulfonyl)methyl O,O -diethyl ester) in or on food commodities:
Commodity Parts per million
Banana 0.025
Beet, sugar, roots 0.05
Beet, sugar, tops 0.1
Coffee, green bean 1 0.05
Corn, field, forage 0.5
Corn, field, grain 0.5
Corn, field, stover 0.5
Corn, pop, grain 0.5
Corn, pop, stover 0.5
Corn, sweet, kernel plus cob with husks removed 0.05
Corn, sweet, forage 0.5
Corn, sweet, stover 0.5
Sorghum, grain, forage 0.5
Sorghum, grain, grain 0.05
Sorghum, grain, stover 0.5
1 There are no U. S. registrations as of August 2, 1995, for the use of terbufos on the growing crop, coffee.
(b) emergency exemptions. [Reserved]
(c) Tolerances with regional registrations. [Reserved]
(d) Indirect or inadvertent residues. [Reserved]

Code of Federal Regulations

[73 FR 53740, Sept. 17, 2008]