Coal tar pitch volatiles — workplace exposure limit
What is the niosh rel (mg/m³) for Coal tar pitch volatiles — workplace exposure limit?
For Coal tar pitch volatiles, niosh rel (mg/m³) is TWA 0.1; cas no. is 65996-93-2, verified against its source on 2026-09-08.
NIOSH REL Ca TWA 0.1 mg/m3 (cyclohexane-extractable fraction)
— cdc.gov, retrieved 2026-09-08
- Substance
- Coal tar pitch volatiles verified
- CAS No.
- 65996-93-2 verified
- NIOSH REL (mg/m³)
- TWA 0.1 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 - Coal tar pitch volatiles
CAS No.
CAS No. 65996-93-2
— all from cdc.gov, retrieved 2026-09-08
Source
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0145.html