No Sample fragments are found in negative ESI process, but a lot of fragments are almost presented in FAB process. Comparing these spectra, the fragments or molecular ion can be distinguished.
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释义
试样在负离子电喷雾电离(ESI)过程中不产生碎 片峰,但是在FAB过程中产生许多碎片,比较这些谱图,就可以区别碎片峰和分子离子峰。
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