產品資訊 - beta arbutin CAS:497-76-7 ->beauty materials

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	Recommended Results

beta arbutin CAS:497-76-7

產品分類 :

美容及家居用品->美容材料

產品規格

Model No:	497-76-7

Country	CN

產品描述

beta arbutin CAS:497-76-7
Assay:99.89%

Test Specification Results
Appearance White needle crystal or powder White powder
Melting Point 199-201 199.5-201.5
Clarity of water solution Transparency colorless, none
suspended matters Complies
PH Value of 1% Aqueous Solution 5.0-7.0 6.30
Specific Optical Rotation [a]20 -65.00 -65.1
Heavy Metals 10PPM max 5PPM
Infrared peak value requires Complies
Arsenic 2PPM max 0PPM
Hydroquinone negative Negative.0ppm
Loss on Drying 0.5% max 0.16%
Residue on Ignition 0.5% max 0.35%
Bacteria count Bacteria 300cpu max 101
Fungus 100cpu max 29
Assay(HPLC) 99.5% min 99.95%
Arbutin (Beta Arbutin) is a new type of skin de-pigmentation and whitening agents, an extract of Bearberry plant which produced by a solid /liquid extraction, an environmentally friendly process .
Arbutin used in cosmetic industry:
Arbutin protect the skin against damage caused by free radicals, Arbutin is a skin whitening agent which is very popular in Japan and Asian countries for skin de-pigmentation, Arbutin inhibits the formation of melanin pigment by inhibiting Tyrosinase activity.

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