氯化铵受热蒸发，升华，冷却还原为固体。
Ammonium chloride vaporizes on heating, and sublimes back to a solid on cooling.
综述了农用氯化铵精制的研究进展和方法。
The study of the method and the evolving on the purification of farming ammonium chloride have been summarized.
用氢氧化铵及氯化铵以分离铜与铁，结果很好。
The extent of coprecipitation of copper with ferric hydroxide in the ammonium chloride-ammonia process has been studied.
也考察了氯化铵的氨水溶液反萃取钯的适宜条件。
Suitable conditions of stripping palladium with ammonium chloride-(ammonia) solution are also studied.
目的观察小剂量氯化铵对小鼠学习记忆功能的影响。
Objective To investigate the effects of low-dose ammonium chloride on learning and memory in mice.
用氯化铵三氧化铬可以较高的产率将仲醇选择性氧化生成相应的酮。
The selective oxidations of secondary alcohols to corresponding ketones by ammonium chlorochromate were described in this paper.
经以上工序处理，稀土氯化铵废水可达到膜分离装置进水水质要求。
Through the above technological process, the wastewater with rare earth ammonia chloride can meet the requirements of the influent water for membrane process.
研究了固氟氯化铵焙烧法分解包头混合型稀土精矿回收稀土的动力学。
The kinetics on chlorinating the rare earth of Baotou rare earth mixed concentrate after fixed fluorine treatment was determined.
而吸附钼后剩下的母液蒸发、浓缩、结晶出氯化铵，可用作农用化肥。
The ammonium chloride is neutralized by vaporizing and thickening from mother liquors.
硝态氮使蔬菜硝酸盐含量迅速上升，铵态氮尤其氯化铵硝酸盐增加较少。
The nitrate nitrogen makes the vegetable nitrate quickly rising, the ammonium nitrogen especially the ammonia chloride nitrate decrease the nitrate content.
主要品种有尿素和硫酸铵、硝酸铵、碳酸氢铵、氯化铵、石灰氨、氨水等。
The main varieties include urea, ammonium sulfate, ammonium nitrate, ammonium acid carbonate, ammonium chloride, ammonium lime and ammonia water.
结果以氯化铵作洗脱剂进行梯度洗脱，成功的将l亮氨酸与l缬氨酸分离。
Ammonium chloride is a better eluant, and L-leucine and L-valine can be separated successfully by gradient elution.
当碳酸钙与硫酸铵(或氯化铵)一起加热时，生成的升华物(与碳酸氢铵混合)。
Formed as a sublimate (mixed with ammonium hydrogen carbonate) when calcium carbonate and ammonium sulfate (or chloride) are heated together.
烷基胍对铝硅酸盐矿物的捕收能力和选择性优于十二胺和十二烷基三甲基氯化铵。
The interaction mechanism between aluminosilicate minerals and alkyl-guanidine was revealed based on collector structure and surface charge of minerals.
绿清灵即2%十八烷基三甲基氯化铵可溶性粉剂，对蔬菜蚜虫具有较好的防治效果。
The tests on 2% octadecyl trimethyl ammonium chloride showed good result against the cabbage aphids.
介绍利用HT吸附剂从钼酸铵母液及氨浸钼渣酸分解母液中回收钼及氯化铵的实验过程。
The experimental process for recovery molybdenum and ammonium chloride from mother liquors of ammonium molybdate and ammonia leaching molybdic acid using HT adsorbents is presented.
其制备方法是以氯化铵为催化剂，原甲酸三乙酯为解水剂，由无水乙醇和环己酮缩合合成。
Cyclohexanone diethyl acetal was prepared from cyclohexanone with anhydrous ethanol as reactant, ammonium chloride as catalyst, triethyl orthoformate as water scavenger.
主要经营产品：小苏打，工业氯化铵，关节轴承纯碱，片碱，氯化钾，氯化钙，硫酸铜等。
Main Products: baking soda, industrial ammonium chloride, soda ash, caustic soda, potassium chloride, calcium chloride, copper sulfate, etc.
碳酸钾生产过程中产生大量高浓度的氯化铵废水，直接排放污染环境，同时造成资源浪费。
The production of potash leads to producing lots of highly concentrated ammonium chloride wastewater, which will pollute the environment and waste useful resource if discharged directly.
混合氧化稀土的组成和配分是影响氯化铵氯化氧化稀土氯化率和氯化反应速率的重要因素。
When the mixed rare earth oxides are chlorated, the components and partition of the rare earth are an important factor influencing the chlorate ratio and reaction rate.
以环氧氯丙烷和三甲胺为原料，常温下合成活性中间体失水甘油基三甲基氯化铵(GTA)。
Using trimethylamine and epichlorohydrin as raw materials, an active intermediate, glycidyl trimethyl ammonium chloride (GTA), was synthesized at ambient temperature.
首先优化了丙烯酰胺（AM）和二甲基二烯丙基氯化铵（DMDAAC）共聚物的合成条件。
The synthesis conditions of acrylamide(AM) and dimethyl diallyl ammonium chloride(DMDAAC) copolymer are optimized.
目的观察以正烷基二甲基苄基氯化铵为主要杀菌成分的1210皮肤消毒液的杀菌性能及毒性。
Objective to observe the bactericidal property and toxicity of 1210 skin disinfectant containing alkyl dimethyl benzyl ammonium chloride as the main bactericidal ingredient.
针对国内使用离心机对氯化铵脱水存在的不足，提出选用卧式螺旋过滤离心机用于氯化铵脱水。
Concerning the disadvantages of domestic centrifuge for the dehydration of ammonium chloride, it is put forward to use horizontal spiral filter centrifuge for the dehydration of ammonium chloride.
利用季铵盐的固色原理，将二甲基二烯丙基氯化铵与丙烯酰胺的聚合物pda应用于绒面革固色。
The quaternary ammonium salt polymer PDA was applied on dye fixation process for pigskin suede leather on the basis of dye fixation principle of quaternary ammonium salts.
本文以二甲基二烯丙基氯化铵与丙烯酰胺为原料，研究了较高相对分子质量PDA干粉的制备工艺。
The synthesis process of a kind of water-soluble cationic copolymer powder-PDA, which was prepared by diallyldimethylammonium chloride (DMDAAC) and acrylamide (AM) was studied in this paper.
以硅化镁、氯化铵与液氨为原料，模仿硅化镁法制备硅烷气体的工艺，获得反应生成的固体副产物。
The solid by-product is obtained by imitating the magnesium silicide method which is used to produce silane in industry.
对二甲基二烯丙基氯化铵与丙烯酰胺的共聚物PDA在合成、分析和应用方面的研究进展进行了综述。
The research progress in the preparation, analysis and application of the copolymer poly-dimethyldiallylammonium chloride-acrylamide(PDA)was reviewed in this paper.
方法：通过喂服泽泻提取物不同组分对乙二醇和氯化铵诱导的大白鼠肾草酸钙结石模型进行实验研究。
Method:Different extracts were administered through a stomach tube to rats of different groups with renal calcium oxalate stones induced by ethylene glycol (EG) and ammonium chloride (AC).
选择天然钠基膨润土为原料，用季铵盐十八烷基二甲基苄基氯化铵（1827）将其制成有机膨润土。
The organobentonite from natural sodium bentonite has been prepared using benzyldimethylstearylammonium chloride(1827) as organic surfactant through ion-exchange reaction.
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