Please explain the principles, advantages, and disadvantages of EI, CI, and NCI easily.

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    1. BASIC MASS SPECTROMETRY

    06. Please explain the principles, advantages, and disadvantages of EI, CI, and NCI easily.

    Mass spectrometry requires that samples be converted to ions (ionized). Methods for ionization include EI, CI, and NCI.

    EI (Electron Impact)


    CI (Chemical Ionization)


    NCI (Negative Chemical Ionization)

     

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