氯化铵

The reaction is then hydrolyzed by pouring it onto a mixture of crushed ice and ammonium chloride, containing some ammonium hydroxide.

然后将反应混合物倒进由碎冰和氯化铵组成的含少量氢氧化铵来进行水解。

CA-CTSs including N,O-carboxymethyl chitosan,N,O-1-carboxyethyl chitosan (N,O-1-CEC),N,O-2-carboxyethyl chltosan(N,O-2-CEC),N-carboxymethyl chitosan and N-1-carboxyethyl chitosan(N-1-CEC) are quaternized using active quaternary salts prepared in laboratory.5 series including 25 kinds amphoteric chitosans characterized with polymeric ampholyte,in which 24 kinds are synthesized firstly,are obtained, 2-Hydroxypropyl dimethylbenzyl ammonium N,O-(1-carboxyethyl) chitosan chloride (GDMBA-N,O-1-CEC) is hydrolyzed into serial low molecular weight GDMBA-N, O-1-CEC with acid as catalyst and microwave as assistant instrumentality innovately.

以合成的活性季铵盐改性了N，O-羧甲基壳聚糖、N，O-1-羧乙基壳聚糖(N，O-1-CEC)、N，O-2-羧乙基壳聚糖(N，O-2-CEC)、N-羧甲基壳聚糖和N-1-羧乙基壳聚糖(N-1-CEC)等羧烷基壳聚糖，得到5个系列25种具有两性高分子电解质特征的新季铵化羧烷基壳聚糖，其中24种为首次合成；创新提出以微波辅助酸催化的方法催化2-羟丙基二甲基苄基-N，O-(1-羧乙基)壳聚糖氯化铵(GDMBA-N，O-1-CEC)水解，得到了低分子量的GDMBA-N，O-1-CEC。

The title compound (C21H15N5O) was obtained by the reaction of 3-methyl-1-phenyl-1H-pyrazol-5(4H)-one and 4-(2,2-dicyanovinyl)benzonitrile in water in the presence of TEBA and by recrystallization from EtOH(95%) and DMF.

水溶剂中，在三乙基苄基氯化铵存在下，由3-甲基－1-苯基－1H-吡唑－5(4H)-酮和4-（2，2-二氰基）苯基氰合成并经N，N-二甲基甲酰胺与95%乙醇的混合溶剂重结晶得到化合物C21H15N5O的晶体。

This experiment was carried out in order to compare the availability of Ammonium Sulphate, Ammonium Chloride, Calcium Nitrate and Urea on the yield of rice.

本试验之目的，在求明了硫酸铵、氯化铵、硝酸铵钙及尿素对水稻之肥效，比较四种肥料对水稻之肥效孰优孰劣。

Ammonium gas, ammonia, ammonium salt, ammonium hydrogen carbonate, ammonium sulfate, ammonium chloride, calcium hydrogen oxide, calx, sodium hydroxide and so on.

本节课学生会听说读写的名词有：氨气、氨水、铵盐、碳酸氢铵、硫酸铵、氯化铵、氢氧化钙、生石灰、氢氧化钠等。

A hydrophilic positively charged nanofiltration membrane was prepared by UV irradiation graft polymerization of diallydimethyl ammonium chloride onto the surface of ultrafiltration membranes made of polyetherketone cardo.

通过在酚酞基聚芳醚酮超滤膜表面紫外辐照接枝亲水性单体二烯丙基二甲基氯化铵制备了一种表面荷正电的纳滤膜。

The optimum dehydration technology in hot air atmosphere and thermogravimetry-differential thermal analysis curves of ammonium carnallite, which was synthesized using the saline lake bischofite and filtrate stock of deposit magnesium by ammonia as raw materials were studied.

摘 要：将盐湖水氯镁石溶液和氨法沉镁过滤后的氯化铵溶液混合，在一定条件下制得铵光卤石，研究铵光卤石在热空气中脱水为低水铵光卤石的最佳工艺条件，同时对铵光卤石进行热重差热分析。

Experimental results show:(1) Among twelve functional molecules, 2, 3-epoxypropyltrimethylammonium chloride mainly to the electrostatic interaction, sulfamethoxypyridazine and cephalin mainly to the hydrophobic interation have stronger interacton with endotoxin.

实验结果表明：(1)12种功能基团中，以静电相互作用为主的2，3环氧丙基三甲基氯化铵和以疏水作用为主的磺胺甲氧哒嗪、脑磷脂对内毒素有着较强的相互作用。

It was found that these two nutrients affected the growth of Chlorella significantly,and there were significant interaction between them.

结果表明，氯化铵和磷酸二氢钠对该藻增殖具有极显著作用，且这两种营养盐之间存在交互作用。

This company produces sales chloride, good quality, low price, product exports.

本公司生产销售氯化铵，质量好，价格低，产品大量出口。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。