Orion™ Star™ A223 RDO/DO Portable Meter Kit with RDO Optical DO Sensor, Meter Armor and Field Case, 24 L x 10 W x 6.5 cm H

RDO/DO Portable Meter Kit, 24 L x 10 W x 6.5 cm H, A223 Model, 400 to 850 mmHg Pressure Range, 0 to 45 ppt Automatic Correction Using Manual Entry of Sample Salinity, 0 to 50°C Temperature Range, Graphic LCD with Backlight Display Type