40 CFR 180.560: Cloquintocet-mexyl; tolerances for residues.

(a) General. Tolerances are established for residues of the inert ingredient cloquintocet-mexyl, including its metabolites and degradates, in or on the commodities in the following table when used as a safener in herbicide formulations. Compliance with the tolerance levels specified is to be determined by measuring the combined residues of cloquintocet-mexyl, (acetic acid [(5-chloro-8-quinolinyl)oxy]-, 1-methylhexyl ester; CAS Reg. No. 99607-70-2) and its acid metabolite (5-chloro-8-quinolinoxyacetic acid), expressed as cloquintocet-mexyl, in or on the following commodities:

Table 1 to Paragraph (a)

Commodity Parts per million

Barley, grain 0.1

Barley, hay 0.1

Barley, straw 0.1

Teff, forage 1 0.2

Teff, grain 1 0.1

Teff, hay 1 0.5

Teff, straw 1 0.1

Wheat, forage 0.2

Wheat, grain 0.1

Wheat, hay 0.5

Wheat, straw 0.1

1 There are no U.S. registrations for use on this commodity as of March 22, 2017.

(b) Section 18 emergency exemptions. [Reserved]

(c) Tolerances with regional registrations. [Reserved]

(d) Indirect or inadvertent residues. [Reserved]