Beta Arbutin 497-76-7 Cutis illustratione
Mercedem:T/T, L/C
Product Origin:China
Shipping Portus:Beijing/Shanghai/Hangzhou
Order (MOQ);1kg
Tempus ducere:III opus diebus
Facultas productio;1000kg / mensis
Repono conditione:Condita in loco frigido, sicco, cella temperie.
Sarcina materia:tympanum
Sarcina amplitudo:1kg/orum, 5kg/orum, 10kg/orum, 25kg/orum
Introductio
β-Arbutin adhibetur medicamentis dealbatio ad reprimendum generationem pigmentorum melaninorum, quae sunt substantiae colorantes et lentigines.
Notum est quod substantia in herbis ericaceis continetur, quod vocatur bearberry folium.Discoloratio et lentigines occurrunt ex reactivo oxygeni in cute producti a nuditate ad UV in luce, accentus, atmosphaerica pollutione, etc., quae tyrosinasi et enzyme reducitur ad conversionem tyrosinae in melanocytis (cellulis pigmentis) pigmentis melanini promovet.β-Arbutin albescentes effectus demonstrare dicitur reducendo productionem pigmentorum melaninorum in tyrosinasi in melanocytis directe operando.
Specification (temptare 99.5% ab HPLC)
| Test Items | Standard |
| Aspectus | Album pulveris crystallini |
| Assay | 99.5% min |
| Liquescens punctum | 198.5-201.5℃ |
| Claritas aquae solution | Perspicuus, sine colore, res nulla suspensa |
| PH valorem 1% aqueum | 5-7 |
| Imprimis gyrationis optica | [α]D20=-66±2° |
| Arsenicum | ≤2ppm |
| Hydroquinone | ≤10ppm |
| Grave metallum | ≤10ppm |
| Damnum in siccitate | ≤0.5% |
| Ignitio residua | ≤0.5% |
| Pathogen | Bacteria ≤300cfu/g |
| Fungus ≤100cfu/g |
