# Imazapyr; Pesticide Tolerances
> **Rule** · Final Rule. · Published 1997-04-09 · Effective 1997-04-09 · 62 FR 17096
## Document
- **Document number:** 97-9091
- **Category:** pesticide
- **Federal Register citation:** 62 FR 17096
- **CFR reference:** 40 CFR 180
- **Publication date:** 1997-04-09
- **Effective date:** 1997-04-09
- **EPA docket:** OPP-300471
## Abstract

This document establishes tolerances for the residues of the herbicide imazapyr, [2-[4,5-dihydro-4-methyl-4-(1-methylethyl)-5-oxo- 1H-imidazol-2-yl]-3-pyridinecarboxylic acid], applied as the acid, in or on field corn. American Cyanamid submitted a petition to EPA under the Federal Food, Drug and Cosmetic Act as amended by the Food Quality Protection Act of 1996 requesting the tolerances.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1997/04/09/97-9091/imazapyr-pesticide-tolerances)
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