... or small can type for car use refrigerant gas R134A tetrafluoroethanewe can supply all kinds of refrigerant:R11, R12, R22, R502, R407C, ... 1Critical Temperature,°c: 101.1Critical Pressure,MPa: 4.05Specific Heat of Liquid,30°c,[KJ/(Kg°c)]: 1.51Solubility(water,25 ... 1Vapor Residue,PPm: ≤100Appearance: Colorless,No turbidOdor: No Strange Stench Refrigerant gas R134A for auto air conditioner refrigeration