- All
- Favorite
- Popular
- Most rated
| Brand | AOE |
|---|---|
| Origin | Shanghai, China |
| Model | WA653 |
| Instrument Type | Benchtop Laboratory Analyzer |
| Measurement Principle | UV-Vis Spectrophotometry (with Integrated Digestion) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.5 nm |
| Photometric Accuracy (Transmittance) | < ±0.5% T |
| Photometric Repeatability | < ±0.2% T |
| Stray Light | < 0.05% T |
| Optical Stability | ±0.002 A/h |
| Detection Limit | 0.01 mg/L (for TN, TP, NH₃-N, COD) |
| Resolution | 0.001 mg/L |
| Measurement Range | Total Nitrogen (TN): 2–15,000 mg/L |
| Total Phosphorus (TP) | 1–10 mg/L |
| Ammonia Nitrogen (NH₃-N) | 0.01–30 mg/L |
| Chemical Oxygen Demand (COD) | 0.02–100 mg/L |
| Measurement Error | TN < ±8%, TP < ±5%, NH₃-N < ±5%, COD < ±5% |
| Digestion Temperature Control | TN: 122 °C ±0.5 °C |
| TP | 120 °C ±0.5 °C |
| COD | 165 °C ±0.5 °C |
| Digestion Time | TN: 40 min |
| TP | 30 min |
| NH₃-N | 10 min |
| COD | 10 min |
| Sample Throughput | Up to 16 samples (TN/TP/COD), up to 20 samples (NH₃-N), with optional expansion |
| Display | 65K-color TFT LCD |
| Data Storage | 40,000 measurement records + 200 preloaded calibration curves |
| Interface | USB |
Show next