题目内容

永停滴定法采用的电极是()

A. 离子选择性电极
B. 离子选择性电极和参比电极
C. 铂电极
D. 氧化还原电极
E. 参比电极

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C. 吸光度具有加合性
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Appears 24 hours; fades<2 week
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