... -40.82Relative Density(30°C), liquid, g/cm3 1.177Melting Point, °C-160.00Critical Temperature, °C96.15Critical Pressure, MPA4.75Ozonosphere ... Damage Potency(ODP)0.045Global Warming Potency(GWP)1700Freezing point 30°C-Specific heat of liquid 30°C , [ ... C)]0.16Critical density , g/cm30.526Vaporization heat below boiling point , KJ/Kg233.53. Quality Index (GB7373-87) GradeExcellent GradeFirst ...