p-Terphenyl — workplace exposure limit
What is the niosh rel (ppm) for p-Terphenyl — workplace exposure limit?
For p-Terphenyl, niosh rel (ppm) is 0.5; niosh rel (mg/m³) is C 5; cas no. is 92-94-4, verified against its source on 2026-09-08.
NIOSH REL C 5 mg/m3 (0.5 ppm)
— cdc.gov, retrieved 2026-09-08
- Substance
- p-Terphenyl verified
- CAS No.
- 92-94-4 verified
- NIOSH REL (ppm)
- 0.5 verified
- NIOSH REL (mg/m³)
- C 5 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 - p-Terphenyl
CAS No.
CAS No. 92-94-4
— all from cdc.gov, retrieved 2026-09-08
Source
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0593.html