Mixed refrigerant R415b is used as R12 replacement Physical Property of R415B:Critical Temperature, °C 124Critical Pressure, MPa4.768Saturated Liquid Density, 25°C, [g/cm3)] 0.935ODP 0.01GWP 0.10 Technical specifications of R415B:Purity, % 99.8Moisture, PPM 10Acidity (as HCl), PPM 1Vapor Residue, PPM 100Determination of chlorides (Cl-) Pass Mixed Refrigerant R415b