R134A制冷剂气体

Physical properties Molecular Formula CHF2CF3 Molecular weight 102.03 Boiling point,°C -26.1 Critical temperature, °C 101.1 Critical pressure, MPa 4.07 Critical density, g/cm3 0.512 Solubility in water(25°C)W/W 0.15 Heat capacity(liquid 25°C),kj/kg.°C 1.51 Ozone destructive potential (ODP) 0 Global warming potential (GWP) 0.29 Quality standard Grade Excellent Qualified Purity, %≥ 99.8 99.5 Moisture, %≤ 0.001 0.005 Acidity, %≤ 0.0001 0.0001 Non-volatile residue %≤ 0.01 0.01 Non-condensing gas %≤ 1.5 1.5 Applications Substitution for CFC-12 as a refrigerant