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| Brand | Thermo Fisher Scientific |
|---|---|
| Origin | USA |
| Model | XSeries II ICP-MS (Refurbished) |
| Mass Range | 2–260 amu |
| Sensitivity (Li-7) | 50 Mcps/ppm |
| Sensitivity (Y-89) | 60 Mcps/ppm (XSeries II standard configuration) |
| Sensitivity (Tl-205) | 80 Mcps/ppm |
| Detection Limit (Be-9) | 0.5 ppt |
| Detection Limit (In-115, Bi-209) | 0.1 ppt |
| Oxide Ratio (CeO+/Ce+) | ≤1.5% |
| Doubly Charged Ion Ratio (Ce2+/Ce+) | ≤3.0% |
| Isotopic Ratio Precision (107Ag/109Ag) | RSD ≤0.1% |
| Abundance Sensitivity (low-mass) | 5 × 10⁻⁷ |
| Abundance Sensitivity (high-mass) | 1 × 10⁻⁷ |
| Collision Cell | ORS3™ (He-only mode) |
| High Matrix Tolerance | Up to 3% total dissolved solids (TDS) via HMI technology |
| Software Platform | MassHunter Workstation (QA/QC, audit trail, automated method execution) |
| Brand | Agilent Technologies |
|---|---|
| Origin | USA |
| Instrument Type | Triple Quadrupole GC-MS |
| Configuration | Standalone Mass Spectrometer (requires compatible Agilent GC, e.g., 7890B/7820A) |
| Detection Principle | Electron Ionization (EI) and Chemical Ionization (CI) |
| Mass Range | 10–1000 m/z |
| Scan Speed | Up to 20,000 Da/sec in MRM mode |
| Sensitivity | <10 fg OFN (octafluoronaphthalene) in EI MRM mode |
| Mass Resolution | Unit mass resolution (0.7 Da at peak apex) |
| Vacuum System | Dual-stage turbomolecular pump (≥260 L/s for MS region) |
| Interface Temperature | Up to 350 °C |
| Data System Compatibility | Agilent MassHunter Workstation (vB.08.00 or later) |
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