| Customization: | Available |
|---|---|
| After-sales Service: | Provide Timely and Accurate Online After-Sales Ser |
| Warranty: | 1 Year |
Suppliers with verified business licenses
Audited by an independent third-party inspection agency


Technical Parameters
1.Number of channels: 4;
2.Wavelength: 420nm, 440nm, 470nm, 510nm, 520nm, 540nm, 560nm, 600nm, 610nm, 630nm, 660nm, 700nm can be customized to any four wavelengths in the above range;
3.Wavelength accuracy: center wavelength ± 1nm;
4.Measurement parameters: Sulphide
5.Optical stability: absorbance in 20min drift less than 0.002A;
6.Host size: 80mm × 230mm × 55mm.
Measurement items
| NO. | Measuring item | Measuring range | Unit | Maximum error |
| 1 | ammonia nitrogen(low range) | 0.02-5.00 | mg/L | 3%(F.S) |
| 2 | ammonia nitrogen(high range) | 5.00-25.00 | mg/L | 3%(F.S) |
| 3 | CODMn(Permanganate index) | 0.00-10.00 | mg/L | 0.2 or 5% |
| 4 | residual chlorine(low range) | 0.02-2.00 | mg/L | 0.1 or 5% |
| 5 | residual chlorine(high range) | 2.00-10.00 | mg/L | 5% |
| 6 | total chlorine(low range) | 0.02-2.00 | mg/L | 0.1 or 5% |
| 7 | total chlorine(high range) | 2.00-10.00 | mg/L | 5% |
| 8 | sulphide | 0.005-1.000 | mg/L | 5%(F.S) |
| 9 | fluoride | 0.05-2.0 | mg/L | 5%(F.S) |
| 10 | cyanide | 0.01-0.50 | mg/L | 5%(F.S) |
| 11 | volatile phenols(low range) | 0.20-5.0 | mg/L | 5%(F.S) |
| 12 | volatile phenols(high range) | 5.0-10.0 | mg/L | 5%(F.S) |
| 13 | copper(low range) | 0.02-1.0 | mg/L | 5%(F.S) |
| 14 | copper(high range) | 1.0-10.0 | mg/L | 5%(F.S) |
| 15 | zinc | 0.2-5.0 | mg/L | 5%(F.S) |
| 16 | nickel (low range) | 0.02-0.50 | mg/L | 5%(F.S) |
| 17 | nickel(high range) | 0.50-1.00 | mg/L | 5%(F.S) |
| 18 | nickel | 0.02-10.0 | mg/L | 5%(F.S) |
| 19 | hexavalent chrome | 0.01-1.00 | mg/L | 5%(F.S) |
| 20 | cadmium | 0.05-0.50 | mg/L | 5%(F.S) |
| 21 | arsenic (low range) | 0.004-0.100 | mg/L | 5%(F.S) |
| 22 | arsenic(high range) | 0.100-0.500 | mg/L | 5%(F.S) |
| 23 | mercury | 0.002-0.50 | mg/L | 5%(F.S) |
| 24 | lead | 0.01-0.50 | mg/L | 5%(F.S) |
| 25 | suspended solids | 5-1000 | mg/L | ≤2%(F.S) |
| 26 | PH(Colorimetric method) | 5.00-8.00 | PH | 0.1±0.1 |

