Beryllium, and beryllium compounds — workplace exposure limit
What is the pel (mg/m³) for Beryllium, and beryllium compounds — workplace exposure limit?
For Beryllium, and beryllium compounds, pel (mg/m³) is 0.0002; ceiling is 0.025mg/M3; cas no. is 7440417, verified against its source on 2026-08-05.
7440417 | | Beryllium, and beryllium compounds | -- | 0.0002 | 0.025mg/M3 | -- | 0.002
— dir.ca.gov, retrieved 2026-08-05
- Substance
- Beryllium, and beryllium compounds verified
- CAS No.
- 7440417 verified
- PEL (mg/m³)
- 0.0002 verified
- Ceiling
- 0.025mg/M3 verified
- STEL (mg/m³)
- 0.002 verified
- NIOSH REL, as stated
- Ca See Appendix A per cdc.gov
What osha.gov says
Beryllium and beryllium compounds (as Be); see 1926.1124 8 | 7440-41-7 | - | - | - |
— osha.gov, retrieved 2026-08-05
What cdc.gov says
NIOSH REL Ca See Appendix A
— cdc.gov, retrieved 2026-09-08
Sources
- dir.ca.govhttps://www.dir.ca.gov/title8/5155.html
- osha.govhttps://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0054.html