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| Brand | SkyRay Instrument |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | AAS9000 |
| Instrument Type | Integrated Flame/GF AAS |
| Monochromator | Czerny-Turner with 1800 lines/mm grating, 230 nm blaze |
| Optical System | Double-beam |
| Detector | Solid-state CCD array |
| Background Correction | D₂ lamp + Self-absorption (AAS) |
| Wavelength Range | 190–900 nm |
| Wavelength Accuracy | ±0.25 nm |
| Wavelength Repeatability | < 0.05 nm |
| Spectral Bandwidth | 0.1/0.2/0.4/0.7/1.4 nm (auto-switchable) |
| Flame Cu Detection Limit | < 0.006 µg/mL |
| GF Cd Detection Limit | ≤ 1.0 pg |
| Flame Cu Precision (RSD) | < 0.8% |
| GF Cd Precision (RSD) | ≤ 2% (auto-injection), ≤ 5% (manual) |
| Temperature Control Range (GF) | Room temp – 3000 °C |
| Max GF Ramp Rate | 3000 °C/s |
| Safety Compliance | Integrated gas leak, flame status, cooling water flow, and graphite furnace temperature monitoring per IEC 61010-1 |
| Brand | SkyRay Instrument |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | AAS6000 |
| Instrument Type | Flame Atomic Absorption Spectrometer |
| Wavelength Range | 190–900 nm |
| Spectral Bandwidth | 0.1 / 0.2 / 0.4 / 0.7 / 1.4 nm (auto-switching) |
| Grating | 1800 lines/mm, blaze wavelength 230 nm |
| Wavelength Accuracy | ±0.25 nm |
| Wavelength Repeatability | < 0.10 nm |
| Resolution | < 0.3 nm |
| Characteristic Concentration (Cu) | < 0.025 µg/mL per 1% absorption |
| Detection Limit (Cu) | < 0.006 µg/mL |
| Precision (Cu) | < 0.8% RSD |
| Baseline Stability | 0.003 Abs (static), 0.004 Abs (dynamic) |
| Background Correction | D₂ lamp + Self-absorption (up to 1 A) |
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