After we did much Sodium Hydroxide research, we have found many Sodium Hydroxide uses, welcome to buy Sodium Hydroxide from Yuanrun Chemical. We are a professional manufacture of 96% / 99% caustic soda(caustic soda flakes ,solid and pearl),sodium hydroxide and NaOH, and we can supply you high quality exportable products for you. The following is our product introduction Product name: caustic soda ----- Caustic soda flakes/solid/pearl Formula: NaOH Main uses: 1.the manufacture of chemicals, paper, aluminum smelting 2.refining tungsten, artificial silk, rayon and soap manufacturing, production of dyes plastics, pharmaceutical and organic intermediates, the old rubber recycling metal sodium, water electrolysis as well as the inorganic salt production 3.Preparation of borax, chromium salts, manganese salts, phosphate, etc. need to use a lot of caustic soda