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Name: Kojic acid;
Synonyms: 5-Hydroxy-2-hydroxymethyl-4-pyrone;
5-Hydroxy-2-(hydroxymethyl)-4H-pyran-4-one;
Cas No.: 501-30-4;
EINECS No: 207-922-4;
Chemical name: Kojic Acid;
Formal name: 5-hydroxy-2-hydroxymethyl-1,4-pyrone;
Molecular formula: C 6 H 6 O 4 ;
Molecular weight: 142.1;
Molecule structure:
Toxicity: LD 50 = 2500-3500mg/kg.
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Item
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Index
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Appearance Property
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Almost White Crystal or Crystalline Powder
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Purity(%)
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99.0 min
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Melting Point(Deg C)
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152-155
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Loss on Drying(%)
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0.5 max
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Ignition Residue(%)
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0.1 max
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Chloride(%)
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0.005 max
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Heavy Metals(%)
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0.001 max
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Arsenic(%)
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0.0001 max
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Iron(%)
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0.001 max
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Microbiological Test
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Bacteria:3000CFU/g max
Colon bacillus: Negative Fungi: 50 CFU/g max |