申请人:——
公开号:US20030092189A1
公开(公告)日:2003-05-15
A test method and device are described for quantitatively determining the presence and concentration of chlorine dioxide in aqueous solution, which may contain chlorine. Contacting the aqueous solution containing chlorine dioxide with a test strip in accordance with the invention produces a color change in proportion to the concentration of the chlorine dioxide. The invention has particular utility in determining the presence of chlorine dioxide in water containing chlorine such as municipal water.
本发明描述了一种定量测定可能含有氯的水溶液中二氧化氯的存在和浓度的测试方法和装置。根据本发明,将含有二氧化氯的水溶液与试纸接触,会产生与二氧化氯浓度成比例的颜色变化。本发明特别适用于确定含氯水中是否存在二氧化氯,如市政用水。