钠用阳离子交换树脂来分离。
制得的PAA -接枝维纶具阳离子交换特性。
The derived polyacrylic acid (PAA) -pva grafted fibres possess cation exchange characteristics.
研究了化学成分、阳离子交换容量与胶体性能的关系。
The relationship between its colloid properties and chemical compositions as well as cation exchange capacity was researched.
而阳离子交换膜只允许阳离子透过，不允许阴离子透过。
And cation exchange membrane only allow cationic through, does not allow anionic through.
半碳化处理对聚乙烯醇阳离子交换纤维制备的影响很大。
The treatment of semi-carbonization has heavy influence on making polyvinyl alcohol ion-exchange fiber.
比较以硫酸盐和阳离子交换树脂分别为催化剂合成肉桂酸酯。
Syntheses of cinnamic esters catalyzed by solid acids such as sulphate and ion-exchanged resin were surveyed.
结果表明，稀土阳离子交换改性能改善丝光沸石的催化性能。
The experimental results show that various modified mordenites have better catalytic properties compared to the unmodified mordenites.
阳离子交换系数方法计算过程复杂，适用于解决野外实际问题。
The method of exchange coefficient of cations involves a complex calculation procedure and fits to solve field problems.
本文使用简单的测试手段，测定了泥页岩中的阳离子交换容量。
In this paper, the cation exchange capacity in mud stone and shale is determined by using a simple testing method.
阴阳离子交换膜之间由混合离子交换树脂占据的空间被称为淡水室。
Yin and Yang ion exchange membrane by ion exchange resin mixed between the space occupied called freshwater room.
在实验室以磺酸阳离子交换树脂为原料制备含硫和氮的水不溶性杀菌剂。
A water insoluble bactericide containing sulfur and nitrogen was synthesized using ion exchange resin as raw material in laboratory.
当采用固定床连续甲酯化反应时，适宜的催化剂为强酸性阳离子交换树脂。
When the fixed bed continuous process is used, the appropriate catalyst is strong acid cation exchange resin.
在同等阳离子交换容量变化时，饱和高矿化度水的岩石电阻率降低值相对大。
When the equal amount of cation exchange changes, the reduced value of the rock resistance which has high salinity water is big in contrast.
本研究应用国产732阳离子交换树脂，从茶愈伤组织浸提液中提取茶氨酸。
Theanine were purified from the extract of tea callus with 732cation resin colum chromatognaphy.
在一对阴阳离子交换膜之间充填混合离子交换树脂就形成了一个EDI单元。
The pair of Yin and ion exchange membrane between filling mixed ion exchange resin was formed a EDI unit.
目的研究极性有机溶剂辅助阴、阳离子交换色谱串接组合纯化蛋白质的可行性。
PurposeTo explore the possibility of combination of anion and cation exchange chromatography by using the polarity organic solvents in eluent.
该微球经化学改性后得到一种亲水性良好的新型高效弱阳离子交换色谱固定相。
Based on this media, a new hydrophilic weak cation exchange stationary phase(WCX) for high(performance) liquid chromatography was synthesized by a new chemical modification method.
用DSC法研究了粉状聚苯乙烯磺酸钠阳离子交换树脂受热反应的非等温动力学。
The non-isothermal thermal decompsition reaction kinetics of powdered sodium polystyrene sulfonate cation exchange resin was studied by DSC method.
通过氨水中乙酸含量的测定等实例，介绍了阳离子交换树脂在氮肥厂分析中的应用。
By giving examples, including the determination of acetic acid content in aqua ammonia, the use is described of the cation exchange resin in analysis in nitrogenous fertilizer plants.
电解阳离子交换模块，简称e - CEM，该项目一直由美国海军研究实验室开发。
The Electrolytic Cation Exchange Module, or E-CEM for short, has been under development by the US Naval Research Laboratory.
分析了晶体化学式计算法、烷基季铵盐法和阳离子交换容量法的测定原理和计算方法。
The measurement principle and the crystal-chemical formula method, the cation exchange capacity method and alkyl ammonium method are discussed.
目的考察阳离子交换树脂法中不同洗脱剂对苦参总碱的纯化效果，优选最佳纯化工艺。
Objective to select the optimum purifying process of total alkaloids in Sophora flavescens by different eluents on cation exchange resin.
此工艺需同时使用一强酸性阳离子交换柱和一强碱性阴离子交换柱以除去水中所有离子。
Both a strong acid cation bed and a strong base anion bed are required to remove all of the ions in the water.
本文采用001氢型强酸性阳离子交换树脂从胺化废水中回收三甲胺，回收率大于90%。
In this study trimethyl amine was reclaimed from amination wastewater by using 001 hydrogenous strong-acid ion exchange resin. The recovery ratio is more than 90%.
考察了螯合型弱阳离子交换剂与金属离子的作用，研究了蛋白质在金属螯合色谱中的保留机理。
The interaction between chelating weak cation-exchanger and metal ions was examined. The retention mechanism of protein in metal chelating chromatography was explored.
结果表明，在低酸度区萃取主要按阳离子交换反应进行，在高酸度区溶剂化萃取反应则变得明显。
As a result, the cation exchange reaction is predominant in the low acidity region, and the salvation extraction becomes appreciable in the high acidity region.
采用732型阳离子交换树脂分离镍及其它阳离子后，分别用氢氧化钠和硝酸银滴定硼酸和氯离子。
Type 732 cation exchange resin was added in nickel bath to separate nickel ions and other cations, boric acid and chloride ions were then separately titrated by sodium hydroxide and silver nitrate.
研究结果表明，泥质砂岩薄膜电位与岩石阳离子交换容量、含油气饱和度、接触溶液浓度差密切相关。
The membrane potential of shaly sand was influenced by the cation exchange capacity, hydrocarbon saturation and concentration difference of the contacted solutions.
树脂直接水合法是以固体酸性阳离子交换树脂作催化剂，以丁烯在超临界状态下与水反应生成仲丁醇。
Resin direct hydration method is the procedure that butylenes which is in super-critical status reacts with water to produce secondary butyl alcohol with the catalyst of acid cation exchange resin.
树脂直接水合法是以固体酸性阳离子交换树脂作催化剂，以丁烯在超临界状态下与水反应生成仲丁醇。
Resin direct hydration method is the procedure that butylenes which is in super-critical status reacts with water to produce secondary butyl alcohol with the catalyst of acid cation exchange resin.
应用推荐