Molecular weight120.92BP,°C-29.8Ice point °C-Critical temperature ,°C112.0Critical pressure ,Mpa4.14Density of saturated liquid30°C,(g/cm3)-Specific heat of liquid 30°C,[KJ/(Kg·°C)]0.21Specific heat of equipressure steam(Cp),30°C and 101.3kPa[KJ/(Kg·°C)]0.15ODP0.82GWP-Critical density,g/cm3-Vaporization heat under BP,KJ/Kg- Purity%≥99.8Moisture,PPm≤0.0005Acidity,PPm≤0.00001Residue on evaporation ,PPm≤0.01Appearancecolorless , no cloudy Odor no smell