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| Brand | GENESITE |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | SJ-D80 NH₃-N |
| Instrument Type | Portable |
| Measurement Principle | Nessler Reagent Colorimetry (per HJ 535–2009) |
| Measurement Range | 0–150 mg/L NH₃-N |
| Accuracy | ±5% FS |
| Measurement Time | ≤10 min per sample |
| Sample Throughput | 1 sample per run |
| Display | 3.5″ TFT color touchscreen (320×480 px) |
| Optical Resolution | 0.001 Abs |
| Photometric Stability | ±0.003 Abs/30 min |
| Power Supply | 4 × AA alkaline batteries or 220 V AC adapter |
| Dimensions (L×W×H) | 192 × 96 × 103 mm |
| Weight | 0.5 kg (instrument only) |
| Data Export | SD card (FAT32 formatted, up to 32 GB) |
| Calibration Options | Built-in standard curve library + user-defined curve generation |
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