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ANTI-FREEZE 8OZ. FOR POTENTIAL METER
ANTI-FREEZE 8OZ. FOR POTENTIAL METER
This copper-sulphate reference electrode is a low cost, easy-to-use device for measuring current on a cathodic protection system. Simply attach one lead from a digital multimeter to the tank or pipe, the other lead to the electrode and take readings at different points on the ground around the tank or pipe.
