Profile: Positive Eng. Elk. Know. Const. Environmental Technologies Industry San Tic Ltd specializes in providing alkalis and purification chemicals. Heavy Soda is a chemical containing sodium carbonate, white in color, sold in powder form and in 25 kg bags. It is easily soluble in water and its solution is clear and colorless. Anionic polyelectrolyte is soluble or swellable in water and generally has properties such as ion exchange, flocculation, gel formation, absorption. Therefore, they are used in many industrial and commercial applications such as water purification, cosmetics, pharmaceuticals, agriculture.