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| Product Info. | |||
| Lysipressin Acetate | |||
|---|---|---|---|
| CAS No. | 50-57-7 | ||
| Molecular Formula | C46H65N13O12 S2 | ||
| Molecular Weight | 1056.22 | ||
| Storage | 2¡«8¡æ | ||
| Batch No. | 20071114 | ||
| Manufacturing Date | 2007-11-13 | ||
| Retest Date | 2009-11-12 | ||
| Sequence | [Cys-Tyr-Phe-Gln-Asn-Cys]-Pro-Lys-Gly-NH2 | ||
| TEST | ITEMS | SPECIFICATION | RESULT |
| 1 | Appearance | White slightly yellowish powder | White powder |
| 2 | Identity | 1056.22¡À1.0 | 1056.5 |
| 3 | Solubility | Soluble in water or 1% acetic acid at a concentration of 1mg/ml to give a clear,colorless solution | conforms |
| 4 | Amino Acid Composition | ¡À 10% | conforms |
| 5 | Peptide Purity (By HPLC) | ¡Ý98% by area integration | 98.7% |
| 6 | Related Substance(By HPLC) | Total Impurities (%)¡Ü2.0% Largest Single Impurity (%)¡Ü 1.0% | 1.3% 0.7% |
| 7 | Acetate Content | ¡Ü15% | 10.7% |
| 8 | Water Content (Karl Fischer) | ¡Ü6.0% | 4.4% |
| 9 | Peptide Content (Ndetermination) | ¡Ý80% | 84.6% |
| 10 | Bacterial Endotoxins | ¡Ü 500 EU/mg | Conforms |