... and chemical prosperities Physical prosperitiesPressure(Kpa)Temperature(°C)Denisty(kg/m³)Liquid state/-50.81880Gaseosness101. ... .325(kPa,0°C):0.01206W/(mK)Refractive index(0°C,101.325kPa):1.000783Solubility in Water5. ... 4cm 3SF4/kg H2O(SF6 101.325kpa,25°C)Dielectric ... Constant1002049(Gaseosness,101.325kPa,25 °C),At 21.1°C in S.P. ...