alpha arbutin

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100 Gram	FOB Price:USD 630.0000 -745.0000

100 Gram

FOB Price:USD 630.0000 -745.0000

alpha arbutin arbutin beta arbutin

Appearance:White fine power or crystals
Application:Same as arbutin, alpha-arbutin can effectively inhibits formation of melanin, splash and fleck can be got ride of. Inhibitory effect on tyrosinase of alpha-arbutin is better than arbutin, and dosage o
PackAge:1KG
ProductionCapacity:1000|Kilogram|Year
Storage:Package: 1kg/bag, aluminum foil bag and PE bag lining. 20 or 25bags/drum, paper fiber drum. Packaging materials is in line with the requirements of FDA. Disposal of used packaging ask official regula
Transportation:EXPRESS OR BY AIR

Produced by fermentation

INCI Name:	Alpha-Arbutin
CHEMISTRY:	4-Hydroquinone-alpha-D-glucopyranosideMolecular
CAS No.:	84380-01-8
EINECS No.:	440-470-8
Molecular Formula:	C12H16O7
Molecular Weight:	272.26

Solubility: Arbutin is soluble in water, 151g/l at 20 ℃ (pH of solution 5.8)

Property	Specification
Character	White fine power or crystals
Assay(HPLC)	Min 99%
Melting point	199-204（±0.5）℃
Specific optical rotation	[a]D20= + 174.0°- +186.0°
Infrared characteristic peak
Solubility	Soluble in water、alcohol
Transparency in water	Transparent colorless no suspended
PH(1% water solution)	5.0-7.0
Loss on drying	Max. 0.5%
Sulphated ash	Max. 0.5%
Heavy metals	Max. 10PPM
Arsenic	Max. 1PPM
Plumbum	Max. 2PPM
Microbiological control
Total plate count	Max. 1000cfu/g
Yeast & mold	Max. 100cfu/g
Escherichia coli	Negative
Staphylococcus aureus	Negative