Experiments on adsorption of ammonium ion to fibers were carried out by two methods.
对铵离子吸附到纤维的实验进行了两种方法。
Retention behavior of alkali metals, ammonium ion and alkyl amines on a sulfonic cation-exchange resin column with organic acid and inorganic acid as eluent was studied.
系统研究了碱金属、铵离子和烷基胺在磺酸型阳离子交换树脂柱上以有机酸和无机酸为淋洗液的保留行为。
High purity ovotransferrin was extracted from albumen by precipitation with ammonium sulfate and ion exchange chromatography in the study.
采用硫酸铵沉淀法和阴离子交换层析法从鸡蛋清内提取高纯度卵铁传递蛋白。
Montmorillonite was ion exchanged with quaternary ammonium salt, which was intercalated into the crystal layers of MMT.
用长链季铵盐对蒙脱土进行离子交换反应，季铵盐嵌入到蒙脱土的层间。
The nitrification of the ammonium ion, however, results in the formation of an acid residue.
但铵离子的硝化会产生一种酸性残留物。
It indicated that the increase in the phase temperature of the polymers was most likely due to the increase in the content of the ammonium ion of the polymers.
研究表明，液晶相温度的增加是由铵离子在聚合物链中浓度的增加而引起的。
XRD analysis showed that better intercalation effect could be obtained by adopting ammonium ion with longer molecule length, solvent method and high density polyethylene.
XRD测试显示，采用长链季铵盐、溶液法和高密度聚乙烯可获得较好的插层效果。
A new complex ion exchanger, hydrated antimony pentoxide ammonium molybdophosphate, is prepared and its exchanging capacity is studied.
研究了水合五氧化二锑磷钼酸铵复合无机离子交换剂的制备和交换性能。
Besides, the spacer carbon chain length of the tetrameric quaternary ammonium ion also displays important influence on the performance of the system.
另外，季铵离子头基之间的连接链长度对体系的性能也有重要的影响。
In addition, the oxidation of KIO 3, the enhancement of ammonium ion, the function of mercury electrode and the influence of cystine concentration were discussed.
另外，讨论了碘酸钾的氧化、铵离子的增敏、汞电极的作用以及胱氨酸浓度的影响。
Description Ammonia (NH 3) or its ion form ammonium (NH 4 +) is an important source of nitrogen for living systems.
产品说明对生命机体来说氨(NH3)或铵离子形式(NH4 +)是氮的重要来源。
Under favorable conditions the ammonium ion is converted to nitrate.
在适宜条件下，铵离子转化为硝酸盐离子。
Study is made of vanadium removal from ammonium molybdate solution by ion exchange, focusing on the use of DP-1 resin for the said purpose.
对采用离子交换法从钼酸铵溶液中除钒进行了研究。着重考察了DP - 1螯合型树脂从钼酸铵溶液中分离钒。
The compound ion polymer in-depth profile adjusting and water plugging agent had been developed by compound ion polymer, urotropine, resorcin, ammonium chloride as mostly material.
以复合离子聚合物、六次甲基四胺、间苯二酚为主要原料，制取复合离子聚合物调剖堵水剂。
This paper firstly revealed that the safety of lithium-ion battery could be greatly improved by using a novel electrolyte additive: ammonium perfluorocaprylate (APC).
报导可显著提高锂离子电池安全性的新型电解液添加剂全氟辛酸铵（APC）。
Sodium-montmorillonite was modified with different quaternary ammonium salts through the ion-exchange method.
采用离子交换法将不同季铵盐插层到钠基蒙脱土中制备了改性蒙脱土。
A new method to determine the concentration of ammonia-nitrogen by ammonium ion selective electrode has been introduced in this paper.
本文介绍一种新型的测量氨氮浓度的方法？铵离子选择电极分析法。
Pure enzyme was obtained by using the salt fractionation with ammonium sulphate, the ion-exchange chromatography and the gel filtration.
使用硫酸铵分级盐析，离交色谱，凝胶过滤可获得纯净的酶。
SEC2 was separated and purified successively by ultrafiltration, salting out with ammonium sulfate, ion - exchange chromatography and molecular exclusion chromatography.
发酵液经超滤浓缩、硫酸铵沉淀、阴离子交换色谱和分子筛色谱，获得了纯度为90%的SEC2，总收率23%。
The preparation and application of ion exchanger ammonium molybdophosphate(AMP)are described.
叙述了双室双层浮动床离子交换器的原理、结构及特点。
The preparation and application of ion exchanger ammonium molybdophosphate(AMP)are described.
叙述了双室双层浮动床离子交换器的原理、结构及特点。
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