探讨一种常规药学类分析化学实验葡萄糖酸钙片中钙含量、药用硼砂及阿司匹林药片中药物含量的温度滴定法,为此类实验的改进提供参考依据。
In order to provide reference for the improvement, the thermometrical analysis is explored in the determination of drug content in calcium gluconate tablets, aspirin tablets and borax medicinal.
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.
在不同的温度下,用as1.398中性蛋白酶制备水解明胶,甲醛滴定法测定明胶的水解程度。
The preparation of gelatin hydrolyzed with AS1. 398 neutral protease at different temperatures. The hydrolysis degree was tested by means of formaldehyde titration.
采用库仑滴定法测定了正十六烷、十氢化萘在不同温度下的饱和含水值。
The saturated water values inn-hexadecane and decalin under different temperatures have been determined by coulometric titration in this paper.
为了快速测定环境空气中硫酸雾,采用快速简易的温度—滴定法进行了实验。
In order to do the quick measurement of vitriol fog in environment gas, a quick and easy temperature titration method has been used in the experiment.
前言: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。
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.
结果:确定了滴定样品处理的温度与时间,动物实验显示出较好的安全性。
Results: Ascertained the temperature and time for the titrated sample. Animal test shows a satisfactory security.
贮藏温度和时间(14天)对莲雾可溶性固形物含量影响不大,但果实的可滴定酸则较有降低之趋势。
The storing temperature and length of time (14 days) has no apparent influence on the TSS; however, the level of TA tends to be reduced.
论述了废旧腈纶毛线在常压碱法水解条件下,采用酸碱滴定分析方法测定氰基转化率,讨论了反应时间、温度、投料比等因素对水解反应的影响。
The arthor elaborates the measurement of the cyanogen group inversion rate of waste PAN yarn using acidic titrimetry under the condition of constant pressure alkali gydrolyzation.
论述了废旧腈纶毛线在常压碱法水解条件下,采用酸碱滴定分析方法测定氰基转化率,讨论了反应时间、温度、投料比等因素对水解反应的影响。
The arthor elaborates the measurement of the cyanogen group inversion rate of waste PAN yarn using acidic titrimetry under the condition of constant pressure alkali gydrolyzation.
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