Refrigerant gas r22 . COLORLESS AND CLEAR,ODORLESS HIGH PURITY EXCELLENT THERMAL AND CHEMICAL PROPERTIES FREON GAS R22 HONEYWELL, DAIKAIN, JUHUA, DUPONT, HARP, FORNE BRANDS AVAILABLE. ... and no corrosivity to metals. Its main applications include refrigerant(-80°Cgrade),raw material for PTFE production and intermediate ... :400L,800L,926L,1000LISO-TANK 13.6kg (30lbs) Refrigerant Gas R22,high purity 99.9%