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Cosmetic Ingredient Skin Whitening CAS 497-76-7 Beta Arbutin | ||
Product Name | Beta Arbutin | |
Other Name | Arbutin powder | |
CAS No. | 497-76-7 | |
Appearance | White Crystal Powder | |
Assay | 99% | |
Molecular Formula | C12H16O7 | |
Molecular Weight | 272.25 |
Items | Standard |
Appearance | White fine power or crystals |
Physical and Chemical Properties | M.P 195-198 °C |
B.P. 561.6ºC at 760 mmHg | |
Density 1.556g/cm3 | |
F.P. 293.4ºC | |
Water Solubility 10-15 g/100 mL at 20 ºC | |
Specific optical rotation | [a]D20= -62.0°~-68.0° |
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% |
Heavy metals | Max. 10PPM |
Arsenic | Max. 1PPM |
Plumbum | Max. 2PPM |
Total plate count | Max. 1000cfu/g |
Hydroquinone | Max. 10ppm |
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