Sodium bisulfite, tseem hu ua sodium hydrogen sulfite, yog cov tshuaj sib xyaw nrog cov mis NaHSO3. Nws yog dawb, crystalline khoom uas yog soluble nyob rau hauv dej thiab muaj ib tug pungent tsw. Sodium bisulfite feem ntau yog siv rau hauv ntau lub lag luam rau nws cov khoom siv ntau yam thiab kev siv.
Ib qho ntawm cov kev siv tseem ceeb ntawm sodium bisulfite yog ua zaub mov noj. Nws yog ntxiv rau ntau yam khoom noj khoom haus los tiv thaiv oxidation thiab spoilage, yog li ncua lawv lub neej txee. Hauv kev lag luam cawv, sodium bisulfite yog siv los ua cov tshuaj tua kab mob thiab tshuaj tua kab mob los tiv thaiv kev loj hlob ntawm cov kab mob uas tsis xav tau thiab tswj kom muaj qhov tsw thiab zoo ntawm cawv.
Hauv kev lag luam kws tshuaj, sodium bisulfite yog siv los ua tus neeg sawv cev txo qis thiab antioxidant hauv kev tsim ntawm qee yam tshuaj. Nws pab kom ruaj khov thiab tiv thaiv cov khoom xyaw nquag hauv cov khoom siv tshuaj, ua kom lawv cov kev ua tau zoo thiab ruaj khov nyob rau lub sijhawm.
Sodium bisulfite kuj tseem ua lub luag haujlwm tseem ceeb hauv cov txheej txheem kho dej. Nws yog siv los tshem tawm cov tshuaj chlorine thiab chloramine ntau dhau los ntawm cov dej haus thiab cov dej khib nyiab, yog li ua kom cov dej muaj kev nyab xeeb rau kev noj thiab ua tau raws li cov qauv kev cai. Tsis tas li ntawd, sodium bisulfite yog ua hauj lwm nyob rau hauv lub pulp thiab daim ntawv kev lag luam rau kev tshem tawm ntawm lignin ntawm ntoo pulp thaum lub sij hawm tsim cov ntawv thiab cov khoom siv pulp.
Tsis tas li ntawd, sodium bisulfite yog siv nyob rau hauv ntau yam txheej txheem tshuaj, nrog rau raws li ib tug bleaching neeg sawv cev nyob rau hauv lub textile kev lag luam thiab raws li ib feem nyob rau hauv kev tsim kho cov duab daws teeb meem. Nws lub peev xwm los ua tus neeg sawv cev txo qis thiab nws cov kev cuam tshuam nrog qee qhov sib txuas ua rau nws muaj txiaj ntsig zoo hauv cov ntawv thov no.
Thaum sodium bisulfite muaj ntau cov txiaj ntsig hauv ntau qhov kev lag luam, nws yog ib qho tseem ceeb uas yuav tsum tau siv thiab ceev faj vim nws cov khoom muaj peev xwm ua rau khaus. Kev ntsuas kev nyab xeeb kom raug thiab cov txheej txheem tuav yuav tsum tau ua raws li kom muaj kev nyab xeeb thiab muaj lub luag haujlwm siv sodium bisulfite hauv kev lag luam thiab kev lag luam.
Hauv kev xaus, sodium bisulfite yog ntau yam sib xyaw nrog ntau yam kev siv hauv kev khaws zaub mov, tshuaj, kho dej, thiab ntau yam kev lag luam. Nws lub luag hauj lwm raws li ib tug preservative, antioxidant, thiab txo tus neeg sawv cev ua rau nws yog ib qho tseem ceeb tivthaiv nyob rau hauv kom ntseeg tau qhov zoo, kev ruaj ntseg, thiab stability ntawm ntau yam khoom thiab txheej txheem.
Post lub sij hawm: Lub Xya hli ntuj-19-2024
