... Pressure, MPa:4.99 4) Determination of chlorides Refrigerant Gas R404ar404 can be used as industrial, commercial, family and ... products, aerosol propellants, fire retardants and blowing agents.Refrigerant Gas R404a R404A continues to lead the way as the global ... by the leading compressor and equipment manufacturers worldwide. Refrigerant Gas R407CR407C is a kind of refrigerant of surrounds-protection ...