分离富集

  • 网络separation and enrichment;Separation and preconcentration
分离富集分离富集
  1. 季铵盐N(263)-HCl体系萃取色层分离富集钯的研究

    Separation and Preconcentration of Palladium in Quaternary Ammonium Salt N_ ( 263 ) - HCl System by Extraction Chromatography

  2. 并用X射线衍射(XRD)对沉淀产物的成分进行进一步分析确认,从中研究碲共沉淀分离富集Au,Pt,Pd的机理。

    The mechamism for separation and preconcentration of Au , Pt , Pd by Te - coprecipitation was studied .

  3. 用P(538)分离富集微量钪

    The separation and concentration of Trace Scandium by p-538

  4. P(350)微孔快速色谱柱分离富集铀的性能研究

    Studies on Properties of Tiny Decompressed Column Chromatography in Separation and Enrichment of Trace Uranium

  5. 研究超临界CO2萃取和分离富集过程的试验参数。

    The parameters in supercritical CO2 extraction and separation were studied .

  6. P(204)萃淋树脂对地质样品中痕量铌和钽的分离富集研究及其应用

    Study and Application of Separation-preconcentration of Trace Nb and Ta in Geological Samples with P_ ( 204 ) Extraction Resin

  7. 微波辅助在线分离富集Cd的初步研究

    Primary Study on Microwave-assisted On-line Separation and Concentration of Cd

  8. 共沉淀分离富集-ICP-AES测定饲料级硫酸铜中微量As和Pb

    Determination of Arsenic and Lead in Cupric Sulfate by ICP-AES with Co-precipitation

  9. 用亚硝基R盐螯合树脂分离富集催化极谱法测定矿石中的铱

    Determination of Iridium in Rocks by Separating and Enriching with Nitroso R Salt Chelating Resin and Catalytic Polarography

  10. 研究采用极谱法测定通过金橙G树脂分离富集的土壤样品中的金含量的方法。

    The conditions for seperation and preconcentration of Au in soil sample with gold orange-G chelate resin have been investigated .

  11. N(263)-亚硝基-R-盐萃取色谱法分离富集痕量钯

    Separation and Concentration of Trace Amount of Palladium by Extraction Chromatography Using N_ ( 263 ) and Nitroso-R-salt Mixture as Stationary Phase

  12. 为了探讨我国若干地区森林土壤对酸雨的缓冲能力,本文在对我国几个典型森林地带的土壤样品进行矿物分离富集等基础上用x射线粉末衍射法进行矿物学研究;

    Soil samples from several forest areas in China were analyzed by X-ray powder diffractometry after mineral separation and enrichment .

  13. 固定化离子液体在线分离富集Cr(VI)及铬形态分析研究

    Ionic Liquid Immobilization for On-line Solid Phase Extraction of Cr ( VI ) and Chromium Speciation

  14. 在线分离富集微波等离子体原子发射光谱法测定Cd,Cu,Zn

    Determination of Cd , Cu and Zn by Microwave Plasma Torch Atomic Emission Spectrometry Using an on-line Preconcentration Technique

  15. 以亚硝基R盐作为螯合剂制备了负载树脂,研究了用该树脂分离富集Au(Ⅲ)、Pt(Ⅳ)和Pd(Ⅱ)的最佳条件。

    The synthesis of loaded resin containing nitroso R salt as chelating group is reported in this paper .

  16. PAN共沉淀分离富集微量注射进样FAAS测定人发中的痕量镉

    Preconcentration and determination of cadmium in hair by FAAS with Pan metal chelate coprecipitation

  17. PE复膜树脂分离富集&原子吸收光谱法测定痕量贵金属元素的研究与应用

    Studies and Applications of the Separation and Preconcentration of Trace Precious Metals on the PE Double Membranes Resin and Determination with AAS

  18. 二甲酚橙螯合形成纤维分离富集水中Cu、Co、Ni、Pb的性能研究

    The Study of the Properties of Xylenol Orange Chelating Fiber for Separation and Enrichment of Cu 、 Co 、 Ni and Pb in Water

  19. 纳米TiO2分离富集和ICP-AES测定地质样品中的钼和钨

    Nanometer-size TiO_2 Separation / Preconcentration and ICP-AES Determination of Trace Mo and W in Geological Samples

  20. 主要研究了金橙G螯合形成树脂分离富集地质样品中金、铂、钯的最佳实验条件。

    The present paper describes the optimum conditions of separation and preconcentration of Au , Pd and Pt in geological samples with gold orange G chelate-forming resin .

  21. 本文首次提出了用ICP-AES法测定用D001-CC强酸型阳离子交换树脂预分离富集钨酸钠中Ca和Mg。

    A new method for the determination of Ca and Mg by ICP-AES after separation with str-ong acidic cation resin has been proposed .

  22. BPR树脂分离富集&碘量法测定地质矿样中微量金

    Determination of trace gold in geological samples by iodimetry after their separation and enrichment with BPR resin

  23. 采用玉米麸质锌在酸性溶液中分离富集样品中的Cr(Ⅵ),选择性大大提高。

    Moreover , the selectivity of the established method could be greatly increased as the Cr (ⅵ) was separated and enriched using Zn-modified corn gluten .

  24. 研究了PAN树脂的制备和PAN树脂&微色谱柱对镉的分离富集,然后用ICP-AES法测定镉。

    A new resin loaded with PAN has been prepared . The optimum conditions for separation and pre-concentration of cadmium are studied .

  25. SCF分离富集&DPS测定南充市区土壤中汞的分布

    Separation and Enrichment by SCF-DPS Used in Measurement of the Distribution of Hg in Soils of Nanchong City

  26. 本文采用溶剂浮选分离富集,石墨炉原子吸收光谱法测定水样中的痕量Pb(Ⅱ)、Ni(Ⅱ)以和Co(Ⅱ)。

    The trace amounts of Pb (ⅱ), Ni (ⅱ) and Co (ⅱ) in solution were separated and enriched by solvent floatation , and were determined by GFAAS in this paper .

  27. 建立了一种利用修饰有结晶紫(CV+)的微晶酚酞作为固态吸附剂分离富集溶液中痕量Zn(II)的新方法,富集后的Zn(II)含量可直接用光度法测定。

    A new method for trace Zn ( II ) preconcentration and separation was described using microcrys-talline phenolphthalein modified by crystal violet as an adsorbent coupled with the determination by spectrophotometry .

  28. 研究了用氢氧化铁共沉淀分离富集高纯阴极铜中铅、铋和碲的最佳条件与ICP-AES法的最佳工作条件。

    The condition for detemination of Pb , Bi and Te in pure cathode copper after separation by coprecipitation with ferric hydroxide were studied .

  29. 使分离富集技术与ICP-MS技术联用,可满足99.9999%超高纯镓的分析要求。

    In combination with separation and concentration and ICP-MS , the analysis requirement of ultra-purity gallium can be met .

  30. 研究了双硫腙螯合形成树脂的合成及其分离富集地质样中Au、Pt、Pd的条件。于pH1.5的CHI介质中,Au、Pt、Pd定量吸附于H2Dz形成树脂上与大量贱金属分离。

    The conditions for synthesis of dithizone chelate forming resin and for separation and preconcentration of Au , Pt and Pd in geological samples have been investigated in this paper .