... car and air condition Good quality in competitive price Refrigerant gas R134a ,1,1,1,2-Tetrafluoroethane ,used in auto ... air condition,refrigerator,central air-condition.R-134a has been widly used as refrigerant in car ... Physical Properties Quality Specification Molecular formulaCH2FCF3Purity, %≥99.9Boiling Point, °C-26.1Moisture, ppm≤10Critical Temperature,°C101.1Acidity, ppm≤0. ...