fragmental ion

 
  • 零碎离子

fragmental ion的用法和样例:

例句

  1. Some of fragment ions probably results in Mclafferty rearrangment.
    其中许多碎片离子是由麦氏重排而得。
  2. Decay curves of metastable fragment ions is also obtained by means of ion energy loss scans spectroscopy.
    利用离子能量损失扫描谱,得到亚稳态碎片离子的衰变曲线。
  3. Much structure information is obtained on the base of the molecular ion MH+,the additive ions [M+ 73]+ and the pyrrolic fragment ions.
    通过分子离子MH+,加合离子(M十73)+,以及吡咯环碎片离子可获得丰富的结构信息。
  4. Some thermo-unstable or nonvolayile nitrocompounds were analyzed by DEI-MS and signi-ficant molecular ion peak was obtained, and structural information was offered by fragment ions.
    采用DEI-MS技术分析了一些热不稳定难于气化的硝基化合物,得到了明显的分子离子峰,并由碎片峰提供结构信息。
  5. The enrichments of leucine, lactic acid and glucose were calculated by intensity ratios of different fragment ions.
    最后的衍生物用GC/MS分析,通过计算各衍生物中特征离子的强度比,测得脓毒症兔血样中三种代谢物的同位素丰度比。
  6. A series of typical fragment ions were obtained by in-source collision-induced dissociation(CID). RESULT:The quasi-molecular ions were 1209.7 (M+H) + and 1231.6 (M+Na) + . The double-charge ions were 605.4 (M+2H) 2+ and 616.5(M+H+Na) 2+ .
    结果 :测得亮丙瑞林准分子离子峰 (M +H) + m/z 12 0 9 7及 (M +Na) + m/z 12 31 6 ,(M +2H) 2 + m/z 6 0 5 4及 (M +H +Na) 2 + m/z 6 16 5 ,表明亮丙瑞林的分子量为 12 0 8 7,与理论值一致。

fragmental ion的相关资料:

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