Alpha Arbutin Powder ndi chinthu chogwira ntchito chomwe chimachokera ku zomera zachilengedwe zomwe zimatha kuyera komanso kupenitsa khungu. Pure Alpha Arbutin Powder imatha kulowa pakhungu mwachangu osasokoneza kuchuluka kwa ma cell ndikuletsa bwino ntchito ya tyrosinase pakhungu ndikupanga melanin. Mwa kuphatikiza arbutin ndi tyrosinase, kuwonongeka ndi ngalande za melanin zimafulumizitsa, kuwaza ndi fleck kumatha kukwera ndipo palibe zotsatirapo zomwe zimayambitsidwa. Arbutin ufa ndiwonso mpikisano woyeretsa kwambiri m'zaka za zana la 21.
Alpha-Arbutin Powder amachotsedwa ku bearberry. Ndi biosynthetic yogwira pophika yomwe ndi yoyera, yosungunuka m'madzi ndipo ndi opangidwa ngati ufa. Monga chimodzi mwazinthu zowunikira kwambiri pakhungu pamsika, zawonetsedwa kuti zimagwira ntchito bwino pamitundu yonse yakhungu.
Ngati mukufuna kugula ufa wa arbutin, mutha kulumikizana nafe. ndife opanga ufa wa alpha arbutin. Tidzachita zonse zomwe tingathe kuti tikwaniritse zomwe mukufuna, Tikuyembekezera kugwira ntchito nanu.
Zinthu | Alpha Arbutin | Beta Arbutin |
CAS No | 84380-01-8 | 497-76-7 |
Maonekedwe | ufa woyera woyera | ufa woyera woyera |
Gwero | Kuwira | Zopangidwa |
Kusungunuka | Zosungunuka m'madzi, mowa | Zosungunuka m'madzi, mowa |
Whitening zotsatira | α Arbutin ndiwothandiza kwambiri kuwirikiza ka 10 kuposa β-arbutin poletsa kupanga kwa Melanin ndipo ali ndi chitetezo chokwanira. | β Arbutin imalepheretsa tyrosinase kuchokera ku bowa ndi mbewa melanoma. |
Melting Point | 203-206(±0.5)℃ | 199-202(±0.5)℃ |
Kuzungulira kwa kuwala | +176.0°- +184.0° | -63°~-67° |
Alpha Arbutin Powder ndi yowopsa ngati mutayang'ana m'maso (yokwiyitsa).
Alpha Arbutin Powder maiis ndi wowopsa pang'ono ngati atakoka mpweya (yokwiyitsa m'mapapo).
alpha arbutin ufa ufa: alpha arbutin ufa woyeretsa khungu
1. Imapangitsa kuti khungu likhale lopepuka komanso kuti khungu likhale lofanana pamitundu yonse;
2. Amachepetsa kutentha kwa khungu pambuyo pa UV;
3. Imathandiza kuchepetsa maonekedwe a chiwindi mawanga.
Zinthu | Kufotokozera | Zotsatira | |||
Makhalidwe | White crystalline ufa | Zimagwirizana | |||
Kuyesa (HPLC) | 99.9% | 99.96% | |||
Malo osungunuka (°C) | 199-201 ° C | 199.8°C | |||
Kutaya pakuyanika (%) | ≤0.5% | 0.27% | |||
Phulusa(%) | ≤0.5% | 0.09% | |||
Kumveka kwa njira yamadzi | Transparency, colorless, palibe inaimitsidwa nkhani | Zimagwirizana | |||
PH mtengo wa 1% wamadzimadzi | 5.0—7.0 | 5.45 | |||
Kutsogolera | 2 ppm pa | Zimagwirizana | |||
Arsenic | 2 ppm pa | Zimagwirizana | |||
Mercury | 1ppm pa | Zimagwirizana |
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