发明授权
US4643808A Method for controlling chlorates 失效
控制氯酸盐的方法

Method for controlling chlorates
摘要:
A method for controlling chlorates in an aqueous alkali metal hydroxide liquor produced by an ion exchange membrane electrolysis is provided, which comprises adding a reducing agent to brine to keep the concentration of chlorates to a specified value or less. The present invention provides an alkali metal hydroxide liquor with low content of chlorates.
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