(a) General. Tolerances are established for combined residues of diflufenzopyr, 2-(1-[([3,5-difluorophenylamino] carbonyl)hydrazono]ethyl)-3- pyridinecarboxylic acid, and its metabolites convertible to 8- methylpyrido[2,3-d]pyridazin-5(6H)-one, expressed as diflufenzopyr, in or on the following raw agricultural commodities:

Open Table
Commodity Parts per million
Corn, field, forage 0.05
Corn, field, grain 0.05
Corn, field, stover 0.05
Corn, pop, grain 0.05
Corn, pop, stover 0.05
Corn, sweet, forage 0.05
Corn, sweet, kernel plus cob with husks removed 0.05
Corn, sweet, stover 0.05
Grass, forage 22.0
Grass, hay 7.0

(b) Section 18 emergency exemptions. [Reserved]

(c) Tolerances with regional registrations. [Reserved]

(d) Indirect or inadvertent residues. [Reserved]

[64 FR 4308, Jan. 28, 1999, as amended at 67 FR 55338, Aug. 29, 2002; 76 FR 34886, June 15, 2011]


Tried the LawStack mobile app?

Join thousands and try LawStack mobile for FREE today.

  • Carry the law offline, wherever you go.
  • Download CFR, USC, rules, and state law to your mobile device.