Benzyl chloride — CAS 100-44-7 — workplace exposure limit
What is the pel (ppm) for Benzyl chloride — CAS 100-44-7 — workplace exposure limit?
For Benzyl chloride, pel (ppm) is disputed: 1 per osha.gov, 0.03 per dir.ca.gov; pel (mg/m³) is disputed: 5 per osha.gov, 0.16 per dir.ca.gov; cas no. is 100-44-7, verified against its source on 2026-08-05.
Benzyl chloride | 100-44-7 | 1 | 5 | - |
— osha.gov, retrieved 2026-08-05
- Substance
- Benzyl chloride verified
- CAS No.
- 100-44-7 verified
- PEL (ppm)
- 1 sources disagree
- PEL (mg/m³)
- 5 sources disagree
- NIOSH REL (ppm)
- C 1 per cdc.gov
- NIOSH REL (mg/m³)
- 5 per cdc.gov
What cdc.gov says
NIOSH REL C 1 ppm (5 mg/m3) [15-minute]
— cdc.gov, retrieved 2026-09-08
Substance
CDC - NIOSH Pocket Guide to Chemical Hazards - Benzyl chloride
CAS No.
CAS No. 100-44-7
Sources disagree
More than one authority states this, and they do not state the same thing. Both are reproduced with the source each came from — deciding between them is yours, not ours.
PEL (ppm)
osha.gov says pel (ppm) is 1, as of 2026-08-05.
Benzyl chloride | 100-44-7 | 1 | 5 | - |
https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
dir.ca.gov says pel (ppm) is 0.03, as of 2026-08-05.
100447 | | benzyl chloride; alpha-chlorotoluene | 0.03 | 0.16
https://www.dir.ca.gov/title8/5155.html
PEL (mg/m³)
osha.gov says pel (mg/m³) is 5, as of 2026-08-05.
Benzyl chloride | 100-44-7 | 1 | 5 | - |
https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
dir.ca.gov says pel (mg/m³) is 0.16, as of 2026-08-05.
100447 | | benzyl chloride; alpha-chlorotoluene | 0.03 | 0.16
Sources
- osha.govhttps://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0053.html
- dir.ca.govhttps://www.dir.ca.gov/title8/5155.html