| Code | Range | Accuracy | Wavelength | Measuring object |
|---|---|---|---|---|
| WQA-P10 | 5~2000mg/L | ≤±5% | 420nm, 610nm | COD |
| WQA-P40 | 5~2000mg/L, 0.00~10mg/L, 0.05~100mg/L, 0.02~25mg/L | ≤±5%, ≤±3%FS, ≤±5%, ≤±3%FS | 340nm, 420nm, 610nm, 700nm | COD, TP, TN, NH₃-N |


Suitable for water quality testing of biomedicine, food emulsion, aquaculture, wastewater engineering, research institutes, etc.
Built-in standard curves, self-calibrating and modifying curves
Testing indicators can be freely combined and customized
Standard PC software for data storage and transmission
| Code | Range | Accuracy | Wavelength | Measuring object |
|---|---|---|---|---|
| WQA-P10 | 5~2000mg/L | ≤±5% | 420nm, 610nm | COD |
| WQA-P40 | 5~2000mg/L, 0.00~10mg/L, 0.05~100mg/L, 0.02~25mg/L | ≤±5%, ≤±3%FS, ≤±5%, ≤±3%FS | 340nm, 420nm, 610nm, 700nm | COD, TP, TN, NH₃-N |
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