Portable COD Ammonium Nitrogen Total Phosphorus Total Nitrogen Detector with high-intensity waterproof carrying case design, equipped with360° rotating detection module and dual-temperature zone digestion ensure accurate and stable measurement data. Color LCD touch screen, intelligent operation, fiber-optic detection technology with built-in high-capacity lithium battery, convenient for outdoor testing.Satisfy 《HJT399-2007: Determination of Chemical Oxygen Demand in Water Quality by Rapid Dissolution Spectrophotometry HJ535-2009: Determination of Ammonia Nitrogen in Water Quality by Nessler's Reagent Spectrophotometry GB11893-89: Determination of Total Phosphorus in Water Quality by Ammonium Molybdate Spectrophotometry Testing RequirementsDirectly measure the Chemical Oxygen Demand (COD) in water.Cash on Delivery (COD), Ammonia Nitrogen, Total Phosphorus, Total Nitrogen - Four Parameters. Customizable, Manufacturer Direct, Three-Year Warranty.
1. *Sample Testing:Rotary360° Color Tube Testing System
2. Battery:Built-in high-capacity lithium-ion battery40000mAh
3. Optical Inspection SystemFiber Optic Testing System
4. Display: 7-inch color LCD touch screen，8 Touch-Sensitive Function Modules
5. Automatic Calibration:The instrument features automatic calibration functionality.
6. Self-inspection:The instrument features automatic detection and error alarm functions.
7. Light Source:Imported Cold Light Sources (up to)Over 100,000 hours
8. Accuracy of inspection:≤±5%
9. Wavelength Range:340-900nm
10. Wavelength accuracy:±1nm
11. Wavelength Half-Width:4nm
12. Resolution:0.001
13. Repetitive≤±2%
14. Storage:Storable1 million sets of data, freely accessible for viewing
15. Measurement Items:COD - Cash on Delivery Ammonia Nitrogen Total Phosphorus Total NitrogenFour Key Indicators
16. Measurement Range：COD（2-20000 mg/L), ammonia nitrogen (0-1)50mg/L）、Total Phosphorus0-100mg/L、Total Nitrogen0-100mg/L）
17. Pre-storage curve:Pre-paid180 curves are available for users to select, calibrate, and modify.
18. Dual-zone dissolution:Dual temperature zone8-Hole Multi-functional Digestor，Independent temperature control
19. Melting Temperature Range:0-200℃
20. The dissipation module features dual insurance high-temperature overload protection.
21. Specialized water quality dissolution system, solidifies routine dissolution items, one-touch operation for dissolution, automatic alarm prompt upon completion of dissolution
22. Printing Method:Standard built-in thermal printer，Print current and historical data at any time
23. Data Transmission:EquippedUSB and serial port transmission capabilities, optional Bluetooth interface
