Kodi sodium benzoate ndi yotetezeka pakhungu?

Sodium benzoate ngati chosungiraimagwiritsidwa ntchito kwambiri m'mafakitale azakudya ndi mankhwala ndipo nthawi zina imagwiritsidwa ntchito mu zodzoladzola kapena zinthu zosamalira khungu. Koma kodi kukhudzana mwachindunji ndi khungu kuli koopsa? Pansipa, SpringChem ikutengerani paulendo wofufuza.

Sodiumbenzoatepkusungitsaprinciple

Sodium benzoatePopeza chosungira chimakhala ndi mphamvu yabwino yoletsa mabakiteriya ndi bowa pansi pa mikhalidwe ya alkaline ndipo ndi chimodzi mwa zosungira zomwe zimagwiritsidwa ntchito kwambiri m'mafakitale ambiri. pH yabwino kwambiri yosungira ndi 2.5-4.0. Pa pH 3.5, imakhala ndi mphamvu yayikulu yoletsa tizilombo toyambitsa matenda osiyanasiyana; pa pH 5.0, yankho siligwira ntchito bwino poyeretsa.

Madzi ake ndi amchere ndipo ngati pang'ono agwiritsidwa ntchito ku sodium benzoate, sadzawononga khungu kwambiri. Komabe, kwa anthu omwe ali ndi khungu lofewa, kuwagwiritsa ntchito kwambiri kapena madzi ake angayambitse kutentha pakhungu, ndipo kungayambitse kufiira kwa khungu, kutentha, kuyabwa, ziphuphu, kapena zilonda ndi kuwonongeka kwina, ndipo nthawi zina kungayambitse kupweteka pakhungu.

Sodium benzoate ndi yofewa kwambiri ndipo imalowa mosavuta m'maselo kuti ilowe m'maselo, kusokoneza kulowa kwa ma cell membranes, kuletsa kuyamwa kwa ma amino acid ndi ma cell membranes, kuletsa ntchito ya ma cell breath enzymes, kuletsa condensation reaction ya acetyl coenzymes ndikuletsa ntchito ya tizilombo toyambitsa matenda, motero cholinga chake ndi kusunga zinthu. Pambuyo podya kapena kumwa zinthu zambiri zomwe zili ndi izi kwa nthawi yayitali, zitha kuwononganso mitsempha ya anthu komanso kungayambitsenso ana kuchita zinthu mopitirira muyeso.

Sodium benzoate imayambitsanso poizoni ndipo ingayambitse kusagwira bwino ntchito kwa nembanemba ya maselo, komanso kuphulika kwa maselo, zomwe zimapangitsa kuti ma cell asamayende bwino, komanso ingayambitse khansa ngati itakhala nthawi yayitali.

Zotsatira za sodium benzoate pakhungu

Zowonjezera zovomerezeka pa zodzoladzola ndi 0.5% ndipo ndi chosungira chovomerezeka chogwiritsidwa ntchito mu Safety and Technical Specification for Cosmetics 2015 Edition ku China.

Sodium benzoate imakhudza thupi la munthu, koma kugwiritsa ntchito zinthu zosamalira khungu mosavuta, monga mafuta odzola m'manja, zodzoladzola, mafuta oteteza khungu, ndi zina zotero, pokhapokha ngati khungu lakunja silikhudza thupi la munthu, musadandaule kwambiri. Ndikoyeneranso kupewa kugwiritsa ntchito zinthu zambiri zosamalira khungu tsiku lililonse ngati muli ndi vuto la khungu kapena ngati muli ndi khungu loipa.

Ngakhalesodium benzoate safePakhungu, likasakanizidwa ndi vitamini C, lingapangitse benzene yomwe imayambitsa khansa ya anthu. Ngati mukugwiritsa ntchito mankhwala osamalira khungu a vitamini C, yesetsani kuti musawaphatikize ndi zinthu zina kuti khungu lanu lisawonongeke.

Zochita ndi Zotsatira za Sodium Benzoate

Sodium benzoate ingagwiritsidwenso ntchito ngati chosungira mu mankhwala amadzimadzi kuti agwiritsidwe ntchito mkati ndipo imathandizira kupewa kuwonongeka, acidity komanso kutalikitsa nthawi yogwiritsira ntchito. Pamene kuchuluka kwake kochepa kulowa m'thupi, kumasinthidwa kukhala kagayidwe ndipo sikuwononga thupi. Komabe, sodium benzoate yochuluka yomwe imatengedwa mkati kwa nthawi yayitali imatha kuwononga chiwindi komanso kuyambitsa khansa. Anthu ambiri amadya kwambiri, zomwe zimatha kulowa mkati mwa minofu yonse ya thupi kudzera m'mabowo a wodwalayo, kotero kumwa kwa nthawi yayitali kungayambitse khansa ndipo ndi koopsa kwambiri. Nkhawa za poizoni wake zachepetsa kugwiritsidwa ntchito kwake m'zaka zaposachedwa, ndipo mayiko ena monga Japan asiya kupanga sodium benzoate ndipo aika malamulo oletsa kugwiritsa ntchito kwake.