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【 Sell 】Kojic acid Dipalmitate 99% |
| Offer type: |
Sell |
| Offer post time: |
2008-06-05 |
| Offer expiry date: |
30 days |
| Detailed Product Description: |
Kojic acid dipalmitate is modified kojic acid derivative, which not only overcomes the instability to light, heat and metallic ion, but also keeps the inhibitory tyrosinase activity and prevents the forming of melanin. On this point, kojic dipalmitate is stronger than kojic acid. That is why it becomes new efficient whiten and brighten agent.
Kojic acid dipalmitate owns stable chemical property. It will not turn yellow for oxidation, metallic ion, illumination and heating. Without hydroxyl-group in the molecular structure, so it could not form H-bond to lower their effcets with other corrosion remover, anti-sunburn and whitening active components that added in the cosmeticcs. What is more, it has outstanding replying to matching function. As ftsoluble whitening actives, Kojic acid dipalmitate can be not only used easily with others, but also absorbed efficiently by skin and made it more moist.
With the most advanced technology, kojic acid dipalmitate synthesized by our company has decreased harmful objects, and lessen the stimulation and the possibility of color changes.
Specification:
CTFA name: Kojic acid Dipalmitate
Chemical names: 2-Palmitoyloxymethyl-5-palmitoyloxy-pyrone.
Molecular formula: C38H66O6
Molecular weight: 618.9
CAS №: 79725-98-7
Molecule structure:
Appearance: White sheet crystals
Assay: ≥99%
Melting point: 92-96℃
Reaction to FeCl3: Negative
Loss on drying: ≤1.0%
Ignition residue:≤1.0%
Heavy metal: ＜10ppm
Arsenic: ＜2ppm
Pathogen: Bacterium ＜300CPU/g Fungus: ＜300CPU/g
Package & storage: 1kg /bags, Sealed off in room temperature. |
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| Company Name : |
Henan Bis-Biotech Co., Ltd |
| Address : |
Room 10-10 Building 1 Xidajie Road No.166 Zhengzhou, Henan, China
Zhengzhou Henan China |
| Zip : |
450000 |
| Tel : |
86- 371- 65533780 |
| Skype Name : |
Bis-biotech |
| Fax : |
86- 371- 66955208 |
| Website : |
http://www.bisbio.com |
| Contact Person (Overseas Marketing) : |
Andrea Wong
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Yang Jing
Yang Jing