Instrumental conditions
Gas flow parameters
(Argon)
Plasma flow 17.00 l/min
Auxiliary flow 1.70 l/min
Nebulizer flow 1.00 l/min
Sheat flow 0.16 l/min
Plasma power RF power 1.40 kW
Sample introduction Sampling depth 6.50 mm
Pump rate 15 rpm
Ion optics First extraction lens - 456.00 V
Second extraction lens - 826.00 V
Third extraction lens - 600.00 V
Corner lens - 544.00 V
Mirror lens left 69.00 V
Mirror lens right 48.00 V
Mirror lens bottom 51.00 V
Fringe bias - 3.00 V
Quadrupole scan Scan mode Peak hopping
Dwell time 40 รท 60 ms
Points per peak 1
Scans/Replicate 10
Replicates/Sample 5
Analyzed isotopes
Ce138 Eu153 Nd142 Sc45 Th232
Ce140 Gd154 Nd144 Sm147 Y89
Er166 Gd157 Nd146 Sm148 Yb170
Er168 La139 Pr141 Sm152 Yb172
Table 4: Operating parameters for ICP-MS analysis High Sensitivity Mode.