... mineral balls 2) Application: for drinking water dispenser carbon cartridge Item NoDK-carbon cartridge Main Ingredientsdifferent ceramic balls ,such as Mineral Ball ... Infrared Ball,Maifanstone Mineral Ball,Tourmaline Ball,Maifan Stone,active carbon,etc.Functionsremoving bacteria,chlorine,unpleasant odor,smell,taste,uspended substanceApplicationfor ...