Pico-Ph-Electrode-for-Dr Daq-Educational-Datalogger-Pico-DD011-P-Ph-electrode-from-Pico-suitable-for-use-with-Dr DAQ-data-logger-The-ph-is-measured-using-a-standard-electrode-with-a-BNC-connector-P-P-Supplied-with-a-small-bottle-of-storage-solution-to-help-prevent-it-drying-out-P-Pico-DD011-Ph-Electrode-for-85-7500