Sodium sulfite, waa nooc ka mid ah walaxda aan organic ahayn, formula kiimikaad Na2SO3, waa sodium sulfite, inta badan loo isticmaalo sida stabilizer fiber macmal ah, wakiilka bleaching dharka, horumariyaha sawir-qaade, dheeha bleaching deoxidizer, udgoonka iyo dheeha yaraynta, wakiilka lignin saarista waraaqaha.
Sodium sulfite, oo leh qaacidada kiimikaad ee Na2SO3, waa walax aan noolayn oo siyaalo kala duwan loogu isticmaalo warshado kala duwan. Waxaa lagu heli karaa xayndaabyada 96%, 97% iyo 98% budada, xaruntan isku dhafan waxay bixisaa waxqabad aad u fiican iyo hufnaan tiro badan oo codsiyo ah.