| Test | Specification | Result |
|---|---|---|
| Appearance | White to off-white powder or loose lump | Conforms |
| Solubility | Soluble in 50% aqueous acetonitrile | Conforms |
| Identity By MS | 4813.45 ± 2.0Da | 4812.6Da |
| Water Content (Karl Fischer) | ≤ 10.0% | 3.3% |
| Sodium ion | ≤ 3.0% | 0.9% |







