CAS NO: 15307-79-6
Specification: BP/USP
| Product Name | Diclofenac sodium |
| Quality Standard | BP/USP |
| Testing Items | Critrion |
| Appearance | White or slightly yellowish crystalline powder |
| Solubility | Spartingly soluble in water Free soluble in methano and Ethanal 96% Slightly soluble in acetone Practically insolbule in ether. |
| Identification | IR and reaction of sodium salt |
| Solution | Absorption at 440nm max 0.05 |
| Related substances | Total 0.5%Max Individual 0.2% Max |
| Heavy metal | 10ppm Max |
| Arsenic | 2ppm Max |
| Loss on drying | 0.5% Max |
| Assay | 99.0-101.0% |