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将其制备成固相萃取微分离柱。The extractant was then loaded onto a micro-column.

每个萃取剂的几何构型构通过PM3方法优化得到。The geometry of each extractant wasoptimized by using PM3 method.

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证明该种萃取剂萃取铀的能力强，若用它代替TBP，将能取得明显的效果。The results show that the new extractant has more capability of extracting uranium than TBP.

二元混合协同萃取比单一萃取剂的萃取效果好。The extraction effect of two-mixed-cooperate extractants is better than the one of single extractant.

解决了目前镓锗萃取剂如YW100消耗量大及对锌系统影响大等问题。The new extractant solves the problems such as high YW100 consumption and great effect on zinc metallurgy.

结果表明，较合适的溶剂和萃取剂分别为磺化煤油和三烷基氧膦。The results showed that the proper organic solvent and extractant were sulfonated kerosene and trialkyl phosphine oxide.

在这些处理方法中，QH-1型络合萃取剂萃取法的处理效果最佳，废水经处理后酚浓度可达到国家排放标准。Among the treatment processes, the solvent extraction process with QH-1complex extractant is the most cost effective one.

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K2SO4对土壤硒的浸提量低，与植株含硒量间的相关性不显著，不适宜作水稻土有效硒的提取剂。The correlation didn't reach significant level. 0.2 molL-1 K2SO4 wasn't the suitable available Se extractant for paddy soil.

以对苯胺、丙二酸二乙酯为原料、吡啶为溶剂合成N，N'-二苯基丙二酰胺的方法进行了研究。The method of synthesizing N, N′-diphenylmalonamide employing aniline and malonic ester and pyridine as extractant was investigated.

分别研究了振荡时间、萃取剂浓度、平衡水相酸度对萃取的影响。Inspected the influence of the balance aqueous phase acidity, duration of oscillation, the extractant concentration to the extraction.

多是利用萃取剂对稀土和非稀土杂质的萃取能力不同而达到去除目的。The above extractant scarcely extracted rare earth but existence of rare earth in aqueous solution contributed to extracting Fe and Pb.

提出了用高沸点的混合胺作为萃取剂，用有机溶剂作为稀释剂的制取碳酸钾的新工艺。New technology for preparation K_2CO_3 with mixed amine of high boiling point as extractant and an organic solvent as diluent has been developed.

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萃取剂可用减压蒸馏的方法回收，回收的萃取剂循环使用基本不影响分离性能。The extractant can be recovered through reduced pressure distillation and the recovered extractant can be reused without influencing the separation.

萃取剂分子中烃基结构的变化对各种金属离子的萃取能力有着不同程度的影响。The structural variation of the hydrocarbyl groups in the extractant molecules has the different influences on the extractability of various metal ions.

以马尾松的树皮和花粉为主要原料，以肉桂、淫羊藿等为辅助材料，以优质白兰地为酒基，以最佳的配制比例调配而成松酒。In this experiment, it was bark and pollen pine of Pinus massoniana as main materials, Cortex Cinnamomi, epimedium as auxiliary materials, brandy as extractant.

以正己烷为萃取剂，采用液液微萃取气相色谱法对松花江水体中的硝基苯进行了快速测定。The concentration of nitrobenzene in Sonhua River water was rapidly determined by gas chromatograph using liquid-liquid microextraction with n-hexane as extractant.

结果表明乙二醇与醋酸钾的混合物是分离甲乙酮-水二元恒沸物的理想萃取剂。The results show that the mixture of ethylene glycol and potassium acetate is a very effective extractant in the separation of azeotrope of methyl ethyl ketone-water.

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结果表明，分配比随振荡时间、萃取剂初始浓度的增加而增加，随着平衡水相酸度的减小而增加。The result indicated that the assignment along with the balance aqueous phase acidity, the initial extractant concentration, and the duration of oscillation increases.

通过理论分析和实验验证找到了一种萃取精馏分离旋性成酸与异成醇的优良萃取剂。A good extractant for the seperation of active amyl alcohol and isoaml alcohol by extractive distillation was studied by theoretical analysis and experimental analysis.

简述了国内外铜萃取剂的类型，对不同类型萃取剂的性能、结构及使用进行了综述。Types of copper extractants at home and abroad are introduced in this paper. Then the performance, structure and use for different copper extractant are also summarized.