Pharmaceutical Raw Materials
GENERAL INFORMATION
|
• HS CODE |
2934992000 |
|
• CAS NO |
67-45-8 |
|
• GRADE |
Pharmaceutical Grade |
|
• FORMULA |
C8H7N3O5 |
|
• MOLECULAR WEIGHT |
225.16 |
PROPERTIES
|
• Appearance |
Yellow crystalline powder |
|
• Odor |
Odorless, tasteless at first, then light bitter |
|
• Solubility |
Almost insoluble in water and ethanol, slightly soluble in chloroform, soluble in dimethyl formamide |
|
• Melting Point |
255-259℃ |
SPECIFICATIONS
|
|
CP1989 |
BP2001 |
USP25 |
|
• Assay |
97.0-103.0% |
97.0-103.0% |
97.0-103.0% |
|
• Acidity |
5.5-7.0 |
4.5-7.0 |
4.5-7.0 |
|
• Loss on drying |
≤0.5% |
≤0.5% |
≤1.0% |
|
• Residue on ignition |
≤0.2% |
-- |
≤0.25% |
|
• Sulfate ash |
-- |
≤0.1% |
-- |
APPLICATION
• Anti-bacteria, resist the fungi and protobiont
PACKING
• 25kg/drum
STORAGE AND TRANSPORTATION
• Seal in dry and ventilated place







