Alpha-Arbutin 84380-01-8 Daim tawv nqaij brightening
Kev Them Nyiaj:T / T, L / C
Khoom Keeb Kwm:Tuam Tshoj
Shipping Chaw nres nkoj:Beijing / Shanghai / Hangzhou
Kev txiav txim (MOQ):1kg ua
Lub Sijhawm Lead:3 hnub ua haujlwm
Muaj peev xwm ntau lawm:1000kg / hli
Kev cia khoom:Khaws rau hauv qhov chaw txias, qhuav, chav sov.
Cov khoom siv pob:carton, nruas
Pob loj:1kg / carton, 5kg / carton, 10kg / carton, 25kg / nruas
Taw qhia
Extracted los ntawm cov nroj tsuag xws li bearberries, blueberries, thiab cranberries, alpha arbutin yog ib tug muaj kev ruaj ntseg ntawm daim tawv nqaij brightening khoom uas yuav pab kom ploj nti thiab pigmentation tshuav tom qab los ntawm breakouts thiab tshav ntuj puas.
Alpha arbutin nquag ua lag luam raws li lwm txoj hauv kev nyab xeeb rau hydroquinone (ib qho khoom siv ua kom pom tseeb ntawm daim tawv nqaij uas tau txwv hauv Tebchaws Europe thiab Australia).Nws muaj cov txiaj ntsig zoo sib xws hauv cov tawv nqaij kom ci tab sis tsis muaj cov txheej txheem bleaching txaus ntshai.Hloov chaw, nws txo cov tawv nqaij pigment los ntawm suppressing cov enzymes uas txhawb melanin.Qhov no kuj ua rau qeeb ntawm cov txheej txheem uas UV teeb ua rau pigmentation, yog li nws ob leeg tiv thaiv thiab kho cov teeb meem pigmentation.
Specification (kev soj ntsuam 99.5% nce los ntawm HPLC)
| Yam khoom | Specification |
| Qhov tshwm sim | Dawb crystalline hmoov |
| Assay | ≥99.5% |
| Melting point | 201-207 ± 1 ℃ |
| Clarity ntawm cov kua dej | Transparency, tsis muaj xim, tsis muaj qhov cuam tshuam. |
| PH | 5.0 ~ 7.0 |
| Kev sib hloov kho qhov muag tshwj xeeb | [α]D20=+175-185° |
| Arsenic | ≤ 2 ppm |
| Hydroquinone | ≤10ppm |
| Hnyav hlau | ≤10ppm |
| Poob rau ziab | ≤ 0.5% |
| Ignition residue | ≤ 0.5% |
| Phathogen | Cov kab mob ≤1000cfu/g |
| Cov kab mob ≤100cfu / g |
