We specialize in zymotic industry, research and manufacturing zymotic products. Our company was the first one to produce Kojic acid in China. We had passed ISO9001:2000, and the ANAB Certificate number is EWC11106Q. We make sure the quotation will be reasonable and the quality will be satisfied. The detail of our Kojic acid as follow, 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; 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 Packing: in aluminum foil bag: 1.0kg/bag,5.0kg/bag, 25.0kg/drum, etc.