... ,Gas density: 0.935 4,Application: subsitute R12 5,Critical pressure,temperature:4.768mpa,124degree Mix refrigerant gas R415b Application: subsitute for ... R134a, 12kg Molecular weight70.20Boiling point,°C-26.72Critical temperature,°C124Critical pressure,Mpa4.768Gas density,25°C0.935ODP0.01GWP0.10Purity≥99.8 ...