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一、前言某项生产工艺要求周期性地分析1—2NNaOH溶液中约1×10~(-3)N的锂离子。如用锂离子选择电极,则要求对钠的选择比达10~4左
First, a preface A production process requires periodic analysis of 1-2NNaOH solution of about 1 × 10 ~ (-3) N of lithium ions. Such as the use of lithium-ion selective electrode, the required ratio of sodium to 10 to 4 left