# Propylene glycol monomethyl ether acetate — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side

For Propylene glycol monomethyl ether acetate, pel (ppm) is 100; pel (mg/m³) is 541; stel (ppm) is 150; stel (mg/m³) is 811, verified against its source on 2026-08-05.

- **Substance:** Propylene glycol monomethyl ether acetate
- **PEL (ppm):** 100
- **PEL (mg/m³):** 541
- **STEL (ppm):** 150
- **STEL (mg/m³):** 811

## What the source says

> 108656 | S | Propylene glycol monomethyl ether acetate | 100 | 541 | | 150 | 811

## Source

- https://www.dir.ca.gov/title8/5155.html

Last verified: 2026-08-05. Review by: 2027-08-05.
Part of [US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side](https://referencesource.org/workplace-exposure-limits/).