水溶液氧化

A series of compounds have been synthesized and characterized by means of DCC method, aqueous solution reaction conditions and hydrothermal reaction conditions.

实验结果表明，修饰后的电极在酸性水溶液中有非常好的稳定性，上百次的连续扫描和长时间在空气中的放置，对电极的氧化还原性质没有明显的影响。

The effect of hydrogen ion concentration on the lead dioxide electrodeposit was investigated by Diusman and Giaque using lead nitrate -nitric acid solutions in water.

Diusman与Giaque采用硝酸铅-硝酸水溶液研究了氢离子浓度对二氧化铅电沉积的影响。

During the study, many factors, such as: density of H2SO4 solution, reaction ratio of materials, reaction temperature and time, are studied how to effect the extraction yield of Li2O. After these studies, the optimal conditions are summarized: 50% H2SO4 solution and lepidolite powder which has been grounded to a particle size of 80~100microns, react at 2:1ratio,120℃ temp for 8h～10h.

在此过程中主要探索了硫酸水溶液的浓度对氧化锂提取率的影响，以及硫酸溶液与云母粉的反应配比、反应温度、反应时间对提取率的影响；研究了提取液pH值的调节对溶液中金属离子的影响。

The adsorption behavior and photooxidation kinetics of OH- at TiO2 thin film electrodes in solution of alcohols have been studied by electrochemical measurements.

在醇的水溶液中，应用电化学方法研究了OH-在TiO2薄膜电极上的吸附行为和光氧化动力学。

Nitro-4-methylsulfonylbenzoic acid was prepared from 4-toluene sulfonyl chloride by the reaction of Alkylation (in the condition of sodium sulfite and baking soda), Nitrification (in the condition of nitric acid and vitriol) and Oxidation reaction (in the condition of nitric acid and catalyzer).

研究了以对甲苯磺酰氯为起始原料，首先通过亚硫酸钠和碳酸氢钠的水溶液进行烷基化、其次在浓硝酸和浓硫酸加热回流的条件下峭化、最后在浓硝酸和催化剂的条件下进行氧化，3步反应合成了玉米田高效除草剂甲基磺草酮的重要中间体2-硝基－4-甲磺酰基苯甲酸。

By the experimental study we can get the ways of this polymerization craft which is that we can construct water-solution foam polymeric system with the help of the foaming agent, using AM and DMDAAC as monomers, and that we choice the oxide-reductive agent and ultraviolet light as compound initiation system, and that we proceed vacuate pretreating for Pharmaceuticals, and superinduce additive to prevent cross link in drying process which also can improve product water-solubility.

实验研究得出这种聚合工艺的具体方法为：以丙烯酰胺、二甲基二烯丙基氯化铵为单体，在起泡剂的帮助下，构建出水溶液泡沫聚合体系，引发体系则选用氧化—还原剂和紫外灯组成的复合引发体系引发反应，药品进行抽真空预处理，同时添加一定量的助剂防止产品在干燥过程中发生交联，改善产品水溶性。

Results:After we adopted uniform temperature acceleration to observe its stability laid aside for some time, we found out that the freeze - drying wa...

结果：我们采取等温加速实验法对本品放置后的稳定性进行了观察，结果表明冻干剂较水溶液稳定，存放周期延长、不易氧化。

The experimental reaction kinetics data were represented by two models:(1) Pseudo-first order reaction mechanism incorporated with the zwitterion mechanism for CO2-AMP reaction mechanism.

而二氧化碳在混合醇胺水溶液之亨利常数、扩散系数将由氧化亚氮相似定律估算。

To evaluate the antioxygenic property of the antioxidants, the oxidation reaction rate constants of sodium sulfite, sodium bisulfite and sodium pyrosulfite in aqueous solutions were determined.

为评价抗氧剂的抗氧化能力，测定了抗氧剂亚硫酸钠、亚硫酸氢钠及焦亚硫酸钠在水溶液中与氧反应的速率常数。

The effect of cyclopentene concentration palladium salts, FePc, acid and reaction mechanism were discussed.

在乙腈的酸性水溶液中，考察了 Pd Ac2 /Fe Pc催化氧化环戊烯合成环戊酮的催化活性，讨论了影响该反应活性的因素及其反应机理。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。