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

For Methyl alcohol, cas no. is 67-56-1; pel (ppm) is 200; pel (mg/m³) is 260, verified against its source on 2026-08-05.

- **Substance:** Methyl alcohol
- **CAS No.:** 67-56-1
- **PEL (ppm):** 200
- **PEL (mg/m³):** 260

## What the source says

> Methyl alcohol | 67-56-1 | 200 | 260 | - |

## Source

- https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1

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/).