The procedure doesn't use indicator and the precipitate doesn't to separate. The end point of titration is obvious. The operation is simple , fast , accuracy and good repetition.
该方法不用指示剂，沉淀不必分离，具有终点直观、操作简单、快速准确、重现性好等特点。
The potentiometric method or the crystal violet indicator was used to indicate the end-point.
选用高氯酸— 冰醋酸标准液滴定，以电位法或结晶紫指示剂指示终点。
The potentiometric method or the crystal violet indicator was used to indicate the end-point.
选用高氯酸— 冰醋酸标准液滴定，以电位法或结晶紫指示剂指示终点。
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