Kojic acid CAS: 501-30-4
| Catalog Number | xwm 92032 |
| Khoom npe | Kojic acid |
| CAS | 501-30-4 : kuv |
| Molecular Formula | C6H6O4 |
| Molecular Luj | 142.11 Nws |
| Cov ntaub ntawv khaws cia | 30 ° C |
| Harmonized tariff Code | 293299 5 |
Khoom Specification
| Qhov tshwm sim | Dawb crystalline hmoov |
| Assay | 99% min |
| Melting point | 152-155 ° C (lit.) |
| Boiling point | 179.65 ° C (kwv yees kwv yees) |
| ceev | 1.1712 (kev kwv yees kwv yees) |
| Refractive Index | 1.4434 (kwv yees) |
| pka ua | 7.9 (ntawm 25 ℃) |
| Dej Solubility | SOLUBLE |
Siv rau hauv tshuaj pleev ib ce, khoom noj khoom haus additives, kws tshuaj thiab lwm yam, Siv rau kom muaj nuj nqis tsom xam ntawm ferric hlau reagent.
1.kojic acid yog siv dav hauv kev tsim khoom noj.Nyob rau hauv lub pas, vim oxidation tsis kam, nws tau siv rau kojic acid roj los tiv thaiv rancidity.Cov ntawv ceeb toom tsis ntev los no, kojic acid muaj kev ua kom tsis muaj menyuam thiab kab mob, raws li cov zaub mov preservatives, preservatives, cov tshuaj tiv thaiv xim muaj peev xwm hloov tau cov tshuaj preservatives, uas yog dav siv nyob rau hauv cov nqaij zaub mov ua xim, txiv hmab txiv ntoo tshiab thiab zaub, tshuaj tua kab mob nyoos zaub mov, tab sis kuj. tuaj yeem siv los ua cov txiav paj preservation thiab kev txuag tus neeg saib xyuas kom ntev txee lub neej.Kojic acid yog ntxiv rau hauv cov zaub mov, tsis txhob cuam tshuam rau saj, aroma thiab kev ntxhib los mos thiab cuam tshuam kev hloov pauv ntawm nitrite hauv cov tib neeg carcinogenic nitrosamines, uas cuam tshuam lossis inhibition ntawm cov khoom noj kho kom zoo dua qub muaj qhov tseem ceeb heev.Kev ua liaj ua teb, kojic acid tuaj yeem siv los ua tshuaj lom neeg, siv los ua tshuaj tua kab, thiab tuaj yeem siv los ua bio chiv, tsis hais txog kev siv tshuaj tsuag lossis hauv paus, cov txiaj ntsig ntawm cov nplej thiab zaub cov txiaj ntsig zoo kawg li.
2. raws li cov khoom noj flavoring tus neeg sawv cev ntawm maltol thiab ethyl maltol raw khoom.
3.kojic acid tuaj yeem siv los tsim cov khoom siv tshuaj tua kab mob cephalosporin.
4.Ntxiv rau kojic acid yog siv dav hauv kev ua zaub mov, tab sis kuj muaj cov freckle zoo, ua kom zoo nkauj zoo nkauj.Kojic acid thiab nws cov derivatives xws li acetate muaj qee yam tshuaj tua kab mob thiab ntawm daim tawv nqaij yam tsis muaj kev txhawb nqa ib zaug thiab ua kom khaus khaus, tuaj yeem siv los ua cov tshuaj tua kab mob hauv tshuaj pleev ib ce thiab zaub mov.Muaj peev xwm nqus tau ultraviolet lub teeb, siv kho siab los yog sib haum nrog txhua yam khoom siv tshuaj pleev thaiv hnub xws li xab npum thiab lwm yam.Kev kho mob thiab kev tiv thaiv thiab kev kho mob ntawm daim tawv nqaij pigmentation xws li kev tsim ntawm chloasma, npaum li cas ntawm 1 ~ 2.5% cov nyhuv yog pom tseeb.Nws pab kom muaj dej noo, txo cov tawv nqaij wrinkles.Hauv kev ua ub no, nws tuaj yeem ua nrog dandruff tshem tawm.
5. Nws tuaj yeem siv rau seasoning thiab tsim cov khoom siv raw ntawm kojic acid thiab ethyl maltol tawm ntawm daim tawv nqaij pigment.
