化学分离

  • 网络chemical separation
化学分离化学分离
  1. 鉴别新核素~(202)Pt的化学分离方法的研究

    Chemical separation for identification of new isotope ~ ( 202 ) Pt

  2. 以12 ̄C(47MeV/u)+197 ̄Au靶,通过化学分离及γ谱学方法获得了Ir和Pt同位素产额。

    Yields of lr isotopes from 12C ( 47MeV / u ) + 197Au have been measured by using chemical separation and γ spectroscopy method .

  3. 通过放射化学分离流程,从反应产物中分出W。

    W samples were separated from reaction productions by using a radiochemical procedure .

  4. 放射化学分离裂变产物中~(79)Se的新流程

    A new radiochemical procedure for separating 79 Se from fission products

  5. 无载体~(67)Ga的化学分离采用异丙醚溶剂萃取法。

    Radiochemical separation of carrier-free gallium-67 from target was carried out by isopropyl ether extraction .

  6. ~(130)Ce(EC+β~+)衰变研究及其放射化学分离

    ( EC + β ~ + ) decay study of ~ ( 130 ) Ce and it 's radiochemical separation

  7. 新丰中子核素~(185)Hf的研究Ⅱ.合成和鉴别中的快放射化学分离

    Study of new neutron-rich nuclide  ̄( 185 ) hf ⅱ . the rapid-chemical separation study on the synthesis and identification

  8. 使用HPLC,利用在给定的色谱柱和流动相下化合物具有不同移动速率的事实可以实现化学分离。

    Chemical Separations can be accomplished using HPLC by utilizing the fact that certain compounds have different migration rates given a particular column and mobile phase .

  9. 建立了一个化学分离-电感耦合等离子发射光谱(ICP-AES)测定高纯氧化镥中14个稀土杂质的新方法。

    A new chemical separation-ICP-AES method for the determination of 14 rare earth impurities in highly pure Lu_2O_3 was established . The R E.

  10. 一种简单的辉钼矿Re-Os同位素年龄测定中Re化学分离方法:钽试剂萃取法

    A BPHA extraction method for chemical separation of Re for molybdenite Re-Os dating

  11. 用柠檬酸钠消除试样中Al3+、Fe3+的干扰,控制溶液pH于5~5.5,不经化学分离,可直接测定。

    Interferences of Al3 + and Fe3 + in sample solution can be eliminated by adding citrate as masking agent . By controlling pH of the solution within 5 - 5.5 , determination can be made directly without any separation procedure .

  12. 在辐照后的镀银靶中,用HDEHP溶剂萃取完成~(111)In的放射化学分离。

    The radiochemical separation of the 111In was carried out with the HDEHP solvent extraction from the irradiated electroplating silver target .

  13. 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。

    The trialkyl phosphine oxide ( TRPO ) has been used for extractant of radioactive waste and chemical separation process of organic acid .

  14. SISAK快速化学分离装置的建立

    Establishment of fast chemical separation using SISAK

  15. 采用化学分离与体外微核试验、姐妹染色单体交换(SCE)试验的方法,研究了铝电解车间粉尘有机提取物及其5个组分的遗传毒性。

    N thio paper , genotoxicity of the dust organic extraction and its fractions from the shop of aluminium refiner plant were studied using micronucleus test and sister chromatid exchanges ( SCE ) in human peripheral lymphocytes .

  16. 岩石样品的Re和Os化学分离采用Carius管溶样法,结合CCl4萃取以及微蒸馏的方法分离纯化Os,利用阴离子交换树脂的方法分离纯化Re。

    Chemical procedures for Re and Os separation include : Carius tube is used to digest rock samples , Os is separated by CCl4 solvent extraction and purified with micro-distillation method , and Re is separated through anion exchange chromatography .

  17. 对自1980年以来地质样品中Lu-Hf同位素体系的化学分离方法与质谱测试技术的最新进展进行了综述。

    The progresses in chemical separation and mass spectrometric measurement for Lu-Hf isotopic system in geological samples since 1980 have been reviewed in this paper .

  18. 以中国南海海域大量生长的总合草苔虫为原料,将化学分离和活性追踪相结合,经溶媒提取和多种层析方法(SephadexLH-20,ODS,HPLC等)分离,得到3个活性单体。

    Three active compounds were isolated from the marine bryozoan Bugula neritina living in the South China Sea by bioassay-guiding isolation method with a combination of extraction with suitable solvent and multiple column chromatography ( Sephadex LH-20 , ODS and preparative HPLC ) .

  19. 非金属矿物的化学分离与测定Ⅱ.粘土矿物

    Chemical Separation and Determination of Non_Metallic Minerals ⅱ . Clay Minerals

  20. 大气气溶胶中锂的化学分离与同位素比的质谱检测

    Separation and Stable Isotopic Measurement of Lithium in Atmosphere Aerosol Sample

  21. 花岗质岩石中铜铁锌的化学分离方法

    The Separation of Cu , Fe and Zn from Granitic Rocks

  22. 化学分离以及超分散金刚石结构、属性的测试和分析等。

    The test and analysis of the structure and property of UDD .

  23. 放射化学分离在新核素合成中的重要作用及其局限性

    Important Role and Localization Property of Radiochemical Separation for New Nuclide Syntheses

  24. 离子交换树脂在化学分离中的应用

    Application of lon Exchange Resin in chemical separating

  25. 用于锆稳定同位素测定的化学分离技术

    Chemical Separation of Zirconium for its Isotopic Measurements

  26. 海洋沉积物中石英单矿物的化学分离

    Chemical separation of quartz from marine sediment samples

  27. 闪锌矿中铅同位素比值精确测定时的化学分离方法

    A Chemical Separation Method for Accurate Determination of the Ratio of Lead Isotopes in Sphalerite

  28. 结果:用化学分离方法可得到纯度较高的环维黄杨星D。

    RESULT : The monocase of cyclovirobuxine D could be obtained by the chemical separating method .

  29. 地质样品中镥-铪同位素体系的化学分离与质谱测试新进展

    Progresses in Chemical Separation and Mass Spectrometric Measurement for Lu-Hf Isotopic System in Natural Geological Samples

  30. 离子吸附与交换作为一种有效的化学分离方法,具有优越的分离选择性和很高的浓缩倍数,操作方便,效果突出。

    The ion exchange technology has shown great selectivity and easy manipulation in the separation process .