Sodium sulfite, o se ituaiga o mea inorganic, fualaʻau vailaʻau Na2SO3, o le sodium sulfite, e masani ona faʻaaogaina e fai ma faʻamautu fibre faufau, sui bleaching ie, atinaʻe ata, vali bleaching deoxidizer, manogi ma le faʻafefete faʻafefete, lignin le aveesea o le sui mo pepa.
Sodium sulfite, o loʻo i ai le vailaʻau vailaʻau Na2SO3, o se mea faʻapitoa e iai le tele o faʻaoga i pisinisi eseese. E maua i faʻatonuga o le 96%, 97% ma le 98% paʻu, o lenei faʻalapotopotoga faʻapitoa e maua ai le faʻatinoga lelei ma le lelei i le tele o faʻaoga.