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| Brand | Aero Laser |
|---|---|
| Origin | Germany |
| Model | AL4021 |
| Principle | Photometric Detection via Hantzsch Reaction |
| Measurement Range | 0.1 ppb – 3000 ppb (gas phase), 150 ng/L – 5 mg/L (aqueous phase) |
| Resolution | 0.1 ppb |
| Repeatability | <3% |
| Sampling Method | Pump-aspirated |
| Response Time | 90 s (10–90%) |
| Operating Temperature | 0 °C – 120 °C |
| Humidity Range | 15–95% RH |
| Detection Limit | <100 ppt (gas), <150 ng/L (liquid) |
| Calibration Options | Automated gas-phase calibration (integrated permeation tube generator), semi-automated liquid-phase standard injection |
| Data Storage | USB flash drive (8 GB) |
| Interface | RS232 |
| Dimensions (W×H×D) | 45 × 15 × 56 cm |
| Mounting | 19″ rack-compatible |
| Power Supply | 110/220 VAC, 110 W (24 VDC optional) |
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