Features three-point push button calibration High accuracy ATC Self-diagnostic messaging Non-volatile memory Double-junction polymer sensor Waterproof pHTestr 30 is great for outdoor applications such as taking pH measurements in lakes and streams. Designed to float in…

IP67 waterproof rating Floats Automatic buffer recognition Manual or automatic temperature compensation from 0 to 100°C °C/°F selectable Expanded memory stores 50 readings Meets GLP standards Microprocessor-based, hand-held meter measures pH, mV, relative mV…

Built-in temperature sensor lets you take ATC readings with a single probe Includes a FREE electrode saver bottle to extend electrode life Feature a BNC connector for pH and a waterproof 6-pin connector for temperature All-in-One Waterproof electrodes feature a built-in…