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曲酸(2005/12/14)
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Description
Cas no: 501-30-4
Molecular weight: 142.1
Toxicity: LD502500-3500mg/kg
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 two years.
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