---
kind: "section"
citation: "40 C.F.R. § 180.1270"
title: "40"
number: "180.1270"
heading: "Isophorone; exemption from the requirement of a tolerance."
url: "https://uscodex.org/cfr/40/180.1270"
---

# §180.1270. Isophorone; exemption from the requirement of a tolerance.


Isophorone (CAS Reg. No. 78-59-1) is exempt from the requirement of a tolerance when used as an inert ingredient in pesticide formulations applied to beets, ginseng, rice, spinach, sugar beets, and Swiss chard.


## Notes

### Amendments

[71 FR 45408, Aug. 9, 2006]

### Authority

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

### Source

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

### Amendments

[71 FR 45408, Aug. 9, 2006]