Product name:Kojic Acid Appearance:Light yellow to off -White crystalline powder Specification:99% CAS number:501-30-4 EINECS No: 207-922-4 Molecular Formula:C6H6O4 Molecular Weight:142.11 Grade:Cosmetic,Food & Medicine Grade Solubility:Easily soluble in water, ethanol and ethyl acetate, slightly soluble in ether, chloroform and pyridine