查询词典 Potassium

We proposed provided new imagine to further investigate the chemiluminscent mechanism research of acid potassium permanganate system.

这一研究结果丰富了酸性高锰酸钾体系的化学发光机理。

Keep the potassium permanganate in balance between the two deep tanks, and make a special trimming, too.

两个深舱的高锰酸钾要保持平衡，而且也要进行特殊平舱。

Strict implementation of the national product quality standards, potassium permanganate, which reached the British Pharmacopoeia standards.

产品质量严格执行国家标准，其中高锰酸钾达到了英国药典标准。

In this paper, SPAM was initiated by potassium permanganate and sulfuric acid.

本论文采用廉价、高效的KMnO_4/H_2SO_4为引发剂制备SPAM。

Commonly used method is: EDTA titration method, atomic absorption spectrometry and potassium permanganate titration.

常用的方法有：EDTA滴定法、原子吸收分光光度法和高锰酸钾滴定法。

Evaluation of the effect on determination of COD in drinking water by Acidic potassium permanganate titration .

评估酸性高锰酸钾滴定法[1]对生活饮用水中耗氧量检测结果的影响。

Light oil, ferrocene, EPA light hydrocarbon, dimethyl ether, xylene, acetone, hydroquinone, potassium permanganate, petroleum ether, naphtha, thiol, butane, sodium hydroxide , synthesis gas reactor

轻质油，二茂铁，轻烃碳五，二甲醚，二甲苯，丙酮，对苯二酚，高锰酸钾，石油醚，石脑油，硫醇，丁烷，氢氧化钠，合成液化气反应罐

In the second part of the paper , oxidation of phenanthrene for the preparation of phenanthrenequinone by using halogen compound was studied . The chief factors of this method was discussed , and the optimum processing condition was obtained . The mechanism of the reaction by potassium hydroxide-precipitated was discussed , and the reaction kinetic parameters was measured .

论文第二部分研究了卤素化合物作为氧化剂氧化菲合成菲醌的方法，探讨了这种氧化方法的主要影响因素，从中找出较佳的工艺条件，并对其反应机理进行了初步探讨，测定了氧化反应的一些动力学参数。

Keywords diethyl carbonate;phenol;phenetole;potassium carbonate;active carbon;ethylation;solid base catalyst

碳酸二乙酯；苯酚；苯乙醚；碳酸钾；活性炭；乙基化；固体碱催化剂

Part 1 : 4-(Biphenylyl-4-oxy)aniline was synthesized by the nucleophilic chloro-displacement of 4-chloronitrobenzene with the potassium phenolate of 4-phenylphenol, followed by palladium-catalyzed hydrazine reduction.

摘要 第ㄧ部份： 4-Chloronitrobenzene 与 4-phenylphenol进行芳香亲核置换反应，再用钯催化联胺还原法合成出 4-(Biphenylyl-4-oxy)aniline。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。