... BP :-40.75 Critical pressure , Mpa:4.97 Refrigerant Gas(R-22)Quality standard:GradeTFE raw materialRefrigantAppearanceColorless,not turbidColorless,no turbidOdorOdorlessOdorlessPurity ... and chemical properties , and not corrode metals, chlorodifluoromethane is used as pure or in mixture for refrigeration (medium-high temperatures),raw ... ,22.7kg,40kg ,400kg,800kg,950kg,ISOtank. Refrigerant Gas (R-22)