---
type: threshold
id: beryllium-and-beryllium-compounds
asset: workplace-exposure-limits
title: "Beryllium, and beryllium compounds — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.dir.ca.gov/title8/5155.html
source_quote: "7440417 | | Beryllium, and beryllium compounds | -- | 0.0002 | 0.025mg/M 3 | -- | 0.002"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Beryllium, and beryllium compounds"
pel_mgm3: "0.0002"
ceiling: "0.025mg/M 3"
stel_mgm3: "0.002"
verified: true
---
**Substance:** Beryllium, and beryllium compounds

**PEL (mg/m³):** 0.0002

**Ceiling:** 0.025mg/M 3

**STEL (mg/m³):** 0.002

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

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