Aluminum — workplace exposure limit
What is the niosh rel, as stated for Aluminum — workplace exposure limit?
For Aluminum, niosh rel, as stated is TWA 10 mg/m3 (total) TWA 5 mg/m3 (resp); cas no. is 7429-90-5, verified against its source on 2026-09-08.
NIOSH REL TWA 10 mg/m3 (total) TWA 5 mg/m3 (resp)
— cdc.gov, retrieved 2026-09-08
- Substance
- Aluminum verified
- CAS No.
- 7429-90-5 verified
- NIOSH REL, as stated
- TWA 10 mg/m3 (total) TWA 5 mg/m3 (resp) 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 - Aluminum
CAS No.
CAS No. 7429-90-5
— all from cdc.gov, retrieved 2026-09-08
What osha.gov says
Aluminum, metal (as Al) | 7429-90-5 | - | - | - |
— osha.gov, retrieved 2026-08-05