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[交流] 【求助】有关非水相正丁胺电位滴定

最近,采用电位滴定法确定固体酸的酸强度、酸量。以正丁胺溶液为碱滴定剂滴定固体酸乙腈溶液。跟据一阶突越确定等当点。但是,当催化剂只含有Lewis酸而无B酸时,滴定过程中没有出现电位突越,请教各位高手是何原因?是因为此方法对Lewis无响应吗?还是突越太小,检测不到呢?另外非水相复合电极的工作原理是什么?
先谢谢诸位了!
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