The sodium is removed with cation exchange resin.
钠用阳离子交换树脂来分离。
The synthetic products have high crystallinity, purity and cation exchange capability.
合成产物纯度高，结晶好，具有高的。
The catalysis of PTFE strong acidic cation exchange fiber was studied in esterification.
研究了PTFE强酸性离子交换纤维材料在酯化反应中的催化性能。
And cation exchange membrane only allow cationic through, does not allow anionic through.
而阳离子交换膜只允许阳离子透过，不允许阴离子透过。
However, the low cation exchange capability is one of the reasons to result in spruce death.
土壤阳离子代换量低是云杉死亡的一个因素；
The derived polyacrylic acid (PAA) -pva grafted fibres possess cation exchange characteristics.
制得的PAA -接枝维纶具阳离子交换特性。
The common resuscitative agent for polluted cation exchange resin by iron is hydrochloric acid.
铁污染软化水用树脂常用复苏剂是盐酸。
Methods Alcohol and strong acid cation exchange resin were used in the extraction and separation.
方法醇类溶剂提取法、离子交换树脂分离法。
The sample is purified by extraction and cation exchange method, therefore obtaining satisfactory results.
试样之处理采用萃取法和离子交换法，得到满意的结果。
When the fixed bed continuous process is used, the appropriate catalyst is strong acid cation exchange resin.
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。
In this paper, the cation exchange capacity in mud stone and shale is determined by using a simple testing method.
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。
The Electrolytic Cation Exchange Module, or E-CEM for short, has been under development by the US Naval Research Laboratory.
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 relationship between its colloid properties and chemical compositions as well as cation exchange capacity was researched.
研究了化学成分、阳离子交换容量与胶体性能的关系。
Objective to select the optimum purifying process of total alkaloids in Sophora flavescens by different eluents on cation exchange resin.
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。
The technological conditions of nonylphenol production from phenol and nonene using acidic cation exchange resin as catalyst were studied.
研究了以苯酚、壬烯为原料，酸性阳离子交换树脂为催化剂，进行烷基化反应生产壬基酚的工艺条件。
When the equal amount of cation exchange changes, the reduced value of the rock resistance which has high salinity water is big in contrast.
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。
PurposeTo explore the possibility of combination of anion and cation exchange chromatography by using the polarity organic solvents in eluent.
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。
The measurement principle and the crystal-chemical formula method, the cation exchange capacity method and alkyl ammonium method are discussed.
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 relationship was analysised between organic matter, soil granular composition and cation exchange capacity(CEC) in Qinghai major soil types.
通过对青海主要土壤类型剖面的有机质、机械组成、阳离子交换量三者之间的关系分析。
The organic bentonites were prepared by the organic modification to bentonites by cation exchange process using cationic surfactant as modifier.
用阳离子表面活性剂作改性剂，通过阳离子交换法对膨润土进行有机改性制得有机膨润土。
The non-isothermal thermal decompsition reaction kinetics of powdered sodium polystyrene sulfonate cation exchange resin was studied by DSC 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 pertinent data from the plugs show that the decrease of the fluid permeability is dependent on the cation exchange capacity of the core samples.
实验样品相关测量数据说明，样品液相渗透率的降低与样品的阳离子交换量有关。
The etherification of isoamylenes and methanol to form tert all methyl ether (TAME) by benz-sulfonic acid cation exchange resin as catalyst, was studied.
研究了苯磺酸型树脂催化的异戊烯和甲醇的醚化，考查了温度、醇烯比和空速对反应的影响。
The iron-binding capacity of lactoferrin was 87.7% produced by ultrafiltration and strong cation exchange chromatography. Its iron saturation point was 15.1%.
采用超滤-离子交换色谱法制备的乳铁蛋白的铁结合能力为87.7%，铁饱和度为15.1%。
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.
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。
Ion exchange equilibrium of neutral amino acids on 732 strong acid cation exchange resin in non buffer systems were studied and an equilibrium model was proposed.
研究了非缓冲体系中性氨基酸在732型强酸性阳离子交换树脂上的离子交换平衡，并提出了平衡模型。
Conclusion The methods of extraction of alkaloids with alcohol and separation with strong acid cation exchange resin are economy, convenient and highly efficient.
结论乙醇提取、强酸性阳离子树脂提取、分离总生物碱是一种经济简便、效率较高的方法。
The main work is as followings:The kinetics of the synthesis of methyl acetate was measured in a batch stirred reactor with C100 cation exchange resin as catalyst.
以C100型阳离子交换树脂作为催化剂，在间歇搅拌釜式反应器中测定了甲醇和醋酸合成醋酸甲酯的本征反应动力学。
The membrane potential of shaly sand was influenced by the cation exchange capacity, hydrocarbon saturation and concentration difference of the contacted solutions.
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.
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。
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