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EI (Electron Ionisation)

Hard ionisation at 70 eV. Produces extensive fragmentation, ideal for library search. Standard ion source in GC-MS.

Explained in

Mass Spectroscopy: Principles, Instrumentation and Forensic Applications

Related terms

Base peak ESI (Electrospray Ionisation)Fragmentation MALDI Molecular ion (M+)m/z (mass-to-charge ratio)Nitrogen rule TOF (Time-of-Flight)

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