Research Article
Stable Isotope Ratio and Elemental Profile Combined with Support Vector Machine for Provenance Discrimination of Oolong Tea (Wuyi-Rock Tea)
Table 2
Optimized instrumental conditions and parameters of the ICP-MS.
| Parameter | Setting value |
| Forward power | 1200 W | Scanning times | 100 times | Scanning mode | Peak height | Dwell time | 10 ms | Acquisition time | 20 s | Sample uptake rate | 1 mL/min | Coolant gas flow rate | 14 L/min | Auxiliary gas flow rate | 0.75 L/min | Nebulizer gas flow rate | 0.92 L/min |
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