| Molcular Formula | (CH3)2CHCH3 |
| Molecular weight | 58.123 |
| Boiling point, ºC | -11.61 |
| Critical Temperature, ºC | 134.9 |
| Critical pressure, Mpa | 3.648 |
| Liquid specific heat, 30ºC, [KJ/(kg·ºC)] | 1.78 |
| ODP | 0 |
| GWP | 3 |
| Purity, % | ≥99.95 |
| Sulfur (ppm) | ≤1.0 |
| Moisture(ppm by weight) | ≤10 |
| Acidity (ppm by weight,as HCL) | ≤1.0 |
| Vapor Residue (% by volume) | ≤0.01 |
| Appearance | Colorless |
| Odor | Odorless |
