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

In tinfoil bag: 1.0kg/bag, 5.0kg/bag, 25.0kg/drum, etc