Arsenic (inorganic compounds, as As) — workplace exposure limit
What is the niosh rel (mg/m³) for Arsenic (inorganic compounds, as As) — workplace exposure limit?
For Arsenic (inorganic compounds, as As), niosh rel (mg/m³) is C 0.002; cas no. is 7440-38-2 (metal), verified against its source on 2026-09-08.
NIOSH REL Ca C 0.002 mg/m3 [15-minute]
— cdc.gov, retrieved 2026-09-08
- Substance
- Arsenic (inorganic compounds, as As) verified
- CAS No.
- 7440-38-2 (metal) verified
- NIOSH REL (mg/m³)
- C 0.002 verified
Where each value comes from
This source states these in separate places, so each value is shown with the passage that states it.
Substance
CDC - NIOSH Pocket Guide to Chemical Hazards - Arsenic (inorganic compounds, as As)
CAS No.
CAS No. 7440-38-2 (metal)
— all from cdc.gov, retrieved 2026-09-08
Source
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0038.html