1.environmently friendly refrigerant 2.cleaning,low poison,good refrigeration 3. ... Gas heat capacity 1 atm,25 °C ,KJ/(kgk) 0.829 Liquid heat capacity 1 atm,25 °C ,KJ/(kgk) 1.54 Gas heat conductivity ... Residue on evaporation,≤% 0.01 Non-congealing in gas-phase,≤% 1.5 The annual sales of Jindian refrigerant are over 300 ...