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| Product Name: | Kojic Acid | CAS: | 501-30-4 |
|---|---|---|---|
| MF: | C6H6O4 | EINECS No: | 207-922-4 |
| Grade: | Cosmetic Grade | Molecular Weight: | 142.11 |
| Sample: | Available | Test Method: | UV |
| High Light: | Cosmetics Kojic Acid Dipalmitate Powder,Skin Lightening Kojic Acid Dipalmitate Powder,501-30-4 |
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Cosmetics Raw Material Grade Kojic Acid Dipalmitate Powder Kojic Acid CAS 501-30-4
Kojic acid is a kind of specialized inhibitor for melanin. It can prevent the tyrosinase activity through synthesizing with copper ion in the cells after it enters skin cells. Kojic acid and its derivative has better inhibitory effect on tyrosinase than any other skin whitening agents. At present it is assigned into various kinds of cosmetics for curing freckles, spots on the skin of old man, pigmentation and acne.
| Items | Kojic Acid Dipalmitate | Kojic Acid |
Skin lightening |
Kojic dipalmitate is more efficacious than kojic acid in inhibiting the activity fo tyrosinase present in human skin so as to inhibit whitening skin and in anti-suntan. |
|
| Solubility & skin absorbance | Kojic acid dipalmitate is oil soluble and is more easily absorbed into skin when it is incorporated into a cream as compared with Kojic acid. |
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Compatibility |
Compatible with almost all cosmetic ingredients, especially advantageous for use in combination with sunscreens | May not be compatible with some organic suncreens and preservative due to potential hydrogen bonding. |
| Stability | ||
| Light | Stable | Unstable to light |
Heat |
Stable. A cream containing 1% KAD found no color change when kept at 45℃ for 4 weeks | Especially unstable above 40℃. A cream containing 1% Kojic acid become deep yellowish brown when kept at 45℃ for 4 weeks. |
| pH | Stable between 3 and 10 | Unstable when pH exceed 7 |
| Oxidation | Not oxidizable | Particularly oxidizable |
| Metal ions | Not complex with metals | Chelate with metal ions(e.g. iron) and color changes occur. |
| Color stability | No color change occur | Easily become yellow or brown |
| Function | ||
Lightening/Whitening |
Inhibit tyrosinase and melanin formation, ameliorate dermal pigmentation. Provide excellent effects in even toning skin, fighting age spots, pregnancy marks, freckles as well as general pigmentation disorders. |
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Function
1.Kojic acid is a kind of specialized inhibitor for melanin. It can prevent the tyrosinase activity through synthesizing with copper ion in the cells after it enters skin cells. Kojic acid and its derivative has better inhibitory effect on tyrosinase than any other skin whitening agents. At present it is assigned into various kinds of cosmetics for curing freckles,spots on the skin of old man,pigmentation and acne.
2.Kojic acid can also eliminate free radical, strengthen cell activity of cell and keep the food fresh.
3.Kojic acid also has antibacterial and antifungal properties.
Application
1.Food use kojic acid may be used on cut fruits to prevent oxidative browning, in seafood to preserve pink and red colors.
2.in cosmetics to lighten skin. As an example of the latter, it is used to treat skin diseases like melasma.
3.Daily chemicals material Kojic acid can inhibits caseinase synthesis, then inhibits skin melanin formation, kojic acid and it's derivatives are widely used in high-quality brightening cosmetic, bath cream midtoothpaste. The products containing kojic acid can treat freckle, acne, pigmentation and macula effectively without any toxic and bad results, At present, kojic acid's use level added in cosmetic amounts to 0.2-1.0 percent.
4.Medical use: Kojic acid also has antibacterial and antifungal properties. Kojic acid and it's derivatives are used as an
important material in antibiotic - cethamycin, anodyne, and antiphlogistic production.
5.Pesticide Biologic fertilizer with 0.51.0% Kojic acid has a clearly effect on increase production both foodstuff and greenstuff.
| Product Name | Kojic Acid Powder | |||
| Item of Test | Limits of Test | Results of Test | ||
| Appearance | White powder | Complies | ||
| Assay(Test by HPLC) | ≥99.0% | 99.6% | ||
| Melting point | 150-154℃ | 153.3℃ | ||
| Odor | Characteristic | Complies | ||
| Loss on drying | ≤ 0.5% | 0.96% | ||
| Ash | ≤ 0.5% | 0.32% | ||
| Residual solvents | Negative | Complies | ||
| Residual pesticides | Negative | Complies | ||
| Chemical Analysis | ||||
| Heavy Metal | ≤10ppm | Complies | ||
| Arsenic (As) | ≤1ppm | Complies | ||
| Lead(Pb) | ≤2ppm | Complies | ||
| Cadmium (Cd) | ≤0.5ppm | Complies | ||
| Mercury (Hg) | ≤0.1ppm | Complies | ||
| Microbiological Analysis | ||||
| Total Plate Count | ≤1000cfu/g | 95cfu/g | ||
| Yeast & Mold | ≤100cfu/g | 33cfu/g | ||
| E.Coli | Negative | Complies | ||
| S. Aureus | Negative | Complies | ||
| Salmonella | Negative | Complies | ||
| Pesticides | Negative | Complies | ||
| Conclusion | Conform with specification | |||
Looking forward to your pleasant communication and cooperation with us
our service
1.High quality and competitive price.
2.Free sample for your evaluation.
3.All plant extracts is 100% natural
4.We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own shipping forwarder.
5.Trial order is available for testing after samples.
6.We will inform you all the information at every stage in advance.
7.Packaging can gear to buyers’ special request.
8.We have our own factory, the quality can be controlled very strictly.
9.Our Purpose: Provide you best quality, best service, best delivery.
Contact Person: admin
Tel: +8618189204313
