Physical properties
| Molecular Weight | 84.04 |
| Boiling Point, ℃ | -47.4 |
| Critical Temperature°C | 73.15 |
| Critical Pressure, Mpa | 3.76 |
| Specific Hear Of Liquid, 30°C, [KJ/(kg•°C)] | 1.31 |
| (ODP) | 0 |
| (GWP) | 3800 |
Quality Index
| Purity，% | ≥99.9 |
| Moisture，PPM | ≤10 |
| Acidity，PPM | ≤0.1 |
| Vapor Residue，PPM | ≤100 |
| Appearance | Colorless, No Turbid |
| Ordor | No Strange Stench |
