Parameters | Setting |
---|---|
Ionization source | ESI |
Ionization mode | Positive |
Spray needle voltage (kV) | 4.2-4.5 |
Capillary offset (V) | 35 |
Q0 offset (V) | -2.0-2.6 |
Capillary temperature (°C) | 270-275 |
Sample flow rate (ml/min) | 0.19-0.23 |
Sheath gas (arbitrary units) | 41 |
Auxiliary gas (arbitrary units) | 12 |
ESI, electrospray ionization.