This paper discusses the reaction principle and titrimetric operation in defining consistency of potassium permanganate titrant which sodium oxalate is regarded as the basis material.
分析了以草酸钠为基准物标定高锰酸钾标准溶液浓度的反应原理，标定操作及温度、酸度、滴定速度等滴定条件对标定结果的影响。
Sodium formate from waste alkali liquor was analyzed by perchloric acid nonaqueous titration instead of potassium permanganate method, which caused larger deviation.
采用高氯酸非水滴定法分析废碱液中的甲酸钠，代替了误差较大的高锰酸钾法。
The coagulation-supporting effect of the pre-oxidation of sodium permanganate in the process of coagulation was studied.
研究了高锰酸钠预氧化对混凝过程的助凝作用。
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