In addition, ECHEM also provides the other chemicals which are widely used in the water treatment industry, paper, textile, aquaculture, and other industries, such as Aluminum potassium sulfate, Polymer Cation, Polymer Anion, Chlorine, Sodium Hydroxide, Sodium Carbonate, Sodium Bicarbonate, Sodium Hypochlorite, Copper(II) Sulfate, Methanoic Acid, etc. Imported sources are from Germany, Italia, Australia, Korea, Taiwan, Indonesia, India, etc.