Dimensions (w x d x h in cm)
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Weight (kg)
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| Power | 380 V, 3 phases 16 A each, 50/60 Hz |
| Mass filter | Twin quadrupole system: Q1 is of 12 cm length to pull in ions and align trajectories, Q2 is 35 cm in length with attached prefilters for high ion transmission. Both quadrupoles use 15.6 mm diameter rods and operate at 1.6 MHz. |
| Mass range | 0-300 u |
| Resolution | 4 M over the whole mass range |
Detector
| Continuous dynode electron multiplier ; analog signal processing |
Dynamic range (orders of magnitude)
| 400000 |
Vacuum system
| 3-stage differentially pumped system with mechanical pump on interface stage and diffusion pumps on intermediate and analyzer stage |
ICP generator
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| Frequency (MHz) | 40.68 |
| Power (Watt) | 900-1500 |
Load coil
| five turns floating coil |
Torch
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Argon flow (L/min)
| 13 |
| Sample introduction |
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| Operating system and software |
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| Computer | PC AT type microcomputer |
| Short term precision (RSD for 10 replicates) |
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Long term precision (RSD for 4 hours)
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| Sensitivity (Mcps/ppm) |
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Detection limits (3s, ng/L)
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Isotope ratio precision (RSD for Ag-107/Ag-109)
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Doubly charged ions
| Ba++/Ba+ < 0.15% |
Oxide ions
| BaO+/Ba+ < 0.15% |
Accessories
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| Special features |
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