DescriptionOakton, WD-35805-15, ORP Electrode, Epoxy Body, Double-JunctionUse to take mV readings. Double junction electrode for most applications including field, dirty water, heavy metals, and...
DescriptionOakton Instruments, WD-35805-14, ORP Electrode, Single-Junction, Submersible, 12 x 130 mmFeatures:Purchase a separate housing and simply replace electrodes as neededDome bulb offers better...