Complaint
| Items | Standards | Results |
| Appearance | White to off-white crystalline powder | Complies |
| Identification | By IR | Complies |
| By HPLC | Complies | |
| Loss on Drying | ≤ 0.50% | 0.26% |
| Residue on Ignition | ≤ 0.20% | 0.06% |
| Heavy Metals | ≤ 20ppm | Complies |
| Related Substances | Any individual impurity: ≤ 0.50% | 0.22% |
| Total impurities: ≤ 1.00% | 0.29% | |
| Purity | ≥ 99.0% | 99.71% |
| Reference Standard | In-house Standard | |
| Conclusion | The product complied to In-house standard. | |
| Storage | Preserve in tight,light-resistant containers in a cool place | |
