Lub caustic soda issodium hydroxide. Feem ntau, cov dej qab zib caustic yog cov khoom siv quav ciab uas tuaj yeem pom, thiab nws yooj yim heev rau nqus dej. Yog li dab tsi yog kev siv cov dej qab zib caustic hauv lub neej?
1, Detergent:
Siv nyob rau hauv kev tsim ntau yam detergents, txawm niaj hnub no' s ntxuav hmoov yog tsim los ntawm ib tug loj npaum li cas ntawm caustic soda. Caustic soda yog siv rau hauv cov tshuaj tiv thaiv sulfonation.
2, Ntawv:
Nws ua lub luag haujlwm tseem ceeb hauv kev lag luam ntawv, thiab vim tias nws cov alkalinity, nws tuaj yeem siv rau hauv cov txheej txheem ntawm cov ntawv kub kub thiab tshuaj dawb.
3. Man-made fibers thiab textiles:
Tib neeg cov fibers, xws li rayon, rayon, rayon, thiab lwm yam, feem ntau yog viscose fibers ua los ntawm cellulose, sodium hydroxide, carbon disulfide ua raw khoom, thiab tshuaj tsuag.
4. Refined roj:
Cov khoom siv roj av kuj muaj qee cov tshuaj acidic tom qab ntxuav nrog sulfuric acid, uas yuav tsum tau ntxuav nrog cov tshuaj thiab tom qab ntawd ntxuav nrog dej kom tau txais cov khoom ua kom zoo.
Kev siv cov dej qab zib hauv lub neej tuaj yeem siv los ua cov tshuaj detergents, ntawv, rayon thiab textiles, refined roj av, thiab lub luag hauj lwm ua si yog heev haib.