To reduce the determining error of micro amount of arsenic, a method testing micro amount of arsenic with coulomb titration method was introduced.
为了减小微量砷测定中的误差,介绍了用库仑滴定法测量微量砷的一种方法。
Titration error formula and feasibility judgment in stepwise titration of strong and weak acid mixture.
本文从一元强酸与弱酸滴定的误差公式判断用强酸进行分步滴定的可能性。
The endpoint error formula which takes the form of Ringbom's error formula and involves the effect of the precipitation indicator in the precipitation titration has been derived.
在考虑了沉淀指示剂的影响下,推导出了以林邦误差公式形式表示的沉淀滴定终点误差的计算公式。
The formula of final error in the oxidant reduction titration is deduced according to the principle that the inconsistency of titrating final and chemical calculating point leads to the final error.
根据滴定终点与化学计量点不一致而导致终点误差这一原理,推导出氧化还原滴定的终点误差公式。
Special attention has been paid to relationship between the end point error and maximum sharpness index for precipitation titration.
导出了一个内含最大敏锐指数的终点误差公式,由此获得了一个计算沉淀滴定突跃范围的公式。
In perspective of the error formula in the allotted titration, a graphic method is applied into the speedy and accurate determination of the conditions for titration.
从配位滴定终点误差公式出发,运用一种图解方法,能准确、快速地确定配位滴定的滴定条件。
Titration analysis method was set up for DCA13; the error was less than 1.5%.
通过对比,确定了酸碱沉淀法提取DCA13,并用滴定法测定DCA13的分析方法,其相对误差小于1.5%。
According to the original definition of titration error and titration curve equation, a general model for titration error has been built up.
本文从滴定误差直接定义出发,结合滴定曲线方程,建立滴定误差统一模型。
The derivation of acid base titration error formula is a difficult point as well as an important point in teaching analytical chemistry.
酸碱滴定误差公式的推导是分析化学教学的一个难点,也是一个重点。
In this paper, equation of titration error in precipitation titration has been suggested.
本文在教学实践的基础上提出了沉淀滴定的终点误差公式。
In mixed weak acid titration, calculation of PH of stoichiometric point, calculation of end point error and stepwise titration criterion are the must specific problems.
在混合弱酸滴定中,化学计量点时PH值计算、终点误差计算,分步滴定判据是三个必须明确的问题,本文对混合弱酸滴定的这三个问题作一探讨。
In this article inferenced the current formula of count with dispersed coefficient of acid soda titration error and discuss application of it. The formula with a concise, right, quick effect of count.
推导出酸碱滴定误差的计算通式并讨论了它的应用,公式具有简明、准确、快速之计算效果。
The effects of sampling interval. titration rate and systematic error, etc, on the accuracy of results are investigated.
考察了采样间隔、滴定速度及系统误差等参数对结果准确度的影响。
The effects of sampling interval. titration rate and systematic error, etc, on the accuracy of results are investigated.
考察了采样间隔、滴定速度及系统误差等参数对结果准确度的影响。
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