White Pure Alpha Arbutin Powder Skin-whitening Cosmetics EINECS No.: 440-470-8 - Product

Other Specification :  White Pure Alpha Arbutin Powder Skin-whitening Cosmetics EINECS No.: 440-470-8 Specifications: - - - - Items | Specification | Results | Characteristics | White Crystalline Powder | Conform | Assay (HPLC) | 97% | 99.5% | Melting Point(C) | 199-201 | 199.7-200.6 | Loss On Drying (%) | 2% | 1.7% | Ash (%) | 0.5% | 0.08% | Clarity Of Water Solution | Transparency, Colorless, None Suspended Matters | Conform | Specific Optical Rotation | D20+1806 | +175.9 | Heavy Metal | 20ppm Max | Conform | Arsenic | 2ppm Max | Conform | Pathogen | Bacteria: 300cfu/g | 20 | Fungus: 100cfu/g | 20 | - - - - Arbutin Is A Glucosulated Hydroquinone, Extracted From The Bearberry Plant. Hydroquinone Has Been Commercially Available Since The 1960s As An Agent In Skin Lightening Products.1 Arbutin Is Naturally Found In Wheat, Pear Skins, And The Leaves Of Blueberries And Cranberries, And It Is Metabolized By The Body To Produce Hydroquinone With Most Of The Product Excreted In Urine. Topical Application Of Arbutin Inhibits The Production Of Melanin With Minimal Systemic Absorption. White Fine Powder Or Crystals ;Assay:>99%HPLC;KY-Z024;skin Whitening;4-Hydroquinone -D-glucopyranoside Quick Detail: CAS No.: 84380-01-8 Other Names: 4-Hydroquinone-alpha-D-glucopyranoside Molecular Formula: C12H16O7 EINECS No.:440-470-8 Purity: NLT99.5% Appearance: White Crystalline Powder Usage : Cosmetic Raw Materials/Skin Whitening Dispel Freckle And Stain Description: Alpha-arbutin (4-hydroxyphenyl-D-lucopyranoside) Is A Synthetic And Functional Active Ingredient For Skin Lightening Alpha-Arbutin Blocks Epidermal Melanin Biosynthesis By Inhibiting Enzymatic Oxidat

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