Testing items | Specifications | Results |
Description | White powder or almost white powder | Conforms |
Solubility | Conforms | Conforms |
Identification | Have the largest absorption at 257±2nm A250/A260=0.79~0.89 A280/A260=0.17~0.27 |
257.1nm A250/A260=0.84 A280/A260=0.21 |
Clarity and color of solution | Clarify and colorless | Conforms |
Loss on drying | ≤10.0% | 9.5% |
Protein | Don’t happen turbidity | Conforms |
Purity (HPLC) | ≥95.0% | 99.4% |
Contents(on drysis) | ≥85.0% | 99.0% |
Conclusion: The Product Conforms to Enterprise Standard. |