1.Fix with Refrigrant gas R134a very well. 2.Very convenient to find out the leak. 3.corrosion resistant 4.water resistant Application : It is POE oil which is used for refrigerant that do not damage the ozone layer .such as :r134a ,r404a,,r407c ,r507,r508b and some other HFC series refrigerant.The viscosity range for use : ISO VG5-VG220.Techinical specification: ItemTesting ...