Refrigerant gas r22 . COLORLESS AND CLEAR,ODORLESS HIGH PURITY EXCELLENT THERMAL AND ... —Appearance Colorless and clear ,Odor Odorless Application Chlorodifluoromethane (HCFC-22),a colorless gas at room temperature,is a colorless ,non - toxic,non ... for Halon 1211 production.Packing Disposable cylinder:13.6kg(30lbs),22.7kg(50lbs)Refillable cylinder:400L,800L,926L,1000LISO-TANK ...