High Purity Refrigerant gas R134a. Good quality in competitive price use for car and air condition Refrigerant gas R134a ,1,1,1 ... air-condition.R-134a has been widly used as refrigerant in car ,super-market freezer,reach-in-coolers,display ... , ppm≤10Critical Temperature,°C101.1Acidity, ppm≤0.1Critical Pressure,Mpa4.05Evaporating Residue,ppm≤100ODP0AppearanceColourless,No turbidGWP0.29OdorNo strange ...