Reagent Ions

Some articles on reagent ions, ion:

Proton-transfer-reaction Mass Spectrometry - Examples - Air Quality Analysis
... and 55 m/z (and their isotopes) represent the reagent ions (H3O+) and their clusters ... and O2+, which are both impurities originating from the ion source, appear ... Switchable reagent ions Some PTR-MS instruments are despite of the lack of a mass filter between the ion source and the drift tube capable of switching the reagent ions (e.g ...