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Kojic Acid
Kojic acid
1¡¢Quality
Scientific name £º5-hydroxy-2-hydroxamethy-1,4-pyrone¡£
1)A weak-acid of organic compound which fermented by a kind of microorganism.£¬called Kojic acid¡£
2)Kojic acid is white or cream colored acicular crytal, dissolving water, alcohol, acetone, slightly dissolving ether second ester of second acid, chloroform and pyridine, non-dissolving benzene;£»
molecular formula £º C6H6O4£¬
molecular weight £º142.1£¬
melting point £º 152-155¡æ
3)Toxicity test data: LD502500----3500mg/kg¡£
4)CAS NO.£º501-30-4.
5)H S code £º2932 9990.
2¡¢Purpose
1)Daily chemicals material£ºBecause 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.
2)Food additive£ºKojic acid and it's derivatives work as antiseptic, antioxidant, preservative and color stablizer in meat processing, also act as useful materials of food aromatizer - maltol .
3)Medicine material£ºKojic acid and it's derivatives are used as an important material in antibiotic - cethamycin, anodyne, and antiphlogistic production.
4)Pesticide£ºBiologic fertilizer with 0.5¡ª1.0% Kojic acid has a clearly effect on increase production both foodstuff and greenstuff.
5)Others£ºKojic acid can be film despecking agent and iron ananysis reagent.
THE QUALITY STANDARD OF KOJIC ACID£º
Item |
Index |
|
Appearance |
¡¡White or cream colored acicular crystal |
|
¡¡Clarity of solution |
¡¡Colorless and transparent |
|
¡¡Pathogens |
¡¡None <£¨undetacted) |
|
Melting Point |
152-155¡æ |
|
Purity |
¡¡99.0% min |
|
¡¡Loss an drying |
¡¡0.5% max |
|
¡¡Residue on ignition |
¡¡0.1% max |
|
¡¡Iron |
¡¡10ppm max |
|
¡¡Heavy metals |
¡¡3ppm max |
|
¡¡Arsenic |
¡¡1ppm max |
|
¡¡Chloride |
¡¡50ppm max |
3¡¢Packing:£º
1)Aluminum foil packing£º1000g/bag¡¢5000 g/bag£»
2)Aluminum foil packing inner¡¢rotundity paper bucket outer£¨Diameter:370mm¡¢
Highness: 530mm£©£º25kg/drum£»
3)According to the requirement of buyers. |
