Propylene glycol dinitrate — workplace exposure limit
What is the niosh rel (ppm) for Propylene glycol dinitrate — workplace exposure limit?
For Propylene glycol dinitrate, niosh rel (ppm) is TWA 0.05; niosh rel (mg/m³) is 0.3; cas no. is 6423-43-4, verified against its source on 2026-09-08.
NIOSH REL TWA 0.05 ppm (0.3 mg/m3) [skin]
— cdc.gov, retrieved 2026-09-08
- Substance
- Propylene glycol dinitrate verified
- CAS No.
- 6423-43-4 verified
- NIOSH REL (ppm)
- TWA 0.05 verified
- NIOSH REL (mg/m³)
- 0.3 verified
- PEL (ppm)
- 0.05 per dir.ca.gov
- PEL (mg/m³)
- 0.3 per dir.ca.gov
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 - Propylene glycol dinitrate
CAS No.
CAS No. 6423-43-4
— all from cdc.gov, retrieved 2026-09-08
What dir.ca.gov says
6423434 | S | Propylene glycol dinitrate; PGDN | 0.05 | 0.3
— dir.ca.gov, retrieved 2026-08-05
Sources
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0535.html
- dir.ca.govhttps://www.dir.ca.gov/title8/5155.html