ABSTRACT Chlorate cell is one of the equipment used in the production of sodium chlorate, especially in Chlorine Dioxide Plant 1, Chlorine Dioxide Plant 2, and Chlorine Dioxide Plant 5. This Equipment is used to electrolyze salt into sodium chlorate, where sodium chlorate is needed to produce chlorine dioxide (ClO2) in ClO2 Plant. Using Chlorate cells for a certain period of time can result in…