硅胶

guī jiāo
  • silica gel
硅胶硅胶
硅胶[guī jiāo]
  1. 薄层板:羧甲基纤维素钠硅胶G薄层板。

    Thin layer plate : CMC-Na silica gel G plate .

  2. 硅胶自动添加变频调速PLC控制系统

    A variable frequency drive system of silica gel added automatically with PLC controller

  3. C(18)反相硅胶键合相的制备与性能评价

    Preparation and characterization of C_ ( 18 ) silica bonded phase

  4. 采用新华中速滤纸纸色谱和硅胶G薄层色谱分析多糖各组分的单糖组成。

    The monosaccharides contained in each polysaccharides were analysed by using paper chromatography and thin layer chromatography .

  5. 方法用硅胶碘化钾(SilicaKI)吸附法直接从外周血提取基因组DNA。

    Methods Genomic DNA was directly isolated from whole blood using Silica KI method .

  6. 三萜醇类、4-甲基甾醇类和甾醇类的乙酸酯用硝酸银-硅胶G薄层进一步分离。

    The acetates of triterpene alcohols , 4-methylsterols and sterols are further separated by TLC with silver nitrate impregnated silica gel G.

  7. 限进介质烷基-二醇基硅胶(ADS)的制备

    Preparation of Restricted-Access Media & Alkyl-Diol Silica ( ADS ) by an Improved Method

  8. 几种太阳电池封装用液体粘接剂的耐老化性能由好至差的顺序是:硅胶、改性环氧、环氧树脂,而EVA胶膜则介于改性环氧和环氧树脂之间。

    The sequence of EVA films is between modified epoxy resin and epoxy resin .

  9. 以微球型硅胶为载体的氧化物催化剂AES分析中的荷电效应

    Charging effect in AES analysis of oxide catalysts supported on silicagel tiny-ball

  10. 合成了强阴离子交换及硅胶基质ODS键合高效液相色谱(HPLC)柱填料。

    Ion exchanger and ODS bonded silica gel for HPLC packing were prepared .

  11. 硅胶固定化季铵SO3H型离子液体的合成与性能

    Synthesis and Properties of Silica-immobilized Quaternary Ammonium SO_3H Acidic Ionic Liquids

  12. 报道用亲水型高分子包敷大孔硅胶基质的羧甲基型(CM)高效弱阳离子交换色谱分离蛋白质的工作。

    Carboxymethyl weak cation exchanger based on macroporous silica gel coated with hydrophilic polymer was synthesized for the separation of proteins .

  13. 硅胶负载纳米TiO2催化臭氧化降解水中微量硝基苯的研究

    Degradation of trace nitrobenzene by nano-TiO_2 / silica-gel catalyzed ozonation in aqueous solution

  14. 样品采用Sep-Pak硅胶微柱净化处理。

    The samples were purified by Sep Pak silica gel cartridges .

  15. 硅胶负载型Phillips铬系催化剂是目前应用广泛的聚乙烯催化剂之一。

    Silica-supported Phillips catalyst is one of the most widely used polyolefin catalyst systems .

  16. 实验结果显示,硅胶柱层析法、微波萃取法、人造纤维bluerayon吸附等方法对维生素E油中PAHs的脱除有较好的效果。

    Gel column chromatography , microwave-assisted extrac - tion , concentration by synthetic fiber have good effects on the removal of PAHs in vitamin E.

  17. 测定了苯基化硅胶的物理结构、水蒸气吸附等温线、润湿热、差热分析(DTA)和红外光谱(IR)。

    The physical structure , water vapor adsorption isotherms , heat of wetting , DTA and IR for phenylated silica gel were determined .

  18. 方法采用硅胶柱色谱和制备性薄层色谱进行分离、纯化,IR、NMR和MS等方法进行结构鉴定。

    Methods Separation and purification were conducted by silica gel column chromatographic and preparative TLC methods , the structures were identified by IR , NMR , and MS.

  19. SEM显示钛掺杂硅胶粒子较好地分散在陶瓷纤维表面及其空隙中;

    SEM image reveals that the particles of Ti-doped silica gel are well scattered on the surface and in the aper - tures of the ceramic fiber paper .

  20. 方法:硅胶色谱分离纯化,IR,MS,NMR及2DNMR鉴定结构。

    Method : The compounds were separated and purified by column chromatography with silica gel , and identified by IR , MS , NMR and 2D NMR .

  21. 由于白炭黑较高的比表面积及丰富的孔隙率,使得白炭黑复合吸附剂对CO2的吸附效果整体上高于硅胶复合吸附材料。

    Because of the high specific surface and porosity , the CO2 absorption capacity of white carbon black complex adsorbents was better than the silica gel ' s.

  22. 结果表明对于三叶木通的新鲜叶片和硅胶干燥叶片,无论从产率上还是质量上,CTAB法都明显优于其他两种方法。

    Trifoliata . The results suggested that the method of CTAB is obviously better than the other two methods .

  23. 初步探讨了第二代超分子环糊精键合硅胶(CDS)对酚类化合物的微量富集的性能,并讨论了CDS的富集机理。

    In this paper , the trace enrichment character of CDS has been examined , and the enrichment mechanism of CDS is also studied .

  24. 后者黄芩的鉴别:硅胶G薄层板,正丁醇-冰乙酸-水(7:1:2)为展开剂,1%三氯化铁乙醇溶液为显色剂;

    The identification of Radix scutellariae was silica gel G plate , n-butanol-glacial acetic acid-water ( 7:1:2 ) as the development reagent , chloride ferric ( 1 % ) as color developing reagent .

  25. 方法:薄层色谱法鉴别,采用以羧甲基纤维素钠为粘合剂的硅胶G薄层板,以醋酸丁酯甲酸水(7∶2.5∶2.5)上层溶液为展开剂;

    Method : TLC method was used for identification with silica gel G plate and butyl acetate formic acid water ( 7 ∶ 2.5 ∶ 2.5 ) upper layer as a developing solvent .

  26. 方法:乙醚提取,硅胶及ODS柱色谱分离;

    Method : The constituents were extracted by ether and isolated by chromatography on silica gel and ODS .

  27. 用BET,DTATGA,IR,XRD,TEM等手段对硅胶的结构和性能进行了表征。

    DTA TGA , BET , XRD , IR , TEM and some other methods were used to characterize the structure and performance of silica gels .

  28. 以三乙胺和甲醇钠为活性碱组分,以A,X和Y型分子筛及硅胶和有机高聚物担体为载体制备了负载型碱性催化剂。

    The supported alkaline catalysts were prepared using triethylamine and sodium methoxide as active components and using A , X and Y type molecular sieves , silica and organic polymer carriers as supports .

  29. 本文用红外吸收光谱测定、扫描电镜观察、X射线衍射分析、放射性示踪试验等方法,研究了附银硅胶除碘的机理。

    Study on the mechanism of removal of radioiodine with silica gel impregnated with silver nitrate by the methods of infra-red spectrum , scanning electron microscope , X-ray diffraction and radioactive tracing test is reported .

  30. 采用双硫腙(H2Dz)作衍生剂、超临界流体CO2为萃取剂,螯合萃取固载在硅胶上的铅(Ⅱ)。

    A method using dithizone ( H_2Dz ) as chelating agent and supercritical fluid CO_2 as extractant to extract lead (ⅱ) in silica gel and standard reference soil samples was studied .