HR MC-ICP-MS Settings
Forward power 1050−1300 W
Coolant gas 13−14 L/min
Auxiliary gas 1.2−2.0 L/min
Nebulizer pressure 33−39 psi
Resolution 400
Aridus II Desolvating Nebulizer Settings
Sweep gas flow 4−6 L/min
Spray chamber 110°C
Desolvator 160°C
Solution introduction rate 150−200 μL/min.
Table 1: Instrument and acquisition settings for the Nu Plasma HR MC-ICPMS (the optimal setting values change from day to day).