| 摘要 |
<p>PURPOSE: A water tank for a water purifier, and an electrolytic polishing method thereof are provided to be able to provide water harmless to the human body and excellent in sanitation by enabling not to generate rust in the water tank. CONSTITUTION: A water tank (10) for a water purifier comprises a board (102) of stainless steel, and an oxide layer (104) positioned on the board. The oxide layer is applied to contact with purified water, and formed by the electrolytic polishing.</p> |
