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Metamizole sodium monohydrate Metamizole sodium Dipyrone
Product Description
Product name | Dipyrone |
Cas number | 68-89-3 |
Molecular formula | C13H16N3NaO4S |
Molecular weight | 333.34 |
Appearance | White crystalline powder |
Assay | 99.0%-101.0% |
Solubility | Very soluble in water, soluble in ethanol(96 percent), practically insoluble in methylene chloride |
Identification | A. IR:The sample spectrum complies with the reference standard spectrum |
D. Sodium reaction:Should be comply | |
Appearance of solution | Clear and not more than BY6 |
Acidity or alkalinity | Should be comply |
Related substances(HPLC) | Impurity C≤0.5% |
Impurity E≤0.15% | |
Unspecified impurities≤0.05% | |
Total impurities≤0.5% | |
Sulfates | ≤0.1% |
Loss on drying | 4.9%-5.3% |
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