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| Brand | Thermo Fisher |
|---|---|
| Origin | USA |
| Manufacturer | Thermo Fisher Scientific |
| Product Type | Imported |
| Model | AQ4001 COD |
| Instrument Category | Portable |
| COD Range | 0–150 / 0–1500 / 0–15000 mg/L |
| Detection Limits | 1.5 / 15 / 150 mg/L |
| Detector | Photodiode |
| Wavelength Selection | 420, 520, 580, 610 nm (auto-selected) |
| Cuvette Sizes | 13 mm, 16 mm, 24 mm |
| Units | mg/L, ppm, Absorbance, % Transmittance |
| Ingress Protection | IP67 |
| Digestion Unit | AQUAfast COD165 |
| Power Supply | 100–220 V, 50–60 Hz |
| Heating Power | 400 W |
| Weight | 3.6 kg |
| Dimensions (L×W×H) | 155 × 95 × 275 mm |
| Temperature Control | PID microelectronic controller |
| Sensor | Pt100 Class A |
| Digestion Temperatures | 100, 120, 150, 160, 165 °C |
| Digestion Times | 30, 60, 120 min or continuous |
| Ramp Time | 10 min (20 → 165 °C) |
| Temp. Stability | ±0.5 °C |
| Temp. Accuracy | ±1 °C |
| Digestion Well Diameter | 16 mm |
| Number of Wells | 25 |
| Over-Temperature Protection | Yes |
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