Sodium Carbonate Dense, also known as Soda Ash Dense, is an inorganic compound that easily soluble in water and is used in many applications. It is a white solid and is crystalline in form. Soda Ash Dense has a density greater than 0.9 g/cc. The main applications of sodium carbonate is the manufacture of glass, paper, rayon, soaps, and detergents. Sodium Carbonate is often used in laundry care in the form of dry soap powders as a cleansing agent. It is also commonly used as a water softener since it can remove the temporary or permanent hardness of water.