o-Tolidine — workplace exposure limit
What is the niosh rel (mg/m³) for o-Tolidine — workplace exposure limit?
For o-Tolidine, niosh rel (mg/m³) is C 0.02; cas no. is 119-93-7, verified against its source on 2026-09-08.
NIOSH REL Ca C 0.02 mg/m3 [60-minute] [skin]
— cdc.gov, retrieved 2026-09-08
- Substance
- o-Tolidine verified
- CAS No.
- 119-93-7 verified
- NIOSH REL (mg/m³)
- C 0.02 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 - o-Tolidine
CAS No.
CAS No. 119-93-7
— all from cdc.gov, retrieved 2026-09-08
Source
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0618.html