... use for car and air condition Good quality in competitive price Refrigerant gas R134a ,1,1,1,2-Tetrafluoroethane ,used in auto ... .R-134a has been widly used as refrigerant in car ,super-market freezer,reach-in-coolers,display cases, auto air ... refrigerators,cenrel air conditions,commercial refrigeration,and also been used in areas such as medicine,cosmetics,pesticide Physical Properties Quality ...