檢視电位滴定法的原始碼

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|<center>'''电位滴定法'''<br><img
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电位滴定法(potentiometric titration)是在滴定过程中通过测量电位变化以确定[[滴定终点]]的方法，和[[直接电位法]]相比，电位滴定法不需要准确的测量电极电位值，因此，温度、液体接界电位的影响并不重要，其[[准确度]]优于直接电位法，普通滴定法是依靠指示剂颜色变化来指示滴定终点，如果待测溶液有颜色或浑浊时，终点的指示就比较困难，或者根本找不到合适的指示剂。[[电位滴定法]]是靠电极电位的突跃来指示滴定终点。在滴定到达终点前后，滴液中的待测离子浓度往往连续变化n个数量级，引起电位的突跃，被测成分的含量仍然通过消耗滴定剂的量来计算。