1) With platinum (Pt) as cathode and Ag / AgCl as anode. 2) The electrolyte is 0.1 M potassium chloride (KCI). 3) The silicone rubber permeable membrane imported from U.S. 4) It has silicone rubber and steel gauze. 5) It is featured by collision resistance, high. temperature resistance, shape retention. 6) widey used for trace dissolved oxygen content application, such as thermal power plants, power plant desalted water,boiler feed water etc.