Caustic soda, tshuaj hu ua sodium hydroxide, yog ib qho ntawm cov khoom siv tshuaj lom neeg siv ntau tshaj plaws hauv ntiaj teb. Nws yog dav siv hauv kev kho dej, ntawv ua, textiles, detergents, roj av refining, metallurgy, thiab ntau lwm yam kev lag luam. Raws li cov khoom siv tseem ceeb hauv kev lag luam, caustic soda plays lub luag haujlwm tseem ceeb hauv acid neutralization, saponification, tu, thiab tshuaj ua haujlwm.
Hauv daim ntawv thov kev kho dej, cov dej qab zib caustic feem ntau yog siv los kho cov qib pH thiab txhim kho kev ua haujlwm ntawm cov dej khib nyiab. Los ntawm kev tsim kom muaj kev ruaj khov alkaline ib puag ncig, nws pab txhawb kev flocculation, nag lossis daus, thiab decolorization, ua rau kev kho mob qis dua. Rau cov neeg siv khoom lag luam, khoom purity, impurity tswj, particle sib xws, thiab cia ruaj khov yog ib qho tseem ceeb uas cuam tshuam ncaj qha rau kev ua tau zoo thiab cov nqi tsim khoom.
Raws li cov qauv thoob ntiaj teb ib puag ncig nce ntxiv, kev thov rau siab - zoo caustic soda kuj nce ntxiv. Cov neeg siv khoom hauv kev kho dej thiab kev lag luam tshuaj tshwj xeeb tau them nyiaj ntau dua rau cov khoom sib xws, kev thauj mus los nyab xeeb, thiab txhim khu kev qha ntev - cov khoom siv. Rau kev xa tawm-cov neeg muag khoom taw qhia, muab cov lus qhia ruaj khov thiab kev txhawb nqa kev tshaj lij yog qhov tseem ceeb kom ua tau raws li cov kev xav tau ntawm cov neeg yuav khoom thoob ntiaj teb.
Yog tias koj tab tom nrhiav kev txhim khu kev qha caustic soda tsum, thov koj xav paub ntxiv txog peb cov khoom lag luam thiab cov kev daws teeb meem.
