Sodium metabisulfite — workplace exposure limit
What is the pel (mg/m³) for Sodium metabisulfite — workplace exposure limit?
For Sodium metabisulfite, pel (mg/m³) is 5; cas no. is 7681574, verified against its source on 2026-08-05.
7681574 | | Sodium metabisulfite | -- | 5
— dir.ca.gov, retrieved 2026-08-05
- Substance
- Sodium metabisulfite verified
- CAS No.
- 7681574 verified
- PEL (mg/m³)
- 5 verified
- NIOSH REL (mg/m³)
- TWA 5 per cdc.gov
What cdc.gov says
NIOSH REL TWA 5 mg/m3
— cdc.gov, retrieved 2026-09-08
Sources
- dir.ca.govhttps://www.dir.ca.gov/title8/5155.html
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0566.html