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| Brand | HOGON |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Flame–Graphite Furnace Hybrid AAS |
| Monochromator | Fixed-grating with selectable slits |
| Optical System | Double-beam |
| Detector | Solid-state CCD array |
| Background Correction | Simultaneous D₂-lamp and Self-reversal (SR) correction |
| Spectral Bandwidth | 0.1, 0.2, 0.4, 0.7, 1.0, 2.0 nm (auto-switching) |
| Wavelength Range | 190–900 nm |
| Wavelength Accuracy | ±0.2 nm |
| Wavelength Repeatability | 0.1 nm |
| Resolution | 0.2 nm |
| Cu Detection Limit (Flame) | ≤0.004 µg/mL |
| Cu Characteristic Concentration (Flame) | ≤0.025 µg/mL per 1% absorption |
| Precision (RSD, Cu, A > 0.8) | ≤0.5% |
| Baseline Drift | ≤0.002 A / 30 min |
| Graphite Furnace Max Ramp Rate | ≥3000 °C/s |
| Graphite Furnace Temp Range | Ambient to 3000 °C |
| Cd Characteristic Mass | ≤1 pg |
| Cu Characteristic Mass | ≤10 pg |
| Graphite Furnace Precision (RSD) | ≤3% (Cd, Cu) |
| Lamp Turret | 6-position automatic |
| Auto-sampler Options | 45- or 85-position |
| Gas Control | Dual-path (in-tube / out-tube) inert gas regulation |
| Safety Systems | Real-time flame status monitoring, gas pressure sensors (air, acetylene, N₂O), auto-shutdown on flame failure/flashback, power-interruption cutoff, overtemperature/coolant-flow interlock |
| Dimensions | 700 × 550 × 440 mm |
| Weight | 80 kg |
| Power Requirement | 220 V AC, 6000 W nominal, transient peak up to 8 kW |
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