---
type: threshold
id: isobutyl-acetate-2-methylpropyl-acetate
asset: workplace-exposure-limits
title: "Isobutyl acetate; 2-methylpropyl acetate — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.dir.ca.gov/title8/5155.html
source_quote: "110190 | | Isobutyl acetate; 2-methylpropyl acetate | 150 | 700"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Isobutyl acetate; 2-methylpropyl acetate"
pel_ppm: "150"
pel_mgm3: "700"
verified: true
---
**Substance:** Isobutyl acetate; 2-methylpropyl acetate

**PEL (ppm):** 150

**PEL (mg/m³):** 700

> 110190 | | Isobutyl acetate; 2-methylpropyl acetate | 150 | 700

Source: <https://www.dir.ca.gov/title8/5155.html>