Skip to main content
. 2019 Oct 25;8(1):A0075. doi: 10.5702/massspectrometry.A0075

Table 2. Ionization modes and instrumental conditions in the first pumping stage of the (a) LCQ Deca XP ion-trap, (b) LCMS-2020 quadrupole and (c) AccuTOF time-of-flight mass spectrometers.

Ionization mode (a) LCQ ion-trap (b) LCMS-2020 quadrupole (c) AccuTOF time-of-flight
ESI-positive/negative ion modes ESI-positive ion mode ESI-positive ion mode
Instrumental conditions Capillary (orifice) temperature 275°C Capillary (orifice) temperature 200°C Orifice 1 temperature 30°C
Capillary (orifice) voltage 20 V Capillary (orifice) voltage 0 V Orifice 1 voltage 40–60 V
Skimmer voltage 0 V Desolvation line temperature 250°C Orifice 2 voltage 5 V
Tube lens voltage 50 V Desolvation line voltage 0 V Ring lens voltage 10 V