# Methyl alcohol; methanol — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side

For Methyl alcohol; methanol, pel (ppm) is 200; pel (mg/m³) is 260; ceiling is 1000 ppm; stel (ppm) is 250; stel (mg/m³) is 325, verified against its source on 2026-08-05.

- **Substance:** Methyl alcohol; methanol
- **PEL (ppm):** 200
- **PEL (mg/m³):** 260
- **Ceiling:** 1000 ppm
- **STEL (ppm):** 250
- **STEL (mg/m³):** 325

## What the source says

> 67561 | S | Methyl alcohol; methanol | 200 | 260 | 1000 ppm | 250 | 325

## 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/).