Refrigerant gas R134 use in car air conditioning .1,1,1,2-Tetrafluoroethane, ... 400KG/400L, 800KG/800L, 1000KG/1000L, 950KG/926L.Application: Refrigerant, R12 replacement. Physical PropertyQuality IndexMolecular Mass102.03Purity % ≥99.9Boiling Point, °C ... Liquid Density 25°C, (g/cm3)1.207 Refrigerant gas R134