| Customization: | Available |
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| After-sales Service: | 24-hour online service,free accessories |
| Warranty: | 1 years |
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Display interface: 8-inch color touch-screen liquid crystal display, Chinese menu human-computer interaction, data direct reading;
Instrument light source: Imported light source, stable and reliable, automatic opening and closing, prolonging the service life;
Testing method: Support two measurement methods of colorimetric tube 360°rotation colorimetry and 4-cell cuvette automatic colorimetry;
Project parameters: Support all water quality routine projects and customizable expansion projects;
Curve calling: Classified standard curves, simple and intuitive, support customer-defined and edited curves;
Curve calibration: With one-key calibration function of standard sample;
Data editing: The measurement data can be edited and saved in real time, which is convenient for customers to sort out the test results;
Instrument calibration: Automatic calibration and preheating at startup;
Optical structure: It adopts concave blazed holographic grating, which has excellent performance and can switch to any wavelength within 3 seconds;
Field expansion: Support photometer function, which can realize photometric measurement and full wavelength scanning function;
Software upgrade: Remote upgrade of software version can be realized;
Heat dissipation method: Optimized structure, equipped with a large air volume and silent fan to cool down efficiently and prolong the service life of the instrument;
Process optimization: Supporting special detection reagents and accessories, reducing customer operation steps, simple and safe;
This product is widely used in laboratory water quality analysis in industrial, municipal, environmental monitoring, teaching, hospitals, steel, river and other fields; For example, universities and research institutes, sewage treatment plants, third-party testing companies, and sewage treatment engineering companies in various regions; Especially widely used in the fields of biopharmaceuticals, metallurgical forging, paper printing and dyeing, petrochemicals, leather electroplating, food and dairy industry, etc.
| Model | MWQ-B3900 |
| Wavelength Range | 190-1100nm |
| Optical path stability | ≤±0.002Abs/h |
| Measurement accuracy | ≤±5% |
| Resolving power | 0.001 |
| Repeatability | 0.2%T |
| Dissolving temperature | 165/123±0.5ºC |
| Digestion time | 10/30 minutes |
| Batch processing sample | 24 pieces/batch |
| Anti chlorine interference | {cl-}<1200mg/l; {cl-}<4000mg/l |
| Data storage | 5 million |
| Display mode | 8-inch high-definition touch color screen |
| Colorimetric method | Colorimetric dish/tube |
| User curve | More than 240 items |
| Data transmission | Remote Internet of Things |
| Printing method | Built in thermal sensitive type |
| Operation interface | Chinese AOS operation |
| Usage environment | Temperature 0-50 ºC, humidity 10-90% |
| Rated power | 60W |
| Instrument size (WxDxH)(mm) | 460x320x350 |
| Instrument weight | 15kg |
Technical indicators(Indication error ≤ ±5%):
Standard configuration includes COD, ammonia nitrogen, total phosphorus, and total nitrogen; Other parameter options
| No. | Test project | Measuring range |
| 1 | COD | 5-12000mg/L |
| 2 | Ammonia nitrogen | 0.01-200mg/L |
| 3 | Total phosphorus | 0.001-16mg/L |
| 4 | Total nitrogen | 0.01-100mg/L |
| 5 | Chroma | 0-400 |
| 6 | Turbidity | 5-200NTU |
| 7 | Suspended solids | 0-200mg/L |
| 8 | Sulfide | 0-1mg/L |
| 9 | Total oil | 0-16mg/L |
| 10 | Residual chlorine | 0-3mg/L |
| 11 | Aniline | 0-2mg/L |
| 12 | Volatile phenol | 0-2.5mg/L |
| 13 | Permanganate index | 0-10mg/L |
| 14 | Nitrate nitrogen (UV) | 0-10mg/L |
| 15 | Nitrite | 0-0.2mg/L |
| 16 | Sulfate | 1-150mg/L |
| 17 | Fluoride | 1-1.5mg/L |
| 18 | Ozone | 0-2mg/L |
| 19 | Total chlorine | 0-3mg/L |
| 20 | Formaldehyde | 0-4mg/L |
| 21 | Cyanide | 0-5mg/L |
| 22 | Phosphate | 0-0.5mg/L |
| 23 | Copper | 0-2mg/L |
| 24 | Iron | 0-5mg/L |
| 25 | Zinc | 0-1mg/L |
| 26 | Nickel | 0-5mg/L |
| 27 | Silver | 0-1mg/L |
| 28 | Manganese | 0-5mg/L |
| 29 | Total chromium | 0-2mg/L |
| 30 | Hexavalent chromium | 0-2mg/L |
| 31 | Ammonia nitrogen (salicylic acid) | 0-1mg/L |
| 31 | Nitrate nitrogen (visible light) | 0-10mg/L |
| 33 | Total nitrogen (visible light) | 0-10mg/L |
| 34 | Total hardness | 10-600mg/L |
| 35 | Chlorine dioxide | 0-3mg/L |
| 36 | Aluminium | 0-2.5mg/L |
| 37 | Silicate | 0.2-40mg/L |
| 38 | Silicon dioxide | 0.2-30mg/L |
| 39 | Chloride ion | 10-400mg/L |
| 40 | Anionic surfactant | 0.1-2.5mg/L |
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