查询词典 ion exchange

Objective: To discuss the feasibility of determining the concentration of oxalate and citrate in urine by ion exchange chromatography.

目的：探讨离子交换色谱测定尿液中草酸、柠檬酸含量的可行性。

According to the glycosylated haemoglobin detection system based on ion-exchange chromatography, this paper puts forward a scheme of control system, and then detailed description of control software is presented.

针对基于离子交换色谱法的糖化血红蛋白检测系统，提出了一种控制系统方案，并重点对其控制软件部分进行了设计与实现。

The company's products include: silane coupling agent KH-550, KH-560, KH-570, KH-602 and other models, perchlorethylene resin, high-chlorinated polyethylene resins, pigments, PCE, ethyl cellulose, poly vinyl perfluoro-C (F46 fluorine resin) silicone oil, dichloromethane, dichloroethane, cyclohexanone, protopine, ion exchange resin, epoxy resin, PF and other chemical raw materials, are manufacture of fine chemicals, adhesives, paint remover, paint, paint, antifreeze and other products of the basic raw materials.

本公司经营的产品有：硅烷偶联剂KH-550，KH-560，KH-570，KH-602等型号，过氯乙烯树脂、高氯化聚乙烯树脂、颜料、四氯乙烯、乙基纤维素，聚全氟丙乙烯树脂（F46氟树脂）硅油、二氯甲烷、二氯乙烷、环己酮、片碱、离子交换树脂、环氧树脂、PF等各种化工原料，是制造精细化工，粘合剂，脱漆剂，涂料，油漆，防冻液等产品的基本原料。

Na-montmorillonite was modified with different quaternary phosphonium salts using ion-exchange method,and the structures and property of modified montmorillonite were studied.

采用离子交换法将不同的季鏻盐交换到钠基蒙脱土的层间得到改性蒙脱土，并对改性蒙脱土的结构和性能进行了研究。

In order to prepare bismaleimide/montmorillonite nanocomposites with high performance, Na-montmorillonite was modified with allyl-tri-phenyl phosphonium bromide via ion-exchange method.

通过离子交换法将烯丙基三苯基溴化交换到钠基蒙脱土的层间制备改性蒙脱土。

Studies on syntheses and structures of chalcogenides are of increasing interest because of their unique physical and chemical properties which are promising for applications in semiconductors, photoconductivity, non-linear optics, catalysis and ion exchange.

由于硫属化物具有独特的物理化学性质，在半导体、光电导、非线性光学、催化和离子交换等领域有广阔的应用前景，这类材料的合成与结构研究越来越受人们的关注。

The conditions of manufacture of phytin by ion-exchange resins are also studied,its extract rato is 88 %,but the content of suger and protein is lower,so it is more suitable for inositol preparing.

酸浸取碱中和菲丁提取率达90％～93％，离子交换法菲丁提取率稍低，为88％，但菲丁中糖类、蛋白质含量低，利于进一步制备肌醇。

The way of synthesis of piperazine using the industrial ethylenediamine as rawmaterial is applicable, the Higher activity and selectivity of K-ZSM-5 catalyst prepared by the method of ion-exchange was obtained.

离子交换法制备的K-ZSM-5分子筛作为脱氨环化反应的催化剂具有较好的活性和选择性。

A method is described for the separation of high purity 230Th from pitchblende based on ion exchange.

本文以阴离子和阳离子交换法从沥青铀矿中提取~(230)Th。

After the treatment of ion exchange with CuSO4, the BRV of the modified surgical pledget is 2.8 times higher than the unmodified one.

用CuSO4进行离子交换处理后的BRV为未处理纱布的2.8倍。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷