The main method used in analyzing of rare earth and actinide in radiochemical diagnosis is ion exchange, but the analyzing procedure based on this method has many steps and is time-consuming. A quick analyzing method for the diagnosis of rare earth and actinide is needed to be found. HPLC have The main method used in analyzing of rare earth and actinide in radiochemical diagnosis is ion exchange, but the analyzing procedure based on this method has many steps and is time-consuming. A quick analyzing method for the diagnosis of rare earth and actinide is needed to be found. HPLC have