质谱联用仪

  • 网络Mass spectrometer;Finnigan;hplc-ms-ms;GC-LRMS
质谱联用仪质谱联用仪
  1. 采用XRD、XPS、BET对催化剂进行了表征,气相色谱-质谱联用仪对反应产物进行了分析,确定了主产物吡啶。

    Characterization of the catalyst was carried out by XRD , XPS and BET .

  2. 等离子色谱-质谱联用仪CCD光谱仪计算机配色系统的总体研究

    Plasma chromatograph-mass spectrometer ( PC-MS ) The Overall Research of Computer Color Matching System with CCD Spectrometer

  3. 用差示扫描量热(DSC)、气相色谱及气相色谱质谱联用仪对醇解液进行检测分析,得到聚酯的化学组成。

    The chemical composition of polyester and copolyester has analysed by DSC , gas chromatograph , gas chromatograph mass spectroscopy .

  4. 报告了以IR、1H-NMR、27Al-NMR、色质谱联用仪和出醇量等对配位性铝酸酯偶联剂合成反应的确证。

    Synthesis of coupling agent & coordination aluminate is identified by IR , 1H-NMR , 27 Al-NMR and yield of alcohol .

  5. 气相色谱-质谱联用仪(GC-MS)是对复杂混合物样品进行定性分析的重要工具。

    Gas chromatography - mass spectrometry ( GC-MS ) is an important tool of qualitative analysis of complex mixture samples .

  6. 本文使用色谱-质谱联用仪(GC-MS)分析一种未知组成黄色抛光膏的化学成分。

    The present paper was to use GC / MS to detect the chemical composition unknown of one yellow polishing paste .

  7. 用同时蒸馏萃取法(SDE)结合气相色谱和质谱联用仪(GC-MS)在传统宣威火腿中鉴定出84种挥发性化合物。

    By using SDE and GC-MS , 84 volatile compounds are tentatively identified in traditional Xuanwei Ham .

  8. 本文介绍了采用超临界CO2萃取新鲜柚子花中芳香性成分,并用气相色谱-质谱联用仪对其中化学成分进行分析鉴定。

    The article introduced that fragrant ingredients from fresh flower of pomelo was extracted by supercritical CO 2 , and analyzed by gas chromatography-mass spectrometry ( GC-MS ) .

  9. 用同时蒸馏-提取器(SDE,simultaneousdistillationextractor)提取金华火腿中的挥发性香味物质,用Vigreux柱将其浓缩,浓缩物用气相色谱-质谱联用仪(GC-MS)进行分离鉴别。

    Using simultaneous distillation-extraction technique , the volatile aroma compounds of Jin-Hua ham were investigated by means of GC-MS.

  10. 并运用气相色谱质谱联用仪(GC-MS)、热重分析仪等现代分析仪器对热解动力学、热解产物成分进行了分析,并通过理论分析初步揭示了生物质在超临界介质中的热解机理。

    The modern analytical instruments such as gas chromatography and mass spectrometry ( GC-MS ), thermogravimetric analyzer were used for product composition analysis .

  11. 气相色谱-质谱联用仪(GC/MS)和离子色谱(IC)的分析结果显示,辉光放电等离子体降解甲基叔丁基醚主要中间产物为叔丁醇,丙酮,乙酸和甲酸,最终产物是水和二氧化碳。

    Intermediates detected by GC-MS and ion chromatography ( IC ) included acetic acid , formic acid , tert-butyl alcohol and acetone etc. The final product is water and carbon dioxide .

  12. 方法:采用超临界流体萃取技术(SupercriticalFluidExtraction,简称SFE)提取柴胡果实的精油,气相色谱-质谱联用仪(GC-MS)分析和鉴定其化学成分。

    Methods Essential oil from the fruits of Bupleurum Chinense DC . was extracted by using supercritical fluid extraction ( SFE ), and the chemical constituents to be identified by GC / MS spectrum .

  13. (2S,3R)-谷象虫聚集信息素的合成然后提取出聚集信息素的有效成分,通过气一质谱联用仪(GC-MS)确定活性物质的化学组分和含量;

    Then the active ingredients of the pheromone were extracted , and their chemical components and contents were analysed by gas chromato-graphy ( GC ) and gas chromatography-mass spectrometry ( GC-MS ) .

  14. 用气相色谱-质谱联用仪(GC-MS)对零价铁在常温常压下还原3种土壤中对硝基苯和间二硝基苯进行了研究。

    The reduction of p-nitrobenzene ( PNT ) and m-dinitrobenzene ( MDNB ) in three kinds of soils by zero-valent iron ( ZVI ) at normal temperature and pressure was studied using gas chromatography-mass spectrometry ( GC-MS ) .

  15. 方法应用气相色谱质谱联用仪(GC/MS)分析家庭厨房吸油烟机油杯中冷凝油的总化学成分,并采用果蝇伴性隐性致死试验(SLRL)对化学成分的遗传毒性进行了研究。

    Methods Analysis methods of the components was carried out by gas chromatogram and mass spectra ( GC / MS ) and its genotoxicity was studied by sex linked recessive lethal ( SLRL ) test in drosophila .

  16. 本文介绍了Finnigan-MAT4510型色谱-质谱联用仪进样系统的改进方法。

    It is described for improve method of Finnigan - MAT 4 5 1 0 GG / MS introduction system in this paper .

  17. 分别采用微量液液萃取(MLLE)法和同时蒸馏萃取(SDE)法对TG-11香精进行萃取,并用气相色谱/质谱联用仪进行了分析。

    Flavor TG-11 # was extracted by micro liquid-liquid extraction ( MLLE ) or simultaneous distillation and extraction ( SDE ), and then analyzed by GC / MS .

  18. 目的利用液相色谱/质谱联用仪(LC/MS)分析叔丁基对苯二酚(TBHQ)在大鼠血清中的代谢物,探讨了TBHQ在大鼠体内的代谢途径。

    Objective To investigate the metabolic pathways of tertiary butylhydroquinone ( TBHQ ) in rats , liquid chromatography / mass spectrometry ( LC / MS ) was used to analyze TBHQ and its metabolites in rat serum samples .

  19. 利用液相色谱/质谱联用仪分析了铜绿假单胞菌O-2-2以正十八烷为碳源所产鼠李糖脂生物表面活性剂的组成。

    A mixture of rhamnolipid biosurfactants , produced by Pseudomonas aeruginosa O-2-2 with n-octadecane as carbon source , was analyzed by liquid chromatography / mass spectrometry .

  20. 发生阳极效应时,利用色谱质谱联用仪首次检测出阳极气体中所含氟碳化合物为CF4。

    While an anode effect occurs , using chromatographymass spectrography technique , the fluoride and carbon containing complex compound in the anodic gases was measured to be CF 4 .

  21. 采用HP-1(30m×0.25μm×0.25mm)毛细管柱,气相色谱/质谱联用仪(GC/MS)对9种常用杀虫剂、杀菌剂和杀螨剂农药进行准确定性分析。

    Adopting HP-1 ( 30m × 0.25 μ m × 0.25mm ) capillary column , GC / MS was used to 9 common sorts of insecticides , disinfectants and acaricide pesticides to proceed the accurate qualitative analysis .

  22. 还用FinniganMat-8230B色谱质谱联用仪测定比较了电子束辐照,加热法(120℃,30min)对五香粉香气组分含量的影响。

    The flavour composition in the five-spicc powder irradiated by electron beam was also determined by Finnigan MAT-8230B gas chromato graph-mass spectrometer . and compared to the results by heating treatment ( 120C , 30 min ) .

  23. 方法:采用C18和Sep-pakPorapakRox固相萃取小柱联用提取、浓缩环境水中痕量农药,用气相色谱/质谱联用仪(GC/MSD)全扫描方式进行分析测定。

    Methods : Conventional liquid-liquid extract was displaced by solid phase extract using C_ ( 18 ) and Sep-pak Porapak Rox SPE cartridge to extract and clean the pesticide residues from environment water . The pesticides were determined by gas chromatography with mass selective detection in scan model .

  24. 气相色谱质谱联用仪与微机的数据传输和处理

    Data Transfer and Processing Between Gas Chromatograph / Mass Spectrometer and PC

  25. 目的研究应用气相色谱-质谱联用仪测定羊肉中阿托品的方法,为此类检测提供依据。

    Objective In order to establish a method for determination of atropine in mutton .

  26. 气相色谱-质谱联用仪常见故障的排除

    Common troubleshooting for Gas Chromatograph - mass spectrometer

  27. 液相色谱单四极杆质谱联用仪在2008年北京奥运会兴奋剂检测中的应用

    Application of LC / MS-Quadrupole Technique in Doping Control at 2008 Beijing Olympic Games

  28. 用气相色谱&质谱联用仪测定了乙苯降解的中间产物,主要是乙苯的含氧衍生物,讨论了乙苯降解的机理。

    Derivatives containing oxygen are identified as degradation products of ethylbenzene based on the GC-MS analysis .

  29. 使用气相色谱及色谱-质谱联用仪对由低碳烃直接合成芳烃的液相产物进行了全分析。

    GC and GC / MS were employed in analysis of liquid products of lower paraffin aromatization .

  30. 初发糖尿病大鼠肾小球山梨醇代谢异常&经高压气相色谱质谱联用仪的分析研究

    Metabolic abnormality of sorbitol in glomeruli of rat with early stage diabetes ── studied with gaschromatography-mass spectrometry