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Alpha-Arbutin 99.5%
CAS No.: 84380-01-9
Item |
Specifications |
Appearance |
White or off-white powder |
pH Value |
5.0-7.0 |
Melting point |
202℃-210℃ |
Specific optical rotation[α]D20 |
+174°～+186° |
Loss on drying |
≤1.0% |
State of solution (Transmittance) |
≥95.0% |
Hydroquinone |
≤10ppm |
Heavy metals |
≤10ppm |
Arsenic |
≤2ppm |
Residue on ignition |
≤0.5% |
Assay |
≥99.5% |
Total plate count |
≤1000 cfu/g |
Total yeast and mould count |
≤100 cfu/g |
E.Coli |
Not detectable |
Staphylococcus aureus |
Not detectable |
Pseudomonas aeruginosa |
Not detectable |
Recommended Usage Rate: 0.2 - 2%
Appearance: White crystalline powder
Solubility: Soluble in warm or cold water
Storage: Protected from light and humidity in a clean place at room temperature. Once open, handle with care to avoid secondary microbial contamination.
Country of Origin: China
Shelf Life: 2 years
This product should be added to a formulation at the recommended usage rate.
Shipping Information: HS Code: 29389090.90
Packing：25kg /drum, or 20kgs/ carton inside with 1kg/bag
This product is a cosmetic product intended for use on the skin only.
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