Tel: 010-57286377 13391817494 (08: 00-22: 00 7 × 14 hours) Jiang Jing Wei thick right refrigeration - Professional refrigerant, refrigeration oil and HVAC accessories, refrigeration supplies to do a one-stop supplier of high quality! Our commitment: to provide genuine quality nourishment for refrigeration HVAC system! Beijing Jing Wei Sheng Technology Co., Ltd. R-502 refrigerant, alias R502, Freon 502, trade names have Freon 502, Genetron 5022 and so on, the Chinese name Freon -502. Because R-502 containing ozone-depleting CFC and HCFC substances non-environmentally friendly refrigerants, so the vast majority of countries in the world to prohibit or restrict the R502 refrigerant used for initial installation on new refrigeration equipment and aftermarket equipment maintenance process add. R-502 R-502 as the main purpose of a once extensive cryogenic refrigerant, mainly used in cold storage, commercial refrigeration, supermarket display display cabinets, food refrigeration equipment, ice cream machine, marine refrigeration equipment, transport refrigeration, industrial refrigeration, low temperature freezer , refrigeration condensing units and other refrigeration equipment. Chemical and physical properties of refrigerant R-502 R-502 molecular weight 111.6 name boiling point (1atm), ℃ -45.4 critical temperature, ℃ 82.2 critical pressure, kPa 4075 saturated vapor pressure (25 ℃), kPa 1148 vaporization heat / latent heat of evaporation (boiling point, 1atm ), kJ / kg 172 ozone depleting potential (ODP) 0.221 global warming potential (GWP, 100 yr) 4500 ASHRAE security level A1 (non-toxic and non-flammable) R-502 refrigerant packaging disposable cylinder packaging: 13.6kg / bottle . Tel: 010-57286377 13391817494 (08: 00-22: 00 7 × 14 hours) Jiang thick right