Tam sim no, feem ntau ntawm cov tshuaj lom neegtshuaj nqaSiv nyob rau hauv peb lub lag luam yog benzoic acid thiab nws cov ntsev ntsev, kua qaub, cov ntsev ua kua txob, kua qaub, cov ntsev ua si, cov ntsev ua si, thiab lwm yam.
1. Benzoic Acid thiab nws cov ntsev ntsev
Benzoic acid thiab nws sodium ntsev yog ib qho ntawm feem ntau sivtshuaj nqaHauv Suav teb cov zaub mov ua kev lag luam, tsuas yog siv rau khaws cov zaub mov ua kua xws li haus kua txiv, thiab kua zaub ntsuab, tshuaj ntsuab, thiab lwm yam). Benzoic acid yog lipophilic thiab yooj yim rau siab nkag los ntawm cov kab mob cell membrane thiab inhibiting lub cev nqus ntawm cov amino acids los ntawm lub cell membrane. Lub benzoic acid molecule uas nkag mus rau hauv lub xov tooj ntawm tes, thiab tuaj yeem inhibit txoj haujlwm ntawm cov tshuaj tiv thaiv ntawm tes, thiab tuaj yeem ua rau cov tshuaj tiv thaiv ntawm cov khoom noj.
2 sorbic acid thiab nws cov poov tshuaj potassium
Sorbic acid (poov tshuaj sorbate) yog cov tshuaj tiv thaiv tshaj plaws thiab siv nyob rau hauv ntau lub teb chaws. Sorbic acid yog unsaturated fatty acid, nws txoj kev sib koom ua ke ntawm sulfhydryl pab pawg, kom nws poob cov haujlwm thiab rhuav tshem cov enzyme system. Ib qho ntxiv, sorbic acid kuj tseem yuav cuam tshuam nrog kev hloov pauv hloov, inhibit qhov kev sib hloov ntawm cov kab mob hluav taws xob hluav taws xob kev hloov zog, yog li kom ua tiav lub hom phiaj ntawm kev corrosion.
3 propionic acid thiab nws cov ntsev
Proflionic acid yog mono-acid, xim tsis muaj kua. Nws yog rau inhibit microbial synthesis ntawm β-alanine thiab tshuaj tua kab mob antibacterial. Cov ntsev ua kua txob yog tsuas yog cov sodium propionate, lawv muaj cov tshuaj pleev ib ce zoo ib yam, yog li ntawd, tsis tuaj yeem nkag rau hauv cov phab ntsa ntawm tes, thiab tuaj yeem nkag rau hauv cov phab ntsa ntawm tes, thiab tseem tuaj yeem nkag rau hauv cov phab ntsa ntawm tes, thiab tuaj yeem nkag rau hauv cov phab ntsa ntawm tes, thiab tuaj yeem nkag rau hauv cov phab ntsa ntawm tes, thiab tseem tuaj yeem nkag rau hauv cov phab ntsa ntawm tes, thiab tseem tuaj yeem nkag mus rau hauv phab ntsa ntawm tes, thiab tuaj yeem nkag rau hauv cov phab ntsa ntawm tes, thiab tseem tuaj yeem nkag mus rau hauv phab ntsa ntawm phab ntsa, thiab tuaj yeem nkag rau hauv cov phab ntsa ntawm tes, thiab tuaj yeem nkag rau hauv cov phab ntsa ntawm tes, thiab tuaj yeem nkag rau hauv cov phab ntsa ntawm tes, thiab tseem tuaj yeem nkag rau hauv cov phab ntsa ntawm tes, thiab tseem tuaj yeem nkag mus rau hauv phab ntsa ntawm tes, thiab tseem tuaj yeem nkag rau hauv cov phab ntsa ntawm tes, thiab tuaj yeem nkag rau hauv cov phab ntsa ntawm tes, thiab tseem tuaj yeem nkag rau hauv cov phab ntsa cell
4 Paraben Esters (Nipagin Ester)
Paraben Esters yog methyl paraben, ethyl paraben, istylonition me me system ua haujlwm yog inhibecen ethiden, thiab tuaj yeem rhuav tshem cov qauv ntawm cov microbial membrane, thiaj li mus ua si lub luag haujlwm ntawm antiseptic.
5 dehydroacetic acid thiab nws cov ntsev ntsev
Dehydroacetic acid, molecular mis nyuj c8h8o4 nws thiab nws sodium ntsev yog xim dawb lossis lub teeb xim ua kom muaj zog ntawm cov pwm thiab cov poov xab. Nws yog ib qho tshuaj tiv thaiv acidic thiab yeej tsis muaj txiaj ntsig rau cov khoom noj nruab nrab ntawm nruab nrab. Nws yog qhov ruaj khov rau lub teeb thiab kub, degrades rau acetic acid nyob rau aqueous daws, thiab tsis muaj tshuaj lom rau tib neeg lub cev. Nws yog qhov dav dav dav dav thiab yog dav siv rau khaws cov nqaij, ntses, zaub, txiv hmab txiv ntoo, dej haus, pastries, thiab lwm yam.
6 sodium lactate
Tsis muaj kob lossis me ntsis daj pob tshab kua, tsw ntxhiab, qab ntsev thiab ntsim me ntsis, tsis pub lwm tus muaj dej, glycerin. Cov kev txhawj xeeb dav dav yog 60% -80%, thiab qhov siab tshaj plaws ntawm tus neeg saib xyuas thiab cov khoom siv qaib, uas muaj cov txiaj ntsig zoo hauv cov nqaij. Nws yog qhov tseem ceeb rau ci nqaij, nqaij npua, nqaij hnyuv ntxwm, nqaij qaib, os thiab cov khoom noj nqaij qaib thiab cov khoom noj. Siv mis rau khaws cia tshiab hauv cov nqaij cov khoom lag luam: sodium lactate: 2%, sodium dehydrroacetate 0.2%.
7 Downethyl fumarate
Nws yog hom tshiab ntawm kev tiv thaiv pwmtshuaj tsis pub lwjuas yog siv zog nyob hauv tsev thiab txawv teb chaws, uas tuaj yeem cuam tshuam ntau dua 30 yam pwm thiab cov poov xab ua tau zoo li tsis muaj txiaj ntsig, thiab nws cov kev nyab xeeb dav, muaj kev nyab xeeb dav thiab tus nqi qis. Nws cov kab mob tua kabmob thiab cov tshuaj antiseptic yog qhov ua tau zoo dua, muaj cov kev ua muaj zog muaj zog. Nws muaj fumigant thaj chaw vim hais txog sublimation, yog li nws muaj lub luag haujlwm ntawm kev tiv tauj kom tsis muaj menyuam thiab fumigation tsis muaj menyuam. Tsawg toxicity, mus rau tib neeg lub cev sai sai rau hauv ib txwm Cheebtsam ntawm tib neeg cov metabolism fumaric acid, daim ntawv thov ntawm kev ua haujlwm zoo.
Lub sijhawm Post: Apr-01-2022