... .purity:99.8%, 3.first service. Product:Refrigerant gas R22 Physical Properties Molecular Weight85.47Normal boiling Point, °C-40.8Critical Temperature, °C96 ... Potential(GWP)1700Density(kg/m3), Sat. Liquid @ 30 °C 1177Safety data:It has the chatacteristics of nontoxicity, odourlessness, incombustibility, non-explosiveness ... 400L, 800L, 926L, 1000L; ISO-Tank. refrigerant R22 with 99.8% purity