Sodium hydroxide, also known as lye or caustic soda,has the molecular formula NaOH and is a highly caustic metallic base. It is a white solid available in pellets, flakes, granules, and as a 50% saturated solution.Sodium hydroxide is soluble in water, ethanol and methanol. Sodium hydroxide is used in many industries, mostly as a strong chemical base in the manufacture of pulp and paper, textiles, drinking water, soaps and detergents and as a drain cleaner. please contact us for your requirement.