Basic Chemistry and Basic Corrosion Theory 2:36
CP 1 – Cathodic Protection Tester Course Manual
© NACE International, 2000
02/01/05
Results
Meter Positive Lead Meter Negative Lead Measured Potential
(mV/CSE)
Zinc
Reference Position #1
Zinc
Reference Position #2
Conventional current will pass from the locations in the electrolyte that are
more negative to the locations that are less negative, as indicated by potential
readings at the reference electrode positions.
Conclusion
1. Conventional current in the electrolytic circuit is from the anode to the
cathode.
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