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| Product Name | TongAo TR-900H Multi-ParaMeter Water Quality Analyzer | TongAo TR-408H COD ammonia nitrogen total phosphorus total nitrogen turbidity Tester |
| Product Price | $5528.00 | $4688.00 |
| Details | Details | |
| Model comparison | ||
| Type | Multiparameter | Multiparameter |
| Style | Portable | Portable |
| Detection Principle | Photometric | Photometric |
| Measurement parameters | COD TP NH₃-N NTU TN Heavy Metals | COD TP NH₃-N NTU TN |
| Range | Wide Range | Wide Range |
| Accuracy | ±5%FS | ±5%FS |
| Resolution | 1 | 0.1 |
| Data Output | USB Bluetooth | USB Bluetooth |
| IP Rating | ||
| Parameter comparison | ||
| Measurement parameter | COD, ammonia nitrogen, Total phosphorus, Total nitrogen, turbidity, heavy metals, inorganic salts and other dozens of parameters, optional 7 kinds of reagents | COD, ammonia nitrogen, Total phosphorus, Total nitrogen, turbidity |
| COD Measurement Range | 0-20000Mg/L (segmented) | 0-20000Mg/L (segmented) |
| COD anti-chlorine interference | 1000mg/L | 1000mg/L |
| Lower limit of COD detection | 5mg/L | 5mg/L |
| COD digestion environment | 165℃，15min | 165℃，15min |
| Measurement Range of ammonia nitrogen | 0~ 50Mg/L (segmented) | 0~ 50Mg/L (segmented) |
| Ammonia nitrogen detection lower limit | 0.01mg/L | 0.01mg/L |
| Ammonia nitrogen digestion environment | No need to digest | No need to digest |
| Measurement Range of Total phosphorus | 0~ 20Mg/L (segmented) | 0~ 20Mg/L (segmented) |
| Total phosphorus detection limit | 0.02mg/L | 0.02mg/L |
| Total phosphorus digestion environment | 125℃，30min | 125℃，30min |
| Measurement Range of Total nitrogen | 0~ 250Mg/L (segmented) | 0~ 250Mg/L (segmented) |
| Lower limit of Total nitrogen detection | 0.5mg/L | 0.5mg/L |
| Total nitrogen digestion environment | 125℃，30min | 125℃，30min |
| Turbidity Measurement Range | 0~ 1000Mg/L (segmented) | 0~ 1000Mg/L (segmented) |
| Lower limit of turbidity detection | 0.5mg/L | 0.5mg/L |
| Turbidity digestion environment | No need to digest | No need to digest |
| measurement error | ≤±5％ | ≤±5％ |
| Repeatability | ≤±5% | ≤±5% |
| Optical inspection Stability | ≤ +/- 0.001A/20min (100,000 hours life) | ≤ +/- 0.001A/20min (100,000 hours life) |
| Colorimetric method | Digestion Colorimetric tube | Digestion Colorimetric tube |
| batch Volume | 6 pcs, 16 pcs, 25 pcs (optional) | 6 pcs, 16 pcs, 25 pcs (optional) |
| data storage | 4000 records, 96 Linear dispersion (support user-defined calibration) | 4000 records, 96 Linear dispersion (support user-defined calibration) |
| transmission method | USB data cable, LAN, Bluetooth transmission, etc. (optional) | USB data cable, LAN, Bluetooth transmission, etc. (optional) |
| printer | Portable thermal printer (optional) | Portable thermal printer (optional) |
| operation interface | Chinese/English (optional) | Chinese/English (optional) |
| Power supply | 5V rechargeable battery | 5V rechargeable battery |
| power | 0.3W | 0.3W |
| Dimension | 240*95*80mm | 240*95*80mm |
| instrument weight | Host: 0.5kg; Digestion instrument: 1.37kg | Host: 0.5kg; Digestion instrument: 1.37kg |
| Environment temperature | 5~40℃ | 5~40℃ |
| Environment humidity | ≤ 85% non-condensing | ≤ 85% non-condensing |
