| ≥1 piece |
Cosmetic Raw Materials Whitening Skin Care Kojic Acid Powder
[Product Name] Kojic Acid
[Other Name] 5-Hydroxy-2-(hydroxymethyl)
[CAS.NO]***
[ENINCS] ***
[Specification]99%
[Appearance] White Powder
[Test Method]HPLC
[Place of Origin]Shaanxi, China (Mainland)
[Grade]Food grade
[Brand Name]Green yo
[package]Aluminum foil bag / Drum
[Storage] Store in cool and dry places. Keep away from strong sunlight.
Item | Specification | Results |
Appearance | White or off white crystal | off white crystal |
Assay | ≥99.0% | 99.23% |
Melting point | 152~156℃ | 152.5~155.0℃ |
Loss on drying | ≤0.5% | 0.20% |
Ignition residue | ≤0.1% | 0.07% |
Chloride | ≤50ppm | 20ppm |
Heavy metal | ≤3ppm | <0.1ppm |
(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.
1).Applied in Agriculture:kojic acid is used in producing biological pesticides;
2).Applied in Medicine,kojic acid has been used as the an important material of cephalosporin-type antibiotics;
3).Applied in other fields:kojic acid is also used as iron analytical reagent and film spotting agent, etc;
4).Applied in Cosmetics,kojic acid has been widely added into the lotion, face mask, liquid cream and skin cream. Recommendation usage for cosmetics: 0.2~1.0%;
5).Applied in Food additive,kojic acid work as antiseptic,antioxidant, preservative and color stablizer in meat processing, also act as useful materials of food aromatizer - maltol and ethyl maltol.