| Brief introduction of the products: |
| Kojic acid dipalmitate is a kind of derivant of kojic acid. It improves the instability of kojic acids when they are exposed to light, heat, and metal ion. Meanwhile it remains the efficiency of kojic acids such as inhibiting the activity of tyrosinase, preventing forming of skin melanin. It's a kind of whitening active agent with high effect. |
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| Characters of the product |
| Kojic acid dipalmitate, Molecular formula: C 38 H 66 O 6 ; Molecular weight: 618.9. CAS NO ï¼?79725 ï¼?98 ï¼?7. Molecular structure: |
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As a fat-soluble whitening active agent, kojic acid dipalmitate has been extensively used in cosmetic production. It not only has the excellent return-service capability, but also can be absorbed by skin more effectively, which has a very good moistening effect. |
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| Quality index of kojic acid dipalmitate |
| Items |
Index |
| Appearance |
White or similar with white flake crystal |
| Pureness ，％ �/td>
| 98.0 |
| Melting point ，℃ |
92 ï½?96 |
| Loss on drying, �� |
0.5 |
| Burning residue. �� |
0.5 |
| Heavy metal content(account on pb), �� |
0.002 |
| Arsenic content (account on) �� |
0.0002 |
| Color reaction of FeCl 3 |
Negative |
| Microbe experiment |
Bacteria ��000CFU/g
Epiphyte ��00 CFU/g |
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| Package and storage |
| 1kg or 5kg aluminum foil bag
4.2 25kg or 20kg fiber drum
4.3 Encapsulated at room temperature
5. Matters need attention
5.1 Dissolve it in hot ethanol or add it in heating oil phase when using.
5.2 Addition dosage suggested: 1-3%. |
