... caustic soda(caustic soda flakes ,solid and pearl),sodium hydroxide and we can supply you high quality exportable ... caustic soda ----- Caustic soda flakes/solid/pearlChemical Name: Sodium Hydroxide Formula: NaOHExecutive Standard: GB209 --- 2006Caustic soda flakes ... sodium, water electrolysis as well as the inorganic salt production, Preparation of borax, chromium salts, manganese salts, phosphate, ...