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。
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.
本文从原理和应用两个方面,讨论了配位滴定中选择和控制溶液酸度的重要性和复杂性。
In this paper, the importance and complexity of the selection and control of the solution acidity in coordination titration was discussed through the principle and the application.
利用本实验室自制的电容实时测量装置对巯基丙酸自组装膜的表面酸度进行电容滴定研究。
The acid base equilibrium of self assembly monolayer(SAM) of mercaptopropionic acid on gold electrode was studied by capacitance titration.
从理论上对配位滴定时解蔽反应的酸度问题进行了探讨,并提出了简便的计算方法。
The acidity control problem of de-masking reaction in complexometric titration was presented theoretically in the paper, and simple calculation method was also provided.
对饮用水中化学耗氧量(COD)的通用测定方法进行了改进,采用一定功率的电炉直接加热试样,调节酸度后进行滴定,得到了和通用测定法相同的测定结果。
Sample is directly heated with an electrical stove and it is titrated after its acid content is adjusted, by which the result consisted with that of a common determining method is obtained.
对饮用水中化学耗氧量(COD)的通用测定方法进行了改进,采用一定功率的电炉直接加热试样,调节酸度后进行滴定,得到了和通用测定法相同的测定结果。
Sample is directly heated with an electrical stove and it is titrated after its acid content is adjusted, by which the result consisted with that of a common determining method is obtained.
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