... 2.molecular weight:102.03 3.appearance:colorless,not turbid 4.odor:cdprless Packaging & Delivery Packaging Detail:Non-refillable (disposable) ... a nontoxic,colorless,odorless,nonexplosive,inflammable material. 4.It is widly applied as refrigerant in auto air-condition,refrigerator,,commercial refrigeration ... in areas such as medicine,pesticide,cosmetics and cleaning. gas refrigerant r134a - ISO TANK