
Mul-Function Digit-Control Heater/Portable Cod Meter/Cod Analyzer. Fast COD Digestion: COD digestion completed in just 10 minutes, saving significant operation time. Long Standby Time: High-performance ultra-low power 16-bit microcontroller allows standby time of 6 months or more. High Data Storage: Stores 50 standard curves and 199 measured values with detailed time labels for each reading. Durable IP65 Design: Host chassis made of molded ABS material with IP65 waterproof and dustproof performance. Advanced Optical System: Uses cold light and narrowband interference technology for good optical stability and accuracy. Easy Data Transfer: Equipped with a USB port to connect to a computer for recording and reading data. Calibration Tube Function: Eliminates optical differences in digestion tubes to ensure measurement accuracy.