Cerium dioxide ultrafine powder is prepared by electrochemical method using composite coating of In-Ru-Ir as anode,cerous nitrate and ammonium nitrate as electrolyte.

• 采用钛基钌铱铑复合涂层作为阳极,以硝酸铈和硝酸铵作为电解液,电化学法制备二氧化铈超细粉体。