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提出了一个用四苯硼钠在交流示波极谱图上的切口来指示终点的测定常量钾的容量方法。方法快速、准确,干扰很少。
A method for the determination of the constant potassium capacity using an incision in sodium diphenylbenzene on an alternating current oscilloscope polarogram to indicate the end point was proposed. The method is fast, accurate, with little interference.