Chifukwa chiyani sodium benzoate mu chakudya?

Kukula kwamakampani azakudya kwapangitsa kuti pakhale zowonjezera zakudya.Sodium benzoate chakudya kalasindichosungirako zakudya chotalika kwambiri komanso chogwiritsidwa ntchito kwambiri ndipo chimagwiritsidwa ntchito kwambiri m'zakudya.Koma ili ndi kawopsedwe, ndiye Chifukwa chiyani sodium benzoate ikadali m'zakudya?

Sodium benzoatendi organic fungicide ndipo zotsatira zake zabwino zolepheretsa zimakhala mu pH ya 2.5 - 4. Pamene pH> 5.5, imakhala yochepa kwambiri polimbana ndi nkhungu zambiri ndi yisiti.Mlingo wocheperako wa benzoic acid ndi 0.05% - 0.1%.Kawopsedwe ake amasungunuka m'chiwindi akamalowa m'thupi.Pali malipoti apadziko lonse a poyizoni wa superimposed kuchokera ku ntchito yasodium benzoate monga preservative.Ngakhale kuti pakali pano palibe kumvana kogwirizana, m’maiko ndi zigawo zina zaletsedwa zogaŵira, monga ngati United States, Japan, ndi Hong Kong chakudya cham’chitini chaletsedwa nacho.Potaziyamu sorbate, yomwe ilibe poizoni, imagwiritsidwa ntchito kwambiri.Popeza kuti madzi sasungunuka bwino, amapangidwa kukhala madzi abwino osungunuka a sodium benzoate.Amagwiritsidwa ntchito kwambiri posungira ndi kuteteza nkhungu pazinthu monga soya msuzi, viniga, pickles, ndi zakumwa za carbonated.

Poganizira zachitetezo, ngakhale maiko ambiri amalolabe sodium benzoate ngati zoteteza zimawonjezeredwa ku chakudya, kuchuluka kwa ntchito kwakhala kocheperako ndipo kuchuluka kwa zowonjezera kumawunikidwa mosamalitsa.Ku USA, kugwiritsa ntchito kwakukulu kololedwa ndi 0.1 wt%.Muyezo wapano waku China wachitetezo cha chakudya chamtundu wa GB2760-2016 "Muyezo wogwiritsa ntchito zowonjezera zakudya" umapereka malire ogwiritsira ntchito "benzoic acid ndi mchere wake wa sodium", wokhala ndi malire a 0,2g/kg pazakumwa za carbonated, 1.0g. /kg ya zakumwa za zomera ndi 1.0g/kg ya zakumwa za zipatso ndi masamba (zamkati).Cholinga cha kuwonjezera zakudya zotetezera zakudya ndi kupititsa patsogolo zakudya, kuwonjezera moyo wa alumali, kuthandizira kukonza ndi kusunga zakudya zopatsa thanzi.Kuwonjezera kwa sodium benzoate ndikololedwa komanso kotetezeka malinga ngati kukuchitika malinga ndi mitundu yosiyanasiyana ya zamoyo ndi kuchuluka kwa ntchito zomwe boma likunena.