INCI (CTFA) Name: Alpha-Arbutin
Application: Skin Whitening and Freckles Minimizing
Solubility: Soluble in cold water (151g/l at 20℃), and can be easily incorporated into cosmetic formulation either warm (<70℃) or cold. ALPHA-ARBUTIN is compatible with UV filters and ethanol at concentrations up to 50%.
Stability: Stable in the pH-range of 4-6.5.
Chemical Formula: C12H16O7
Molecular Weight: 272.251
CAS No.: 84380-01-8
Molecular Structure:

0cdfea8b-c742-43fa-be99-0909df404c68

Package: 20kg/Carton

Recommended Dosage:
Safety dosage for cosmetics: ≤5%；

Recommended dosage: 0.2%~7%

Storage and Shelf Life:
Storage: should be stored in the original sealed containers from light and humidity in a clean place at a temperature between 5~25oC. Containers should be handled with special care following opening.

Shelf life: 2 years.

Quality Standard：

Item	Specification
Appearance	White crystalline powder
Assay	≥ 99.95%
Hydroquinone ppm	Negative
Melting point	202~207 ℃
Clarity of water solution	Transparent, colorless, none suspended matters
pH value of 1% aqueous solution	5.0～7.0
Specific rotation	【α】20D=+174.0°~+186.0º
Infra-red peak value	1514cm-1 1229cm-1 1215cm-1 1059cm-1 1034cm-1
Solubility	Soluble in water, slightly soluble in ethanol
Arsenic	≤ 2 ppm
Heavy metal	≤ 10 ppm
Loss on drying	≤ 0.5%
Residue on ignition	≤ 0.5%