查询词典 titration

A new method is used for the rapid determination of SOn^2- in laboratory waste water by benzidine hydrochloride separate and acid-base titration.

中文摘要：提出了利用盐酸联苯胺沉淀分离，酸碱滴定法快速测定实验室废水中SO4^2-含量的新方法。

At the same time, using bromocresol green - methyl red indicator and phenolphthalein indicator control instructions with the free acid end of the titration end sensitive and accurate.

同时，采用溴甲酚绿-甲基红指示剂与酚酞指示剂配合指示调控游离酸的终点，使滴定终点灵敏、结果准确。

Can also be methyl red - bromocresol green mixture (from 100 said bromocresol green solution in 100 ml 95 alcohol solution, and that 200 mg of methyl red dissolved in 100 ml 95thanol solution, Mixed with 3 1), the titration end changed from light blue

亦可采用甲基红---溴甲酚绿混合剂(称取100溴甲酚绿溶液于100ml 95乙醇溶液中，再称200mg甲基红溶于100ml 95乙醇溶液中，以3 1混合)，滴定终点由品月变

A mixed indicator composed of bromocresol green, methyl red and phenalphthalein was used as indicator in titration of boron after the inteterience of cobalt was masked by EDTA.

采用甘露醇强化硼酸滴定硼时，以EDTA为掩蔽剂，可消除二价钴对硼分析的干扰；改用溴甲酚绿-甲基红-酚酞三元混合指示剂作为测定硼的指示剂，使滴定终点灵敏，准确。

Lipase mediates esterification between caproic acid (0.6mol/L) and ethanol (0.6mol/L) in n-heptane at 40℃. The decrease in caproic acid is measured by titration and 1 unit of lipase synthetic activity is defined as 1 μmol caproic acid consumed per min.

在40℃下，脂肪酶催化己酸(0.6mol/L)与乙醇(0.6mol/L)在正庚烷中进行酯合成反应，通过滴定法测定剩余的己酸，1个脂肪酶有机相合成酶活单位定义为：在测定条件下每分钟消耗1μmol己酸的酶量。

A method to measure the content of nickel in the nickel iso - caprylate by complexometric titration using ethylenediamine tetraacetic acid was set up.

以乙二胺四乙酸或柠檬酸作配位剂，在无氰的硫代硫酸盐–亚硫酸盐体系中研究了金在镀镍铜基底上的电沉积。

Also having an automatic titration from the first causticizer a real feedback can be obtained more frequently than with manual lab.

自动滴定最初苛化剂，测试频率将比人工实验室更高，同时避免人工实验室可能产生的人为错误，准确，频繁地校准计算苛化模型。

GC-MS is used to determine content of free TDI, reaction kinetics is analysed by chlorhydric acid/n-dibutyl amine titration -NCO method and DSC, so the system activation energy is calculated.

采用气相色谱-质谱法测定其游离TDI含量，用盐酸-正二丁胺滴定-NCO法和DSC法相结合，分析反应动力学规律，计算体系表观活化能。

In chapter 5, the thermodynamics of three kinds of PPP-based carbons, namely 650℃、700℃、900℃ PPP-based carbons, are examined with columbic titration method and the partial molar enthalpy and partial entropy as a function of intercalated lithium concentration are calculated.

以650℃PPP碳材料为例，对库仑滴定曲线进行了理论分析，指出当01时嵌入电极的电极电位和锂的嵌入比浓度之间符合Nernst方程。

Ultrasonic conductometric titration is an easy, quick and reliable method for determining surface acidity of zeolites.

对影响超声振荡电导滴定法测定分子筛表面酸性质的因素进行了考察。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。