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

Frequently Asked Questions

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)


For Research Use Only. Not for use in diagnostic procedures.

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