Chloro-1,1-difluoroethane, 1-
1-chloro-1,1-difluoroethane, R142b
How to detect Chloro-1,1-difluoroethane, 1-
Formula: C2H3ClF2 | CAS: 75-68-3
Synonyms: 1-chloro-1,1-difluoroethane, R142b
Specification
| Specification | Value/Information |
|---|---|
| Formula | C2H3ClF2 |
| CAS no. | 75-68-3 |
| Gas Response Factor, 11.7 eV | ZR |
| Gas Response Factor, 10.6 eV | ZR |
| Gas Response Factor, 10.0 eV | ZR |
| ppm per mg/m⁻³, (20 °C, 1 bar) | 0.239 |
| Molecular Weight, g/mole | 100.5 |
| Specification | Value/Information |
|---|---|
| Melting point, °C | '-131 |
| Boiling point, °C | '-10 |
| Flash point, °C | '-65 |
| Upper Explosive Limit, % | 17.9 |
| Lower Explosive Limit, % | 6.2 |
| Density, g.cm⁻³ | 1.107 |
| Ionisation Energy, eV | 11.98 |









