Orion Star A326 pH Dissolved Oxygen Portable – Get high accuracy and premium performance everywhere you need it with the Thermo Scientific™ Orion™ Star A326 pH, DO and RDO Portable Meter, designed for a wide range of pH, mV, ORP, dissolved oxygen and temperature testing and field applications.

Evaluate samples in the most demanding locations using this waterproof meter with IP67-rated housing.

Use the two meter channels to measure pH and dissolved oxygen simultaneously or view each channel separately.

Log up to 5000 data point sets with time / date stamp and easily transfer calibration and data logs via USB or RS232 to a printer or computer.