... AND CLEAR,ODORLESS HIGH PURITY EXCELLENT THERMAL AND CHEMICAL PROPERTIES FREON GAS R22 HONEYWELL, DAIKAIN, JUHUA, DUPONT, HARP, FORNE BRANDS ... Colorless and clear ,Odor Odorless Application Chlorodifluoromethane (HCFC-22),a colorless gas at room temperature,is a colorless ,non - toxic ... 1211 production.Packing Disposable cylinder:13.6kg(30lbs),22.7kg(50lbs)Refillable cylinder:400L,800L,926L,1000LISO- ...