Ionization Process of PCI
The ionization process of PCI consists of these three steps:
- Reagent gas is ionized by EI.
- Reactant ions are created by reaction between ions produced in (1) and reagent gas molecules.
- Sample molecules are ionized by reaction with reactant ions.
![Ionization Process of PCI](/sites/ssi.shimadzu.com/files/d7/ckeditor/an/support/gcms/59_1.gif)