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Koji Acid

Cas No.:501-30-4;
Chemical name:Kojic Acid;
Formal name: 5-hydroxy-2-hydroxymethyl-1,4-pyrone
Molecular formula:C6H6O4;
Molecular weight: 142.1
Toxicity: ld50 = 2500-3500mg/kg.
Dissolving water, alcohol, acetone, slightly dissolving ether second ester of second acid, chloroform and pyridine, non-dissolving benzene; Kojic Acid can be widely used in some scopes, such as food additive, cosmetic, pharmacy etc. Because kojic acid and its ramification can inhibit safest the melanin growing of body-skin, its application is being more and more wide in whiten cosmetic, bath lotion, toothpaste etc. As to its actions of antiseptic、antioxidant and color-care, kojic acid also can be widely used in food aseptic、antioxidant of grease and food、antistaling agent of fruit and vegetable、and color-care antistaling agent of meat products and marine products. In addition, kojic acid can also be used in antibiotic synthetic intermediate products, agriculture plant tutelage and chemical reagent, etc .
THE QUALITY STANDARD OF KOJIC ACID
Item
Index
Appearance Property Almost White Crystal or Crystalline Powder
Purity(%) 99.0  min
Melting Point(Deg C) 152-155
Loss on Drying(%) 0.5  max
Ignition Residue(%) 0.1  max
Chloride(%) 0.005  max
Heavy Metals(%) 0.001  max
Arsenic(%) 0.0001  max
Iron(%) 0.001  max
Microbiological Test Bacteria:3000CFU/g max
Colon bacillus: Negative
Fungi: 50 CFU/g  max
Packing: in tinfoil bag: 1.0kg/bag,5.0kg/bag, 25.0kg/drum, etc.
Storage: storage out of sunlight, sealed. storage term is 1 years.
Price: welcome all the customers who are interested in kojic acid business. We will pay carefully attention to all of your enquiries. Please contact with us for more information.
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