气相色谱质谱联用仪

  • 网络GC-MS;GC MS;GCMS;GPC-GCMS
气相色谱质谱联用仪气相色谱质谱联用仪
  1. 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 .

  2. 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 .

  3. 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

  4. 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

  5. 同时利用气相色谱质谱联用仪研究了细化和超细煤粉热解过程中含氮和含硫化合物的析出特性,分析了上述因素对其的影响。

    Meanwhile , by using gas chromatography / mass spetrometer , the author studies the precipitation characteristics of nitrogen - and sulphide-containing compound in pyrolysis process of pulverised and micro-pulverised coal and analyses the influences on precipitation by the above-mentioned factors .

  6. 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 .

  7. 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 .

  8. 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 .

  9. 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 ) .

  10. 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.

  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. 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 ) .

  14. 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 .

  15. 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 .

  16. 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 .

  17. 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 .

  18. 气相色谱-质谱联用仪常见故障的排除

    Common troubleshooting for Gas Chromatograph - mass spectrometer

  19. 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 .

  20. 气相色谱-质谱联用仪是许多有机化合物常规检测中一种必备的工具。

    Gas chromatography-mass spectrometry ( GC-MS ) is a necessary tool for routine analysis of many organic compounds .

  21. 方法用酸性水萃取,经过滤处理,甲醇溶解,气相色谱-质谱联用仪测定;

    Methods The samples were purified by acidity water , dissolved by methyl alcohol , and then analyzed with GC-MS ;

  22. 对云南产蒜头果油用硫酸甲醇法酯化,以气相色谱质谱计算机联用仪进行了分析。

    Fatty acids in the Malania oleifera oil of Yunnan were esterified by sulfuric acid methanol and analyzed by GC MS.

  23. 本文介绍了中国兴奋剂实验室使用气相色谱-质谱联用仪对尿样中雄烯二酮主要代谢物的分析研究。

    A GC / MS procedure described in this paper was applied to study the characteristic metabolites of androstenedione in human urine .

  24. 该产物通过了气相色谱&质谱联用仪的检测,且其产率比文献值高出165%。

    The product was detected by GC-MS analyzer , its yield is 16 5 percent highter than that reported in articles concerned .

  25. 样品经双甲基硅烷三氟乙酰胺衍生后,以美托洛尔为内标物,用气相色谱-质谱联用仪进行定性定量分析。

    After samples were derived by BSTFA , GC-MS took metoprolol as the internal standard substance and made a qualitative and quantitative test .

  26. 分别以正己烷和无水乙醇作为溶剂,在微波辐射条件下对番泻叶进行萃取,用气相色谱/质谱联用仪(GC/MS)对萃取物进行了分析。

    Senna leaf is extracted under irradiation of microwave using hexane and ethanol as solvents , respectively . The resulting extracts are analyzed with GC / MS.

  27. 应用气相色谱-质谱联用仪共鉴定出39个组分,占总芳香油的91.281%。

    The fragrant oil was identified by GC-MS , thirty-nine components were separated and identified , which accounted for 91.281 % of the total fragrant oil .

  28. 并利用气相色谱-质谱联用仪对产物中的杂质进行了定性分析。高效液相色谱&质谱联用仪真空喷雾型接口的改进和应用

    And the impurities in product were analyzed by GC-Mass . Improvement of Vacuum Nebulizing Interface for Direct Coupling High Performance Liquid Chromatograph with Mass Spectrometer and Some Application

  29. 新鲜成熟的去核油枣、木枣及团枣用95%乙醇浸泡,低温蒸除乙醇,膏状物用乙醚萃取,用气相色谱&质谱联用仪测定乙醚溶液。

    Fresh ripe removed-pit Oil Jujube , Mu Jujube and Tuan Jujube were treated with 95 % ethanol , and then with ethyl ether and were analyzed by GC-MS , respectively .

  30. 离子源气体密度分布是电离效率的影响因素之一,本文以气体场理论为基础,利用计算流体力学法,对气相色谱-质谱联用仪电子轰击源内的气体分布进行数值分析。

    Based on the gas field theory , the gaseous distribution in the electron impact ion source ( EI ) of GC-MS is studied with computational fluid dynamics ( CFD ) method .