Alpha-Arbutin, α-arbutin is a pure, water soluble, biosynthetic active ingredient. It can Promote lightening and whitening fast skin tone on all skin types with little usage,better than B-Arbutin . It can minimize liver spots.Reducing the degree of skin tanning after UV exposure. High stable in light, temperature, etc condition.
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Product Name: |
A-arbutin |
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INCI Name: |
A-arbutin |
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IUPAC name: |
4-hydroxyphenyl-α-Dglucopyranoside |
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CAS No.: |
84380-01-8 |
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ELINCS No.： |
440-470-8 |
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Molecular formula: |
C12H16O7 |
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Molecular weight: |
272.25 |
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Item |
Specification |
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Appearance |
White crystals or crystalline powder |
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Specific rotation |
+174.0° ~ +186.0° |
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Assay |
≥99.5% |
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Loss on drying |
≤0.5% |
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Ignition residue |
≤0.5% |
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PH value (1% solution) |
5.0 - 7.0 |
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Clarity of water solution |
Transparent, colorless |
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Melting point |
202.0~212.0℃ |
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Hydroquinone |
None |
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Heavy metals (as Pb) |
≤10 ppm |
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Arsenic |
≤2 ppm |
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Mercury |
≤1 ppm |
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Methanol |
≤2000 ppm |
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Total bacterial count |
≤1000 CFU/g |
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Mold & Yeast |
≤100 CFU/g |
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Fecal coliforms |
Negative |
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Pseudomonas aeruginosa |
Negative |
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Staphylococcus aureus |
Negative |
◆ Whitening products: face cream, whitening cream, lotion, lotion, cream, gel, mask, etc.;
Recommend dosage:0.1-2.0%；
Solubility: Freely soluble in water.
Packing:-1kg / bag, aluminum foil bag, lined with plastic vacuum packaging；
Store condition:-Cool and dry place,protect from light;
Shelf life:2 years;
Note:
- Avoid contact with acids, alkalis and strong oxidizing agents;
- From light