---
kind: "section"
citation: "40 C.F.R. § 180.560"
title: "40"
number: "180.560"
heading: "Cloquintocet-mexyl; tolerances for residues."
url: "https://uscodex.org/cfr/40/180.560"
---

# §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:
- (b) **Section 18 emergency exemptions.** [Reserved]
- (c) **Tolerances with regional registrations.** [Reserved]
- (d) **Indirect or inadvertent residues.** [Reserved]

## Notes

### Amendments

[65 FR 38764, June 22, 2000, as amended at 70 FR 74688, Dec. 16, 2005; 73 FR 11820, Mar. 5, 2008; 75 FR 16020, Mar. 31, 2010; 76 FR 38035, June 29, 2011; 81 FR 50634, Aug. 2, 2016; 82 FR 14623, Mar. 22, 2017; 83 FR 45843, Sept. 11, 2018; 89 FR 18553, Mar. 14, 2024]

### Authority

Authority: 21 U.S.C. 321(q), 346a and 371.

### Source

Source: 36 FR 22540, Nov. 25, 1971, unless otherwise noted.

### Amendments

[65 FR 38764, June 22, 2000, as amended at 70 FR 74688, Dec. 16, 2005; 73 FR 11820, Mar. 5, 2008; 75 FR 16020, Mar. 31, 2010; 76 FR 38035, June 29, 2011; 81 FR 50634, Aug. 2, 2016; 82 FR 14623, Mar. 22, 2017; 83 FR 45843, Sept. 11, 2018; 89 FR 18553, Mar. 14, 2024]