Refrigerant Solutions - the refrigerant specalists

Physical Properties

    RS-52 RS-502
Molecular weight   101.3 111.6
Boiling point1(1 atm) °C -46.7 -45.4
°F -52.1 -49.7
Temperature Glide K 0.8 0.2
Critical Temperature °C 73.0 82.2
°F 163.4 180
Critical Pressure bara 38.1 40.7
psia 552 591
Liquid Density (25 °C) kg/m3 1053 1217
Density of saturated vapour (25 °C) kg/m3 70.2 62.2
Latent Heat of Vaporisation at boiling point kJ/kg 189.2 173
Cp (25 °C & 1atm) kJ/kg.K 0.8737 0.6914
Cv (25 °C & 1bara) kJ/kg.K 0.7846 0.6112
Cp (25 °C & 1bara) kJ/kg.K 0.8735 0.6912
Cp/Cv (25 °C & 1bara)   1.113 1.131
Vapour Pressure (25 °C) bara 12.68 11.5
psia 183.9 167
Vapour Viscosity (25 °C & 1bara) cP 0.01225 0.01288
Liquid Viscosity (25 °C) cP 0.1279 0.1425
Liquid Thermal Conductivity (25 °C) W/m.K 0.0658 0.0629
Surface Tension (25 °C) N/m 0.00468 0.00545
Specific heat of liquid (25 °C) kJ/kg.K 1.526 1.25
Ozone Depletion Potential ODP 0 0.34
Flammability limit in air (1 atm) vol % None None
Inhalation exposure (8 hour day & 40 hour week) ppm 1000 1000

(1) Bubble point