Product name:Diclofenac sodium
CAS No.:15307-79-6
Molecular formula:C14H10Cl2NNaO2
Molecular weight:318.13
Product Specifications:Pharmacopoeial grade
Purity:99%
Diclofenac sodium Specification:
| Items | Specifications | Results |
| Appearance | Pure white crystalline powder, slightly hygroscopic. | Conforms |
| Solubility | Sparingly soluble in water, ethanol(96%);slightly soluble in ; practically insoluble in ether. | Conforms |
| Identify | (A) IR-Spectrum (B) Reaction of sodium salt | Conforms/ Positive |
| Acidity or alkalinity | 7.0-8.5 | 7.50% |
| Appearance of solution | Clear;Absorption of sodium salt≤0.05 | Conforms |
| Single impurity | max 0.2% | Conforms |
| total impurity | max 0.5% | Conforms |
| Heavy metal | Max 10ppm | Conforms |
| Loss on drying | Max 0.5% | 0.22% |
| Assay | 99.0-101.0% | 99.60% |
| Conculsion |
The results can conform to BP2010 Standard
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