# [alpha]-Alkyl-[omega]-hydroxypoly(oxypropylene) and/or poly (oxyethylene) Polymers Where the Alkyl Chain Contains a Minimum of 6 Carbons; Exemptions From the Requirement of a Tolerance
> **Rule** · Final rule. · Published 2021-08-27 · Effective 2021-08-27 · 86 FR 48032
## Document
- **Document number:** 2021-18527
- **Category:** pesticide
- **Federal Register citation:** 86 FR 48032
- **CFR reference:** 40 CFR 180
- **Publication date:** 2021-08-27
- **Effective date:** 2021-08-27
- **EPA docket:** EPA-HQ-OPP-2021-0161
## Abstract

This regulation establishes exemptions from the requirement of a tolerance for [alpha]-alkyl-[omega]-hydroxypoly (oxypropylene) and/or poly (oxyethylene) polymers where the alkyl chain contains a minimum of six carbons when used as inert ingredients in certain pesticide formulations. Spring Regulatory Sciences, on behalf of Sasol Chemicals (USA) LLC, 12120 Wickchester Ln., Houston, Texas 77224, submitted a petition to EPA under the Federal Food, Drug, and Cosmetic Act (FFDCA), requesting amendments to existing exemptions from the requirement of a tolerance when used in accordance with these exemptions.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2021/08/27/2021-18527/alpha-alkyl-omega-hydroxypolyoxypropylene-andor-poly-oxyethylene-polymers-where-the-alkyl-chain)
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