摘要 |
<p><P>PROBLEM TO BE SOLVED: To reduce an amount of secondary waste containing a radionuclide by chemical washing for removal of an oxide film containing the radionuclide from a component composing a nuclear power plant. <P>SOLUTION: In an oxidation process (S1) in which metal in an oxide film formed on a surface of a component composing a nuclear power plant is oxidized and dissolved with an oxidizing solution, an aqueous solution containing peroxydisulfuric acid is used as a solution. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |