Dichlorodifluoromethane
dichloro(difluoro)methane, R12, difluorodichloromethane, fluorocarbon 12, Freon® 12, Genetron® 12, Halon® 122, propellant 12, Refrigerant 12
How to detect Dichlorodifluoromethane
Formula: CCl2F2 | CAS: 75-71-8
Synonyms: dichloro(difluoro)methane, R12, difluorodichloromethane, fluorocarbon 12, Freon® 12, Genetron® 12, Halon® 122, propellant 12, Refrigerant 12
Specification
| Specification | Value/Information | 
|---|---|
| Formula | CCl2F2 | 
| CAS no. | 75-71-8 | 
| 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) | 0.199 | 
| Molecular Weight, g/mole | 120.9 | 
| Melting point, °C | -158 | 
| Boiling point, °C | -30 | 
| Specification | Value/Information | 
|---|---|
| Flash point, °C | - | 
| Lower Explosive Limit, % | 5.9 | 
| Density, g.cm⁻³ | 1.35 | 
| Ionisation Energy, eV | 11.75 | 
| NIOSH TWA REL, ppm | 1000 | 
| NIOSH TWA REL, mg.m⁻³ | 4950 | 
| NIOSH IDLH, ppm | 15000 | 
| OSHA TWA PEL, ppm | 1000 | 
| OSHA TWA PEL, mg.m⁻³ | 4950 |