... 75 Critical pressure , Mpa:4.97 Refrigerant Gas(R-22)Quality standard:GradeTFE raw materialRefrigantAppearanceColorless,not turbidColorless,no turbidOdorOdorlessOdorlessPurity≥%99.999.8Water ... as pure or in mixture for refrigeration (medium-high temperatures),raw material for PTFE production and intermediate for Halon 1211 production ... 6kg ,22.7kg,40kg ,400kg,800kg,950kg,ISOtank. Refrigerant Gas (R-22)