活性炭

Through ethanol deposition, organic solvent extraction, then active carbon, 732 positive ion-exchange resin and silica gel columniation chromatography, cream nematocide substance have been obtained. Inspection the substance by TLC, UV-Visible Spectrophotometer have been deduced singleness component, and it's pure 97.38% by HPLC. The substance could use for structure analysis and character identify.

活性物通过无水乙醇沉淀，有机溶剂萃取，活性炭柱、732型阳离子交换树脂柱及硅胶柱层析后，经硅胶薄层层析、紫外－可见光检测和高效液相色谱检测，其纯度达97.38%，可用于物质进一步结构分析及性质测定。

Regeneration of granular activated carbon adsorbing o- nitrophenol was studied using organic solvent as regeneration solvent coupled with microwave irradiation.

采用微波辅助溶剂再生的方法，对吸附邻硝基苯酚的粒状活性炭的再生过程进行了研究。

In our work, Activated Carbon and Bentonite are selected as adsorbents in this process to degrade nitrophenol wastewater and slightly-polluted potable water. This paper investigates operation parameters; reaction mechanism; carbon modification and reaction kinetic model.

本文分别采用活性炭和膨润土作为吸附剂，以硝基酚污染物和低浓度微污染源水为处理对象，对该体系的工艺参数、反应机理、吸附剂改性、有机污染物降解途径以及反应动力学模型等方面进行了系统的研究。

The dechlorination of the chlorinated hydrocarbon by electrolytic iron is based on the laws of redox reactions,the adsorption of the pollutants by tiny granular activated carbon among the iron filings ,the catalytic process of the tiny granular carbon,the destruction of the oxidational membrane on the iron surface by the active chloride ion and the effect of the tiny electric fields.

简述了氯代烃的主要物理性质和用途，认为铁屑腐蚀电池处理氯代烃污水是基于氧化还原反应、铁屑中活性炭微粒对氯代烃的吸附与对反应的催化、氯离子对氧化膜的破坏和微电池的电场效应等原理；简要总结了迄今利用铁屑去除氯代烃的室内实验和利用原位铁屑反应墙处理地下水中的氯代烃污染研究所取得的成果，认为这种反应墙是一种效果好、成本低、维护方便、有望投入商业运行的最佳方法，并指出了其存在的问

In further treatment with HNO3, the amount of surface oxygenous groups was increased, and the surface polari- ty was transformed from hydrophobic to hydrophilic.

随后的HNO3处理可以使石墨化活性炭表面的含氧基团增加，改变载体的浸润性能，有利于催化剂活性组分的分散及催化活性的提高。

In water plant and family using ozonation or AC for removing MC was a good way.

在水厂、家庭应用臭氧或活性炭消毒不失为好的安全饮用水方式。

Factors were reviewed, and optimum conditions was obtained,these experiments provide effective data for industrial manufacture.On the condition of using fatty acids of cottonseed oil as raw material,85% acetic acid as solvent,this paper prepared azelaic acid and pelargonic acid by ozonolysis, oxidation decomposition , extracted by boiling water,active carbon absorpting etc.

以棉油酸为原料、85%醋酸水溶液为溶剂，经臭氧化、氧化分解、沸水萃取、活性炭吸附脱色等过程制备壬二酸的最佳反应条件为：m：m(85%醋酸)=1：4，臭氧化温度20-25℃；氧化分解温度90-95℃，催化剂醋酸锰/醋酸铜用量为原料棉油酸质量的0.15%，氧化分解4h，壬二酸收率为57.4%，壬酸收率为51.6%。

Condensation of cyclohexanone and pentaerythritol catalyzed by iodine supported on activated carbon was investigated.

为了研究活性炭负载单质碘催化合成季戊四醇双缩酮催化活性，以季戊四醇和环己酮为原料，合成环己酮季戊四醇双缩酮。

Esterification of phenethyl alcohol with acetic acid was studied using lanthanum chloride supported on activated carbon as heterogeneous catalyst.

以活性炭负载三氯化镧为非均相催化剂，对乙酸与苯乙醇之间的酯化反应进行了研究，考察了催化剂用量、醇酸摩尔比、反应时间对乙酸苯乙酯收率的影响。

Results show the refine d cherry kernel oil is transparent with enjoyable flavor and odor,and the acid value and phospholipin content of the refine d cherry kernel oil reduce remarkably and the peroxide value rises appreciably.

对樱桃仁油的精炼方法和工艺条件进行了研究，采用水化脱胶、碱炼脱酸、活性炭脱色和真空蒸汽脱臭的方法制得了精炼樱桃仁油。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐