Sodium stannate, formally sodium hexahydroxostannate(IV)
Sodium stannate is the inorganic compound with the formula Na2Sn(OH)6. This colourless salt forms upon dissolving tin or tin dioxide in sodium hydroxide.
Sodium stannate is used as a stabiliser for hydrogen peroxide.
Sodium stannate is used as a salt in alkaline tin plating electrolyte. It is used in surface coatings (paper). It is used in manufacturing other metallic stannates and tin oxide coatings.
In Cosmetic In Electroplating, As mordant in dyeing & printing, For fire proofing of curtains.