Chaw tsim tshuaj paus 3-o-ethyl-l-ascorbic tawv nqaij dawb 3-o-ethyl-l-ascorbic acid 98% Ethyl Ascorbic Acid 3-O-Ethyl Ascorbyl Ether
Taw qhia
Vitamin C ethyl ether yog ib qho tseem ceeb heev vitamin C derivative.Nws tsis yog tsuas yog ruaj khov heev, nws yog ib tug tsis-discoloring vitamin C derivative, thiab nws yog ib tug lipophilic thiab hydrophilic amphoteric tshuaj, uas zoo heev nthuav nws Cov ntaub ntawv siv tau tshwj xeeb tshaj yog siv nyob rau hauv cov tshuaj niaj hnub.3-O-ethyl ascorbic acid ether tau yooj yim nkag mus rau hauv lub dermis los ntawm stratum corneum.Tom qab nws nkag mus rau hauv lub cev, nws tau yooj yim decomposed los ntawm cov enzymes lom hauv lub cev kom siv cov tshuaj lom neeg ntawm vitamin C.
Daim ntawv thov
3-O-Ethyl ascorbic acid ether (vitamin C ethyl ether) yog ib yam khoom uas yog soluble nyob rau hauv roj thiab dej, uas tso cai rau cov formulations ntxiv rau cov roj theem los yog cov dej theem, los yog ntxiv nyob rau hauv kub los yog tsawg kub, ua nws yooj yim siv.Qhov tseem ceeb tshaj, qhov no amphiphilic solubility ua rau nws yooj yim rau nkag mus rau hauv lub stratum corneum thiab nkag mus rau hauv lub dermis kom siv nws cov teebmeem lom, uas yog lwm yam vitamin C derivatives tsis muaj.Nws tuaj yeem thaiv kev tsim ntawm melanin los ntawm inhibiting cov haujlwm ntawm tyrosinase;nws muaj cov nyhuv whitening thiab freckle tshem tawm (thaum ntxiv ntawm 2%);nws tiv taus qhov mob tshwm sim los ntawm tshav ntuj thiab muaj zog tiv thaiv kab mob thiab tiv thaiv kab mob;Nws kuj tseem txhim kho qhov dullness ntawm daim tawv nqaij thiab muab nws cov tawv nqaij ci thiab elastic, kho cov tawv nqaij ntawm tes ua haujlwm, thiab txhawb kev tsim collagen.
1. inhibit qhov kev ua ntawm tyrosinase los ntawm Cu2+ ua rau nws, thaiv kev tsim ntawm melanin;
2. zoo heev nyob rau hauv whitening thiab tshem tawm freckles (thaum ntxiv ntawm 2%);
3. Resistant o tshwm sim los ntawm tshav ntuj thiab muaj zog antibacterial thiab anti-inflammatory teebmeem;
4. Txhim kho daim tawv nqaij du thiab du thiab muab tawv elasticity;
5. Kho cov tawv nqaij ntawm tes ua haujlwm thiab txhawb kev tsim collagen.
Certificate of Analysis
| Khoom npe: | 3-O-Ethyl-L-ascorbic Acid | Hnub tsim khoom: | Xyoo 2023-11-10 | ||||
| Batch No.: | EBOS-231110 | Hnub xeem: | Xyoo 2023-11-10 | ||||
| Ntim: | 25kg / Nruas | Hnub Kawg: | 2025-11-09 Peb | ||||
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| Yam khoom | STANDARD | TSEEM CEEB | |||||
| Assay | 99% Min | 99.98% | |||||
| Qhov tshwm sim | Dawb crystalline hmoov | Dawb crystalline | |||||
| Melting point | 110.0-115.0 ℃ | 113.2-114.5 ℃ | |||||
| pH (3% kua dej) | 3.5-5.5 | 4.33 ib | |||||
| Tsis pub dhau VC | ≤10ppm | Hla | |||||
| Hnyav hlau | ≤10ppm | Hla | |||||
| Poob rau ziab | ≤ 0.5% | 0.09% | |||||
| Ignition residue | ≤ 0.2% | 0.04% | |||||
| Xaus | Ua raws li qhov tshwj xeeb ntawm qhov yuav tsum tau ua. | ||||||
| Cia | Khaws rau hauv qhov chaw txias thiab qhuav, kom deb ntawm qhov ncaj qha muaj zog thiab cua sov. | ||||||
| Txee lub neej | Ob xyoos yog kaw thiab khaws cia kom deb ntawm lub hnub ncaj qha. | ||||||
| Tester | 01 | Checker | 06 | Tso cai | 05 | ||
Vim li cas thiaj xaiv peb
1. Teb cov lus nug raws sij hawm, thiab muab cov nqi khoom, cov lus qhia, cov qauv thiab lwm yam ntaub ntawv.
2. muab cov qhua tuaj noj mov nrog cov qauv, uas pab cov neeg siv khoom kom nkag siab zoo dua cov khoom
3. Qhia txog cov khoom lag luam, kev siv, cov qauv zoo thiab qhov zoo rau cov neeg siv khoom, kom cov neeg siv khoom nkag siab zoo dua thiab xaiv cov khoom.
4.Muab cov lus tsim nyog raws li cov neeg siv khoom xav tau thiab xaj kom muaj nuj nqis
5. Paub meej tias cov neeg siv khoom xaj, Thaum tus neeg muag khoom tau txais cov neeg siv khoom them nyiaj, peb yuav pib txheej txheem ntawm kev npaj cov khoom xa tuaj.Ua ntej, peb xyuas qhov kev txiav txim kom ntseeg tau tias tag nrho cov khoom qauv, qhov ntau, thiab tus neeg siv khoom qhov chaw nyob xa khoom zoo ib yam.Tom ntej no, peb yuav npaj tag nrho cov khoom nyob rau hauv peb warehouses thiab ua zoo xyuas.
6. tuav cov txheej txheem export thiab npaj shipping.txhua yam khoom tau raug txheeb xyuas kom zoo, peb pib xa khoom.Peb yuav xaiv txoj kev thauj mus los sai thiab yooj yim tshaj plaws los xyuas kom meej tias cov khoom tuaj yeem xa tuaj rau cov neeg siv khoom sai li sai tau.Ua ntej cov khoom tawm hauv lub tsev rau khoom, peb yuav xyuas cov ntaub ntawv xaj dua kom ntseeg tau tias tsis muaj qhov khoob.
7.Thaum lub sijhawm thauj mus los, peb yuav hloov kho cov neeg siv khoom thauj khoom raws sijhawm thiab muab cov ntaub ntawv taug qab.Nyob rau tib lub sijhawm, peb tseem yuav tswj kev sib txuas lus nrog peb cov neeg koom tes logistics kom ntseeg tau tias txhua yam khoom tuaj yeem ncav cuag cov neeg siv khoom nyab xeeb thiab raws sijhawm.
8. Thaum kawg, thaum cov khoom ncav cuag cov neeg siv khoom, peb yuav tiv tauj lawv sai li sai tau kom paub meej tias cov neeg siv khoom tau txais tag nrho cov khoom.Yog tias muaj teeb meem, peb yuav pab tus neeg siv khoom daws sai li sai tau.
Ntxiv rau, peb muaj cov kev pab cuam ntxiv
1.Cov ntaub ntawv txhawb nqa: muab cov ntaub ntawv xa tawm tsim nyog xws li cov npe khoom lag luam, cov ntawv xa nyiaj, cov npe ntim khoom, thiab cov nqi thauj khoom.
2.Payment method: Sib tham txog txoj kev them nyiaj nrog cov neeg siv khoom kom ntseeg tau tias muaj kev nyab xeeb ntawm kev them nyiaj xa tawm thiab cov neeg siv khoom ntseeg siab.
3.Our fashion trend service yog tsim los pab cov neeg muas zaub nkag siab txog cov khoom tshiab fashion trends nyob rau hauv lub lag luam tam sim no.Peb tau txais cov ntaub ntawv tshiab tshaj plaws los ntawm ntau txoj hauv kev xws li tshawb fawb cov ntaub ntawv kev lag luam thiab tshuaj xyuas cov ncauj lus kub thiab kev saib xyuas ntawm social media platforms, thiab ua raws li kev tshuaj xyuas thiab kev tshaj tawm rau cov neeg siv khoom cov khoom thiab kev lag luam.Peb pab neeg muaj kev paub dhau los hauv kev tshawb fawb kev lag luam thiab kev tshuaj xyuas cov ntaub ntawv, tuaj yeem nkag siab qhov kev lag luam thiab cov kev xav tau ntawm cov neeg siv khoom, thiab muab cov neeg siv khoom muaj txiaj ntsig thiab cov lus qhia.Los ntawm peb cov kev pabcuam, cov neeg siv khoom tuaj yeem nkag siab zoo txog kev lag luam kev lag luam thiab yog li txiav txim siab paub ntau ntxiv rau lawv cov khoom tsim kho thiab cov tswv yim kev lag luam.
Qhov no yog peb cov txheej txheem tiav los ntawm cov neeg siv khoom them nyiaj mus rau cov khoom xa tuaj.Peb tau cog lus los muab cov kev pabcuam zoo thiab muaj txiaj ntsig zoo rau txhua tus neeg siv khoom.
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