Kojic Acid

Kojic Acid

Description
CTFA name: 5-hydroxy-2-hydroxymethyl-1, 4-pyrone
CAS no: 501-30-4
Molecular weight: 142.1
Toxicity: LD502500-3500mg/kg
Dissolving water, alcohol, acetone and slightly dissolving ether second ester of second acid, chloroform and pyridine, non-dissolving benzene.

Specification
Appearance: White Crystal or Powder
Assay: 99.0% min
Melting Point: 152-155 deg. C
Loss on Drying: 0.5% max
Residue on Ignition: 0.1% max
Chloride: 0.005% max
Heavy Metals: 0.001% max
Iron: 0.001% max
Arsenic: 0.0001% max
Microbiological Test:
Bacteria: 3000CFU/g max
Fungi: 50CFU/g max
Colon bacillus: Negative

Package
Packing in 25kg cardboard drum, inner sealed with 25kg aluminum foil bag.

Storage
Storage out of sunlight, sealed for one year.

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