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- As a green solvent of high -performance,it is playing an important role in chemical separation,catalysis and electrochemistry,etc. 作为一种高效绿色溶剂,室温离子液体在化学分离、催化、电化学等方面发挥着重要的作用。
- The trialkyl phosphine oxide (TRPO) has been used for extractant of radioactive waste and chemical separation process of organic acid. 三烷基氧膦(TRPO)用于做放射性废液和化学分离过程的萃取剂。
- Based on the advantage of aqueous two-phase extraction(ATPE) on chemical separation,its application to fast preparation of peroxidase(POD) from white turnip has been studied. 基于双水相萃取法在化工分离上的优点,研究了其应用于从白萝卜中快速提取过氧化物酶的可行性。
- A review on the chemical separation and determination of clay minerals such as kaolin, talc, sepiolite, montmorillonite etc. is presented with 21 references. 对高岭石、滑石、海泡石、蒙脱石等粘土矿物的化学分离与测定进行了评述,引用文献21篇。
- Researches on the composition and structure of mercaptans in liquefied petroleum gas(LPG) were carried out by combining chemical separation with GC/DFPD and GCMS method. 用化学分离结合GC/DFPD、GC-MS仪器分析方法对液化气中的硫醇结构组成进行了分析研究,建立了易于操作的液化气中硫醇分离流程及硫醇的定性、定量分析方法。
- Each chemical separation is followed by a measurement of the activity of the products obtained, and in this way it is possible to determine how the active substance behaves from the chemical viewpoint. 每一次化学分离之后就立刻测定所获得物质的活性,这样就有可能从化学的角度来确定该物质有多活跃。
- Each chemical separation is followed by a measurement of the activity of the products obtained,and in this way it is possible to determine how the active substance behaves from the chemical viewpoint. 每一次化学分离之后就立刻测定所获得物质的活性,这样就有可能从化学的角度来确定该物质有多活跃。
- A rapid chemical separation procedure of trace thorium has been finished from a great deal of uranium and interfere fission products,and is successfully used to the synthesis and identification of a new heavy neutron rich nuclide, 237 Th. 提出了一个从大量铀及干扰裂变产物中分离痕量钍的快速化学分离程序,并成功地用于新重丰中子核素237Th的合成和鉴别。
- Methods:Starting from 5-cyanophthalide, escitalopram oxalate was prepared via several steps including nucleophilic addition, hydrolysis, chemical separation, cyclization and salt formation. 方法:以5-氰基苯酞为起始原料,经亲核加成、水解、化学拆分、环化和成盐等反应制得抗抑郁药草酸依地普仑。
- Gas chromatography is an important tool for rapid chemical separations in nuclear and Radiochemistry. 在核化学与放射化学研究中,气相色谱法是一种非常重要的快速分离工具。
- RESULT:The monocase of cyclovirobuxine D could be obtained by the chemical separating method. 结果:用化学分离方法可得到纯度较高的环维黄杨星D。
- You have kept the organic and the inorganic chemicals separate, I am sure. 相信你已把有机化学品和无机化学品分开包装。
- Bruce A.Moyer, group leader for chemical separations at Oak Ridge National Laboratory, and his team have developed a safer alternative that may soon be adopted. 橡树岭国家实验室的莫耶是化学分离小组的领导人,他的团队发展了一个比较安全的办法,也许很快就能派上用场。
- chemical separation and concentration 化学分离与富集
- chemical separation and purification 化学分离纯化
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- Chemical separation of Lu-Hf-Sm-Nd Lu-Hf-Sm-Nd化学分离
- We are doing a chemical experiment. 我们正在做化学实验。
- My major is the subject of chemical engineering. 我的专业是化学工程学。