Chemical Oxygen Demand Portable Photometer COD Meter | Hanna HI97106 HI-97106

Chemical Oxygen Demand Portable Photometer COD Meter | Hanna HI97106 HI-97106 Descriptions : The HI97106 is a waterproof chemical oxygen demand portable photometer with an advanced optical system that uses a Light Emitting Diode and a narrow band interference filter for accurate, repeatable readings. The optical system is sealed from outside dust, dirt, and water. * No warm-up time needed before taking a measurement. * Tutorial mode for easy step-by-step instructions. * CAL Check for performance verification and calibration. The meter uses an exclusive positive-locking system to ensure that the vials are placed into the holder in the same position every time. With the CAL Check functionality, users are able to validate instrument performance at any time. Hanna Instruments CAL Check cuvettes are certified against NIST-traceable reference instrument(s). The built-in tutorial mode guides users step-by-step through the measurement process. The tutorial mode includes all steps required for sample preparation, the required reagents, and quantities. The instrument is a compact and versatile photometer designed to accurately determine chemical oxygen demand.