Laboratorium fistulae

Productum

Beta Arbutin 497-76-7 Cutis illustratione

Description:

Product nomen:beta arbutin
Synonyma:β-arbutin
INCI nomen; -
CAS No.:497-76-7
EINECS:207-850-3
Qualitas:tentare 99.5% ab HPLC
Formulae hypotheticae:C12H16O7
Pondus hypotheticum:272.25


Product Detail

Product Tags

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

beta arbutin

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

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