Evaluation of Uncertainty in Determination of COD in Drinking Water by Acidic Potassium Permanganate Titration 酸性高锰酸钾滴定法测定生活饮用水中耗氧量的不确定度的评定
Determination of Calcium Content in Calcium Tablet with Potassium Permanganate Titration 高锰酸钾滴定法测定钙片中钙的含量
Potassium permanganate titration and complexometry were used to determine the content of tannin in different growth phase of wild and cultivated Cynomorium songaricum Rupr. 本文用高锰酸钾法和络合滴定法测定不同生长期野生与人工种植锁阳的鞣质含量。
This article discusses the acidic potassium permanganate method of permanganate index from the following aspects: heating time, titrate temperature and titrate speed, end point of titration. 文章对高锰酸盐指数加热时间、滴定温度、速度、滴定终点的控制进行了探讨。
The method was used to determine the activity of catalase in soil with satisfactory results as compared with the standard method, potassium permanganate titration. 用于土壤中过氧化氢酶活性的测定,与高锰酸钾滴定法相比,结果令人满意。
The determination of permanganate index was researched in consideration of influencing factors as follows: consumption and concentration of potassium permanganate, heating-up time, temperature of waterbath, acidity of solution and speed of titration. 从高锰酸钾消耗量、高锰酸钾浓度、加热时间、水浴温度、溶液酸度和滴定速度等方面对测定高锰酸钾指数的影响因素进行试验研究。
To control the content of the poisonous ion in the analytical chemistry experiment, in this paper, the study about the method of potassium permanganate, potassium dichromate, iodine measure and acid-basic titration was done, which was started with the reactant content reduced. 为控制分析化学实验废液中有害离子含量,本文从降低反应物浓度入手,对高锰酸钾,重铬酸钾,碘量法,酸碱滴定等方法进行了研究。
Determination of Glyoxylic Acid by Permanganate Titration 高锰酸钾滴定法测定乙醛酸的含量
A new small-scale interfacial voltaic cell is shown to be satisfactory for potassium permanganate Oxidation-Reduction potentiometric titration in milligram and microgram amounts of the samples. 首次提出了一种新的氧化还原电位滴定的终点指示器界面伏打电化学池。