Txoj kev loj hlob ntawm kev lag luam khoom noj khoom haus tau ua rau kev tsim khoom noj khoom haus additives.Sodium benzoate zaub mov qibyog qhov ntev tshaj plaws-sawv thiab feem ntau siv cov zaub mov preservative thiab yog dav siv nyob rau hauv cov khoom noj khoom haus.Tab sis nws muaj toxicity, yog li Vim li cas sodium benzoate tseem nyob hauv cov zaub mov?
Sodium benzoate hmoovyog ib qho organic fungicide thiab nws cov nyhuv inhibitory zoo tshaj plaws yog nyob rau hauv pH ntau ntawm 2.5 - 4. Thaum pH > 5.5, nws tsis zoo tiv thaiv ntau cov pwm thiab cov poov xab.Qhov tsawg kawg nkaus concentration ntawm benzoic acid yog 0.05% - 0.1%.Lub toxicity ntawm nws yog yaj nyob rau hauv daim siab thaum nws nkag mus rau hauv lub cev.Muaj cov ntawv tshaj tawm thoob ntiaj teb ntawm superimposed lom los ntawm kev sivsodium benzoate ua preservative.Txawm hais tias tseem tsis tau muaj kev nkag siab txog kev sib koom ua ke, hauv qee lub tebchaws thiab cheeb tsam tau txwv cov kev cai, xws li Tebchaws Meskas, Nyiv, thiab Hong Kong tau txwv cov zaub mov kaus poom nrog nws.Potassium sorbate, uas tsis tshua muaj tshuaj lom, yog siv dav.Raws li cov dej solubility ntawm nws tsis zoo, yog li nws feem ntau ua rau hauv cov dej zoo solubility ntawm sodium benzoate daim ntawv thov.Nws yog tsuas yog siv los khaws cia thiab tiv thaiv pwm hauv cov khoom xws li kua ntses, vinegar, pickles, thiab dej qab zib carbonated.
Raws li kev txhawj xeeb txog kev nyab xeeb, txawm hais tias ntau lub teb chaws tseem tso cai rau sodium benzoate raws li cov khoom noj khoom haus ntxiv rau hauv cov zaub mov, cov peev txheej ntawm daim ntawv thov tau nce nqaim thiab cov tshuaj ntxiv tau nruj me ntsis saib xyuas.Hauv Tebchaws Meskas, qhov siab tshaj plaws tso cai siv nws yog 0.1 wt%.Tam sim no Suav teb chaws zaub mov kev nyab xeeb tus qauv GB2760-2016 "Standard for the use of food additives" stipulates a limit for the use of "benzoic acid and its sodium ntsev", nrog rau qhov siab tshaj plaws ntawm 0.2g / kg rau carbonated dej haus, 1.0g / kg rau cov nroj tsuag raws li dej haus thiab 1.0g / kg rau txiv hmab txiv ntoo thiab zaub kua txiv (pulp) dej haus.Lub hom phiaj ntawm kev ntxiv cov zaub mov preservative yog txhawm rau txhim kho cov zaub mov zoo, ua kom lub neej ntev, ua kom yooj yim ua thiab khaws cov khoom noj khoom haus.Qhov sib ntxiv ntawm sodium benzoate tau tso cai thiab muaj kev nyab xeeb ntev npaum li nws tau ua raws li qhov ntau ntawm cov tsiaj thiab tus nqi ntawm kev siv los ntawm lub xeev.
Post lub sij hawm: Dec-05-2022