Txhua yam koj xav tau sib sau ua ke hauv ib lub ru tsev-los ntawm cov ntaub ntawv pleev xim kom zoo nkauj rau cov khoom noj muaj txiaj ntsig zoo ntxiv
Cov khoom lag luam
3 O Ethyl Ascorbic yog ib qho uas siv hydrophilic thiab lipophilic amphoteric vitamin c derivative, hmoov dawb. Tshuaj lom neeg muaj lub zog yog ruaj khov, tsis yooj yim ua kom yooj yim, thiab siv tau yooj yim. Nws yog yooj yim nqus los ntawm daim tawv nqaij thiab tuaj yeem ncav cuag cov dermis ncaj qha. Nws tiv taus lub teeb, kub, acid, alkali, ntsev thiab cua oxidation. Vim nws cov moisturizing zoo, kho, tiv thaiv kev laus, antioxidant, thiab ntxuav hniav dawb, nws feem ntau siv nyob rau hauv lub tshuab tshuaj pleev ib ce.
3 O Ethyl Ascorbic Daim Ntawv Tshaj Qhia
|
Kev Tshawb Xyuas Cov Khoom |
Kev qhia tshwj xeeb |
Qho kawg |
|
Assisy (hplc) |
Ntau dua los yog sib npaug rau 99% |
99.8% |
|
Dawb VC (HPLC) |
Tsawg dua los yog sib npaug rau 10 ppm |
Ua raws |
|
Kev tshwm sim |
Cov hmoov dawb |
Ua raws |
|
PH |
4.0-5.0 |
4.3 |
|
Melting taw tes |
111-116 degree |
114.7 Qib |
|
Poob rau ziab, (%) |
Tsawg dua los yog sib npaug rau 1. 0 |
0.2 |
|
Sulphated tshauv |
Tsawg dua los yog sib npaug rau 0. 2 |
0.03 |
|
3% kev daws teeb meem |
tsis muaj kob rau lub teeb daj pob tshab |
Colorless Pob tshab |
|
Cov hlau hnyav |
Tsawg dua los yog sib npaug rau 10ppm |
Ua raws |
|
Khoom |
<2ppm |
Ua raws |
|
Tag nrho cov kab mob |
<100 CFU/g |
<100 CFU/g |
|
Poov xab thiab pwm |
<10CFU/g |
<10CFU/g |
|
Xaus: Qhov qauv no sib ntsib cov kev qhia tshwj xeeb. |
||
Cov txiaj ntsig ntawm 3 O Ethyl Ascorbic
3 O Erthyl Ascorbic tuaj yeem nkag mus rau hauv cov tawv nqaij tawv, thiab ua kom tawv nqaij, thiab ua rau tawv nqaij puv, ywj, thiab du.
1.3 O ethyl l ascorbic acid tuaj yeem tawm tsam oxidation, nws yog ruaj khov hauv cov tshuaj chemical thiab tsis ua kom yooj yim, uas txhim kho txoj kev siv cov tshuaj vitamin C hauv daim tawv nqaij. Nws tseem tuaj yeem txwv thiab txo cov ntawv tso nyiaj ntawm melanin, ua tiav cov txiaj ntsig ntawm ntxuav hniav dawb thiab txo txo.
2. Nws yog hydrophilic thiab oleophilic, nrog kev ruaj khov zoo, tshav kub ua kom, ntsev tsis kam, thiab cua oxidation tsis kam. Nws yog yooj yim siv.
3. Nws tseem tuaj yeem muaj cov tshuaj tiv thaiv thiab cov tshuaj tiv thaiv kab mob antibactratory, ua rau tiv thaiv tawv nqaij los ntawm kev tshav ntuj.
Daim Ntawv Thov &Siv tshuajntawm 3 o erethyl ascorbic
3 O Ethyl Ascorbic tau siv dav hauv whitening thiab tiv thaiv cov tawv nqaij, essence, est}}}}}%.
|
Daim ntawv thov |
Siv tshuaj |
|
Ntxuav hniav dawb |
2% |
3 O Ethyl Ascorbic Kev Nyab Xeeb
CTFA tau lees paub 3-}}} ·} et-ethyl ascorbic acid raws li cov khoom siv raw rau cov tshuaj pleev ib ce;
Cov qauv thoob ntiaj teb ntawm Suav Cov Khoom Siv Cov Khoom Siv Cov Khoom Siv Raw rau xyoo 2010 thiab tshaj tawm cov npe ntawm lub npe tshuaj ntsuam ntawm lub npe tshuaj pleev cov ncauj lus
Txais tos tiv tauj peb
Rau kaum peb xyoos, zhenyibio tau tsom rau ntxuav hniav dawb. Raws li cov kws tshaj lij kev tsim khoom ntawm cov nroj tsuag 3 o ethyl ascorbic, peb txuas tau cov txheej txheem ntau lawm thiab ntxiv dag zog cooperative cov kev pabcuam.
Tus xov tooj
(86)-0153 0920 6328
alexxue@zhenyibio.com
Cim npe nrov: 3 O Ethyl Ascorbic, Tuam Tshoj 3 O Ethyl Ascorbic Chaw Tsim Tshuaj, tus neeg muag khoom, nqe, yuav
