AA2G yog dab tsi?
Yog tias koj ua tib zoo mloog, koj yuav pom tias ntau cov khoom siv tawv nqaij dawb ntxiv cov khoom xyawAscorbyl glucoside AA2G. Dab tsi yog qhov kev sib raug zoo ntawm cov khoom xyaw no thiab vitamin c? Puas yog nws muaj txiaj ntsig zoo nkauj? Cov nyhuv whitening zoo li cas? Nws muaj lwm cov txiaj ntsig dab tsi? Niaj hnub no, cia peb saib ze dua ntawm cov khoom siv tawv nqaij no AA2G.
1. Ascorbyl Glucoside AA2G yog dab tsi?
Ascorbyl glucoside, tseem hu ua Ascorbic acid 2-glucoside, feem ntau hu ua vitamin C glycoside. Zoo li MAP, nws yog ib qho derivative ntawm vitamin C.the vitamin C uas feem ntau tshwm sim yog feem ntau nyob rau hauv daim ntawv ntawm derivatives vim nws instability.
Xi'an Season Biotechnology Ascorbyl glucoside AA2G specification data sheet
|
Yam khoom |
CRITERIA |
SAIB TSEEM CEEB |
|
Qhov tshwm sim |
Dawb crystalline hmoov |
Dawb hmoov |
|
Kev txheeb xyuas |
特征吸收峰在 3300cm-1 ,1770cm-1 ,1700cm-1, 1110cm-1 ,1060cm-1 Cov yam ntxwv absorption peaks yog 3300cm-1, 1770cm-1, 1700cm-1, 1110cm-1, 1060cm-1 |
Ua raws |
|
Assay |
Ntau dua lossis sib npaug li 98.0% |
99.0% |
|
Poob rau ziab |
Tsawg dua lossis sib npaug li 1.0% |
0.46% |
|
pH |
2.0-2.5 |
2.34 |
|
Melting Point |
158℃-163 degree |
158.1 hli |
|
Kev sib hloov tshwj xeeb[]20D |
+186.0℃~ +188.0 degree |
+186.9 degree |
|
Clarity ntawm kev daws |
Ntshiab |
Ua raws |
|
Xim ntawm kev daws (A, 400nm) |
Tsawg dua lossis sib npaug li 0.010 |
0.008 |
|
Cov hlau hnyav (Pb) |
Tsawg dua lossis sib npaug li 20mg / kg |
<20mg/ kg |
|
Arsenic (mg / kg) |
Tsawg dua lossis sib npaug li 2.0mg / kg |
<2.0mg/kg |
2. Puas yog ascorbyl glucoside zoo li vitamin C?
Qhov sib txawv ntawm ascorbyl glucoside thiab vitamin c.
|
Yam khoom |
Vitamin C (L{0}}ascorbic acid, L-AA) |
Ascorbyl glucoside (AA2G) |
|
Tus kheej |
Prototype VC, daim ntawv nquag ua haujlwm ncaj qha |
VC derivatives yog "precursors" lossis "cov ntaub ntawv ruaj khov" ntawm VC. |
|
Kev ruaj ntseg |
Tsis ruaj khov heev |
ruaj khov heev |
|
Kev khaus |
Txaus siab heev |
Nws muaj pH me me heev ze rau nruab nrab, tsis tas yuav tsum muaj acidic ib puag ncig, thiab yuav luag tsis muaj teeb meem rau daim tawv nqaij. |
|
Kev nkag mus thiab kev ua tau zoo |
Kev nkag mus ncaj qha, nrawm nrawm |
Slow-tso tawm hom, qeeb kom muaj nuj nqis |
|
Daim tawv nqaij xav thiab formula |
Dej-soluble, tab sis daim tawv nqaij xav tias yuav nplaum me ntsis |
Dej- soluble, daim tawv nqaij xav tias feem ntau refreshing Nws yog ib qho yooj yim heev mis nyuj thiab tuaj yeem sib xyaw nrog lwm cov khoom xyaw |
|
Qhov zoo tshaj plaws siv scenarios |
Advanced skincare enthusiasts uas nrhiav qhov kawg efficiency thiab tawv tolerance |
Kev ruaj ntseg txhua hnub, cov tawv nqaij rhiab, pib cov lus qhia, nruab hnub antioxidant |
3. Dab tsi yogAscorbylGlucosideAW 2G Good rau?
Vim tias nws thiaj li hloov mus rau hauv vitamin C hauv daim tawv nqaij, nws tau txais tag nrho cov haujlwm tseem ceeb ntawm VC thiab muaj qhov zoo ntxiv vim nws cov yam ntxwv.
a. Qhov zoo tshaj plaws ua kom tawv nqaij thiab qhov chaw- tshem tawm (inhibiting melanin)
(1) Mechanism ntawm kev ua
1) Inhibiting tyrosinase kev ua ub no: Qhov no yog ib qho tseem ceeb catalyst nyob rau hauv cov txheej txheem ntawm melanin ntau lawm. VC tuaj yeem cuam tshuam nrog nws cov haujlwm thiab txo qis melanin los ntawm qhov chaw.
2) Txo cov melanin uas twb tau tsim lawm: VC tuaj yeem txo cov uas twb tsim lawm, tsaus "oxidized melanin" rau lub sib zog "txo melanin", yog li lightening cov xim ntawm pob txuv thiab pob txuv cov cim thiab brightening tag nrho cov tawv nqaij laus.
(2) Cov txiaj ntsig: Kev siv txuas ntxiv tuaj yeem txhim kho cov tawv nqaij tsis sib xws, ploj zuj zus ntawm cov hnub nyoog, cov hnub nyoog me thiab pob txuv, thiab ua tiav cov tawv nqaij zoo dua thiab zoo dua.
b. Muaj zog antioxidant (neutralizing dawb radicals)
(1) Cov txheej txheem ntawm kev ua: Thaum daim tawv nqaij raug ultraviolet rays, muaj kuab paug thiab lwm qhov chaw, nws yuav tsim ntau "dawb radicals", uas yuav tawm tsam cov hlwb noj qab haus huv, ua rau tawv nqaij laus, dullness thiab poob ntawm collagen. VC yog ib qho ntawm cov dej tseem ceeb tshaj - cov tshuaj tua kab mob antioxidants hauv tib neeg lub cev.
Cov nyhuv:
1) Tiv thaiv kev yees duab: Los ntawm neutralizing dawb radicals thiab txo qhov kev puas tsuaj ntawm ultraviolet rays rau ntawm daim tawv nqaij, nws ua hauj lwm raws li ib tug "invisible tshav ntuj tiv thaiv" (tab sis tsis tuaj yeem hloov cov tshuaj pleev thaiv hnub!) ".
2) Anti-inflammatory thiab soothing: Txo cov inflammatory teb tshwm sim los ntawm oxidative kev nyuaj siab thiab muaj txiaj ntsig zoo rau pob txuv- tawv nqaij tawv thiab rhiab heev.
3) Tiv thaiv lwm cov khoom xyaw: Feem ntau nrog cov tshuaj antioxidants xws li vitamin E, nws tuaj yeem txhim kho ib leeg cov teebmeem antioxidant thiab ua haujlwm ua ke los tiv thaiv daim tawv nqaij.
c. Txhawb collagen synthesis (anti{1}}aging)
(1) Mechanism ntawm kev txiav txim: Vitamin C yog ib qho tseem ceeb cofactor rau synthesis ntawm collagen. Nws tuaj yeem qhib cov enzymes uas catalyze cov synthesis ntawm collagen (prolyl hydroxylase thiab lysyl hydroxylase) thiab stabilize cov qauv molecular ntawm collagen.
Cov nyhuv: Kev siv txuas ntxiv tuaj yeem txhim kho daim tawv nqaij elasticity, ua kom tawv nqaij khov kho, yog li txo cov kab zoo thiab wrinkles thiab ncua cov cim ntawm kev laus.
d. Txhim kho cov tawv nqaij tawv thiab du zoo nkauj
(1) Cov txheej txheem ntawm kev ua: Nws tiv thaiv cov hlwb los ntawm nws cov nyhuv antioxidant thiab txhawb kev rov ua dua tshiab ntawm cov tawv nqaij noj qab haus huv.
Cov nyhuv: Nws ua rau daim tawv nqaij smoother thiab muag heev, thiab cov pores tshwm me me visually.
Xi'an Season Biotechnology tshwj xeeb hauv R & D Ntau lawm thiab muag cov nroj tsuag ntuj extract thiab cov ntaub ntawv tu tawv nqaij ntau tshaj 10 xyoo hauv Suav teb, nrog kev nplua nuj tuaj yeem xa tawm mus rau lub ntiaj teb los ntawm huab cua lossis hiav txwv.
Yog tias koj tab tom nrhiav rau qhov zoo vitamin c lossis Ascorbyl glucoside (AA2G) hmoov, pls xav tiv tauj peb txhua lub sijhawm.
Hu rau cov ntsiab lus:
Tian
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