# Beryllium, and beryllium compounds — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side

For Beryllium, and beryllium compounds, pel (mg/m³) is 0.0002; ceiling is 0.025mg/M 3; stel (mg/m³) is 0.002, verified against its source on 2026-08-05.

- **Substance:** Beryllium, and beryllium compounds
- **PEL (mg/m³):** 0.0002
- **Ceiling:** 0.025mg/M 3
- **STEL (mg/m³):** 0.002

## What the source says

> 7440417 | | Beryllium, and beryllium compounds | -- | 0.0002 | 0.025mg/M 3 | -- | 0.002

## 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/).