Complaint
General Information:
Type: API| Items | Standard |
| Characteristics | Pure white Crystalline powder, slightly hygroscopic |
| Solubility | Sparingly soluble in water,freely soluble in ethanol(96%);practically insoluble in ether. |
| Identify | (A)IR-Spectrum (B)Reaction of sodium salt |
| Acidity or alkalinity | 6.5-7.5 |
| Appearance of solution | Clear Absorption of sodium salt ≤0.05 |
| Related Substances | Single impurity max 0.2% total impurity max 0.5% |
| Heavy Metals | Max 10ppm |
| Loss on drying | Max 0.5% |
| Assay | 99.0~101.0% |
