The XG611 automatic trace moisture analyzer (formerly XWS-8 type) is suitable for GB/T7600 operation transformer oil moisture content determination method (Coulomb method), SH/T0255 additive and additive containing lubricating oil moisture determination method (electric method), SH/T0246 light petroleum product moisture content determination method (electric method), accurately determining the trace moisture of liquids and solids, used in industries such as power, petroleum, chemical, pharmaceutical, food, etc. It can quickly determine the moisture content of chemical, petroleum, pharmaceutical, pesticide and other products such as alcohols, oils, lipids, ethers, esters, acids, alkanes, benzenes, amines, organic solvents, pesticides, phenols, and pharmaceutical raw materials.