... :-40.75 Critical pressure , Mpa:4.97 Refrigerant Gas(R-22)Quality standard:GradeTFE raw materialRefrigantAppearanceColorless,not turbidColorless,no turbidOdorOdorlessOdorlessPurity ... a colorless,non-toxic,non-flammable and transparent liquefied gas .it has excellent thermal and chemical properties , ... and polyurethane foams.Packing:13.6kg ,22.7kg,40kg ,400kg,800kg,950kg,ISOtank. Refrigerant Gas (R-22)