Kojic Acid, CAS number 501-30-4, is a chelation agent produced by several species of fungi, especially Aspergillus oryzae, which has the Japanese common name koji, appears as an off-white crystalline powder. It is often used on cut fruits to prevent oxidative browning, and it is also used in seafood to preserve pink and red colors. Kojic acid also has antibacterial and antifungal properties. Kojic acid also acts as both antioxidant and bleaching agents in cosmetic creams. As an experienced Kojic Acid manufacturer and supplier, we has been supplying and exporting Kojic Acid for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. Kojic Acid powder Specification ITEM STANDARD Apperance Almost White Crystalline powder Assay % 99 Melting point 152-156 Loss on drying % 1 Ignition residue 0.1 Chloride(ppm) 100 Heavy metal(ppm) 3 Arsenic (ppm) 1 Ferrum (ppm) 10 Microbiological test Bacteria: 3000CFU/gFungus: 100CFU/g