PHscan20L pocket pH tester is equipped with a long-reach pH electrode that used to measures the liquids in the test tube.     Features:   Up to 3 points push-button calibration with auto-buffer recognition.   Selectable pH buffer standards (USA or NIST).   Automatic Temperature Compensation provides accurate readings       over the entire pH range.   Hold function freezes the current displayed value for easy viewing.   Auto-power off feature helps you effectively conserve battery life.   Setup menu lets user customizes pH buffer standards, calibration       points, hold function to meet your personal preferences.   Reset feature allows user to resume all of the default settings.   Replaceable electrode module reduces maintenance & replacement       cost.   Waterproof feature to ensures complete protection in harsh       environments.  

Bante 900 multi-parameter meter is capable of measuring up to 9 water quality parameters, including pH, ORP, Ion, Conductivity TDS, Salinity, Resistivity, Dissolved Oxygen, etc.   General Features: Automatic Temperature Compensation (ATC) ensures highly     accurate measurements over the entire range. Calibrationdue reminder helps you to calibrate meter regularly. Automatic endpoint function freezes stable measured values. Help message as a operational guide to helps you understand     how to use meter. Setup menu lets user customize the calibration points, stability     conditions, date and time to meet measurement requirements. Expanded memory stores and recalls up to 500 readings. Built-in real-time clock stamps stored data to meets GLP. Stored data can be transferred into PC via USB communication     interface.