化学电离

huà xué diàn lí
  • chemical ionization
化学电离化学电离
  1. 多官能团分子质谱的研究(Ⅵ)&对称分子的正离子化学电离谱(i-C4H(10))

    Study on the Mass Spectra of Multifunctional Groups Molecule (ⅵ ) - Positive Ions Chemical Ionization Mass Spectrum of Symmetric Molecules ( i-C4H10 )

  2. 化学电离(CI)在β-阻断剂确证中的应用研究

    Chemical Ionization ( CI ) Application to the Confirmation of β - blockers

  3. 用Fourier变换质谱研究苯胺衍生物的自身化学电离

    Self-Chemical Ionization of Substituted Aniline Compounds with Fourier Transform Mass Spectrometry

  4. 铁电陶瓷畴变的原位Raman谱观测化学电离质谱学《孝经》学谱

    In situ Raman spectroscopy observation for domain switching of ferroelectric ceramics

  5. 稳定同位素稀释一质谱技术分析KIC的负化学电离法

    Measurement of Plasma KIC by Stable Isotope Dilution-Negative Chemical Ionization Gas Chromatography / Mass Spectrometry

  6. 利用离子阱质谱原理和内离子源的特点,确定了小分子醇、醚、胺、醛、酮等有机物在离子阱里的反应为自身化学电离(SCI)反应;

    The ion / molecule reactions of low-mass Organic molecules , such as alcohol , ether , amine , aldehyde , ketone and so on , were studied by the ion trap MS .

  7. 研究了胆甾醇酯类和胆甾醇卤代物的电子轰击电离(EI)、场解吸电离(FD)、化学电离(CI)的质谱。

    Mass spectra ( MS ) of cholesterol esters and halides were obtained by means of Electron Impact ( EI ), Field Desorption ( FD ) and Chemical Ionization ( CI ) .

  8. 采用大气压化学电离源(APCI)正离子模式,实现了黑线姬鼠粪便中4种类固醇化合物的定性及定量测定。

    The identification of steroid derivatives is performed under atmospheric - pressure chemical ionization ( APCI ) source in positive-ion mode .

  9. 用氨作反应气,研究一些游离胆汁酸及其丁二酸衍生物的解吸化学电离(DCI)质谱。

    The desorption chemical ionization mass spectra , using ammonia as rea-gent gas , of some free bile acids and their succinyl derivatives are reported .

  10. 质谱条件:Agilent多级离子阱质谱仪:电喷雾化学电离源(ESI);负离子检出模式。

    The mass spectrometry analysis was performed on the Agilent 1100 series ion trap mass spectrometer with an electrospray ionization source in the negative ion detection mode .

  11. 质谱:大气压化学电离源(APCI),选择性监测(SIR)质荷比(m/z)分别为226(特布他林),260(内标),368(班布特罗)带正电荷的分子离子峰定量。

    MS : Use atmospheric pressure chemical ionization ( APCI ), and selected ion mass spectral ( m / z ) 226 ( terbutaline ), 260 ( internal standard ), 368 ( bambuterol ) to quantify .

  12. TNT和DNT化学电离[2M+H]~+和[3M+2H]~(++)离子的生成及其质谱-质谱研究

    Ms / ms study of [ 2m + h ] ~ + and [ 3m + 2h ] ~ ( + + ) cluster ion structures formed by chemical ionization of TNT and DNT

  13. 应用碰撞诱导解离技术,研究了甲苯自身化学电离条件下离子-分子反应产物离子m/z183和184的碰撞诱导解离(CID)反应特性。

    The reaction character of m / z183 and 184 ions generated from ion - molecule reaction of toluene under self - chemical ionization was studied using Collision - Induced Dissociation ( CID ) .

  14. 利用柱后在线串联质谱以APCI大气压化学电离源正离子模式实现了各组分的质谱定性。

    The identification of 19 fatty acid derivatives was carried out by online post-column mass spectrometry with atmospheric pressure chemical ionization ( APCI ) source under positive-ion mode detection .

  15. 用多维色谱-稳定同位素稀释质谱联用技术测定酒中氨基甲酸乙酯稳定同位素稀释一质谱技术分析KIC的负化学电离法

    Determination of Ethyl Carbamate in Alcoholic Beverages With Multidimensional Gas Chromatography / Isotopic Dilution Mass Spectrometry Measurement of Plasma KIC by Stable Isotope Dilution-Negative Chemical Ionization Gas Chromatography / Mass Spectrometry

  16. 大气压化学电离质谱法测定饲料中的醋酸甲羟孕酮

    Determination of Medroxyprogesterone in Feed by LC - APCI - MS

  17. 若干糖苷类化合物的负离子化学电离质谱研究

    Negative ion chemical ionization mass spectra of several types of glycosides

  18. 用大气压化学电离质谱分析及表征二烷基二硫代磷酸锌

    Analysis and characterization of zinc dialkyl dithiophosphate by apci / ms Technology

  19. 胆汁酸及其丁二酸衍生物的解吸化学电离质谱

    Desorption Chemical Ionization Mass Spectrometry of Bile Acids and Their Succinyl Derivatives

  20. 一些萜类异构体的化学电离质谱研究

    A Study on the Chemical Ionization Mass Spectra of Some Terpene Isomers

  21. 加速溶剂萃取/气相色谱-负化学电离质谱法对土壤中毒杀芬的测定研究

    Detection of Toxaphene in Soil by Accelerated Solvent Extraction / GC-NCI MS

  22. 化学电离技术的一种新尝试

    A Kind of Try of Chemical Ionization Mass Spectrum

  23. 蒽醌类化合物在大气压化学电离源中的离子化行为研究

    Ionization Behavior of Anthraquinones in Atmospheric-pressure Chemical Ionization Source

  24. 化学电离是初级正离子和自由电子的主要来源。

    Chemical ionization is the main source of positive ions and free electrons .

  25. 二烷基二硫代磷酸锌的大气压化学电离质谱

    Analysis and Characterization of Zinc Dialkyl Dithiophosphate by APCI-MS

  26. 芳香胺的芳香醛衍生物的负离子化学电离质谱行为

    Negative Ion Chemical Ionization Mass Spectrometry Behaviour of Aromatic Aldehyde Derivatives of Anilines

  27. 甲烷和二氯甲烷混合反应气体的负离子化学电离质谱研究

    Negative ion chemical ionization mass spectrometry using methane and dichloromethane as mixed reagent gas

  28. 化学电离质谱在大气痕量物种原位测量中的应用

    Application of Chemical Ionization Mass Spectrometry in in situ Measurement of Atmospheric Trace Species

  29. 大流量采样/气相色谱-负化学电离质谱法测定环境大气中痕量有机氯杀虫剂

    Determination of Organochlorine Pesticides in Ambient Air Using High Volume Sampling Followed by GC-NCI MS

  30. 全氯代多环芳烃的大气压化学电离质谱

    APCI-MS Analysis of Perchlorinated Polycyclic Aromatic Compounds