Activated Carbons Powdered Activated Carbons Coal Based Powdered Activated Carbon: It is used in waste water treatment plants to reduce COD and remove color. The grain size is 200 MESH. Wood Based Powdered Activated Carbon: It is used as a colorant in the food industry. It can be used to remove patulin from fruit juice, especially apple juice. Grain Size is 100-200 MESH. Granular Activated Carbons Coal Based Granular Activated Carbon: Provides free chlorine and organic matter removal from water. The grain size is 0.6-2.36 mm. Coconate Based Granular Activated Carbon: It provides free chlorine and organic matter removal from water. Grain size is 0.425-2 mm