m-Phthalodinitrile — workplace exposure limit
What is the pel (mg/m³) for m-Phthalodinitrile — workplace exposure limit?
For m-Phthalodinitrile, pel (mg/m³) is 5; cas no. is 626175, verified against its source on 2026-08-05.
626175 | | m-Phthalodinitrile | -- | 5
— dir.ca.gov, retrieved 2026-08-05
- Substance
- m-Phthalodinitrile verified
- CAS No.
- 626175 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/npgd0513.html