Hydrazine
For Hydrazine, cas no. is 302-01-2; pel (ppm) is 1; pel (mg/m³) is 1.3, verified against its source on 2026-08-05.
- Substance
- Hydrazine
- CAS No.
- 302-01-2
- PEL (ppm)
- 1
- PEL (mg/m³)
- 1.3
What the source says
Hydrazine | 302-01-2 | 1 | 1.3 | X |
— osha.gov, retrieved 2026-08-05
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.
Hydrazine | 302-01-2 | 1 | 1.3 | X |
https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
dir.ca.gov says pel (ppm) is 0.01, as of 2026-08-05.
302012 | S | Hydrazine | 0.01 | 0.013
https://www.dir.ca.gov/title8/5155.html
PEL (mg/m³)
osha.gov says pel (mg/m³) is 1.3, as of 2026-08-05.
Hydrazine | 302-01-2 | 1 | 1.3 | X |
https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
dir.ca.gov says pel (mg/m³) is 0.013, as of 2026-08-05.
302012 | S | Hydrazine | 0.01 | 0.013
Sources
- osha.govhttps://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
- dir.ca.govhttps://www.dir.ca.gov/title8/5155.html