... ,ODORLESS HIGH PURITY EXCELLENT THERMAL AND CHEMICAL PROPERTIES R22 REFRIGERANT GAS 6.8KG, 13.6KG, 22.7KG PACKAGES AVAILABLE Physical ... Application Chlorodifluoromethane (HCFC-22),a colorless gas at room temperature,is a colorless ,non - toxic,non-flammable and transparent liquid under the pressure ... (50lbs)Refillable cylinder:400L,800L,926L,1000LISO-TANK R22 Gas for sale 13.6kg(30lbs), 22.7kg(50lbs)