... Anode1. Ruthenium - Iridium -Titanium Anode: It is used in Water Electrolysis, Sewage Treatment, Caustic Potash, Cathodic Protection, Chlorate Industry ... Rhodium Plating, Palladium Plating, Gold Plating, Electrolysis of Water, Electrolysis of Fusion Salt, Battery Producing, and Cathodic Production.3. Ruthenium - ... , Electrogalvansing and Refining. Titanium MMO coating anode for salt water electrolysis