| Chemical Name | Difluoromethane |
| Other Name | Carbon fluoride hydride, Methylene difluoride,Methylene fluoride, Freon-32, HFC-32, R32 |
| CAS Number | 75-10-5 |
| ELINCS Number | 200-839-4 |
| Chemical Formula | CH2F2 |
| Structural Formula | CH2F2 |
| Molar Mass | 52.02 |
| ODP(CFC-11 = 1) | 0 |
| GWP100(CO2 = 1) | 749 |
| Atmospheric Lifetime(year) | 5.27 |
| TWA(8-hr, mg/m3) | 2.5 |
| Chemical Name | Difluoromethane |
| Boiling Point(℃) | -52 |
| Melting Point(℃) | -136 |
| Liquid Density(g/cm3) | 1.1 |
| Vapor Density(air=1) | 3.82 |
| Vapor Pressure(21℃,kPa) | 1518.92 |
| Critical Temperature(℃) | 78.45 |
| Critical Pressure(MPa) | 5.83 |
| Critical Density(g/cm3) | 0.43 |
| Solubility in water(g/l) | >1.68 |
| Flammability(℃) | Flammable |
| Explosive Limit(%vol) | 13-33 |
| Purity | 99.9% | 99.999% |
| Cylinder Size | Valve Type | Filling Weight |
| 10 L | CGA 350 / DISS 724 | 7kg |
| 44 L | CGA 350 / DISS 724 | 30 kg |