Half Cell, 8b Reference Electrode W/pointed Tip, 1-1/4" X 9" Asc, 8b-cell

• This is a Copper-Copper Sulfate Reference Electrodes for Anode Testing.
• Made of the most DURABLE PLASTICS, they will withstand severe abuse without damage.
• The Half Cells have a FULL VIEW WINDOW, that allows liquid level observation without removal of sealed ends.
• These ceramic plugs provide a larger surface area than ever before.
• The pre-saturated ceramic plugs are of a special design for LOWER EARTH RESISTANCE contact and also allow for easy probing in hard earth.