The optimal reaction conditions of degrading plant cellulose with acetic and hydrochloric acid were discussed by cross experiments.
采用正交试验法探讨了乙酸、盐酸等稀酸降解植物纤维素的最佳反应条件。
In the solution of 6.6M hydrochloric acid the colour reaction has a high sensitivity and a better stability.
在6.6M酸度条件下，其呈色反应具有较高的灵敏度，稳定性好。
To determine the effect of Oxfenmino hydrochloric acid on delayed allergic reaction in mouse.
观察盐酸奥芬米洛对小鼠迟发型变态反应的影响。
The reaction conditions and reaction mechanism were studied on synthesis of isopropyl chloride from isopropanol and hydrochloric acid catalyzed by zinc chloride.
研究了以盐酸和异丙醇为原料，氯化锌为催化剂合成氯代异丙烷的工艺条件，并对反应动力学过程进行了分析。
Such problems are discussed that low-acidity emerges in the quality analysis of hydrochloric acid and the chromogenic reaction of acidic-analysis indicator doesn′t work.
对盐酸质量分析中出现的酸度低、酸度分析指示剂不显色等问题进行了讨论。
Reaction time, hydrochloric acid quantity and post-treatment condition were examined.
考察了还原反应时间、盐酸用量和后处理对反应的影响。
A new spectrophotometric method for the determination of trace nitrite was studied. The method is based on the diazo - reaction of methylene violet with nitrite in hydrochloric acid medium.
研究了在盐酸介质中微量亚硝酸根与亚甲紫发生的重氮化反应，建立了测定微量亚硝酸根的新方法。
It is based on the iodine catalysed discoloring reaction of malachite green oxidized by chloramine t in hydrochloric acid medium.
基于在稀盐酸介质中，碘催化氯胺T氧化孔雀绿而使其褪色的反应，建立了测定痕量碘的新方法。
The kinetics law of the reaction of ITO with hydrochloric acid after mechanical activation was studied.
研究了ITO经机械活化后与盐酸反应的动力学规律。
How do copper and zinc differ in their reaction to hydrochloric acid?
我们将铜和锌摆在两个不同的玻璃实验瓶里。
On the basis of the mechanism analysis and experiment study, this paper researches on the reaction between hydrochloric acid and sandstone.
从机理分析和室内实验方面系统研究了盐酸与粘土矿物的反应。
A new spectrophotometric method for the determination of trace nitrite is studied. The method is based on the nitrosation reaction of xylene cyanol FF with nitrite in diluted hydrochloric acid medium.
研究了在稀盐酸介质中微量亚硝酸根与二甲苯蓝FF发生的亚硝化反应，建立了测定微量亚硝酸根的新方法。
The aluminium oxide in Kaolinite is leached in hydrochloric acid which is the foundational reaction to produce poly-aluminium chloride. In general, batch reactor is adopted in the reaction.
盐酸浸取高岭土中的氧化铝是制备聚合氯化铝的基础反应，通常采用间歇反应器进行反应。
Combine with the"S N2 "mechanism, after analyses the reaction process of alcohol and hydrochloric acid, we reasonably determined the industrial process for the production of Ethyl chloride.
前言：结合双分子亲核取代反应机理，对乙醇和盐酸反应过程进行分析，合理确定了工业生产乙基氯的工艺路线。
The Molar number of hydrochloric acid needed to dissolve a certain amount of clinker, calculated with the chemical reaction formular, was always lower than that of practical used.
根据化学反应方程序计算出溶解一定质量的水泥熟料需要盐酸的摩尔数，结果发现该值明显低于测定水泥酸不溶物常用的摩尔数。
The Molar number of hydrochloric acid needed to dissolve a certain amount of clinker, calculated with the chemical reaction formular, was always lower than that of practical used.
根据化学反应方程序计算出溶解一定质量的水泥熟料需要盐酸的摩尔数，结果发现该值明显低于测定水泥酸不溶物常用的摩尔数。
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