I-sodium hydroxide (NaOH), ekwaziwa njenge-caustic soda, i-lye kunye ne-Piece yealkali, yikhompawundi ye-inorganic.Yisiseko esimhlophe esiqinileyo kunye ne-caustic ye-metallic ephezulu kunye netyuwa yealkali yesodium efumaneka kwiipellets, iiflakes, iigranules, kunye nezisombululo ezilungisiweyo kwinani leendawo ezahlukeneyo.Isodium hidroksidi yenza malunga ne-50% (ngokobunzima) isisombululo esigcweleyo ngamanzi.;Isodium hy droxide iyanyibilika emanzini, ethanol, kunye nethanol.Le alkali ibubugqwirha kwaye ifunxa lula ukufuma kunye nekharbon diokside emoyeni.
Isodium hyd roxide isetyenziswa kumashishini amaninzi, ubukhulu becala njengesiseko sekhemikhali eyomeleleyo xa kusenziwa ipulp nephepha, amalaphu, amanzi okusela, isepha kunye nezicoci kunye nesicoci sedrain.