Physical properties
| Molecular weight | 120.02 |
| Boiling point, °C | -48.45 |
| Critical temperature, °C | 66.05 |
| Critical pressure, Mpa | 3.592 |
| Liquid specific heat, 30°C, [KJ/(kg•°C)] | 1.26 |
| (ODP) | 0 |
| (GWP) | 3400 |
Quality Index
| Purity，% | ≥99.9 |
| Moisture，PPM | ≤10 |
| Acidity，PPM | ≤1 |
| Evaporation residue，PPM | ≤100 |
| Appearance | colorless, not turbid |
| Ordor | no smell |
