 |
| Quantity: | |
|---|---|
DY158856
139404-48-1
C19H22BrNO4S2.H2O
Tiotropium bromide hydrate
| Index name | Specification |
| Appearance | White to off-white crystal |
| Assay | 99.0%min |
| Identification | IR: Chromatogram conforms to the characteristic |
| UV: Maximum absorption at 237nm | |
| Bromide: Positive reaction | |
| Water content | 3.0% to 5.0% |
| Heavy metal | 20ppm max |
| Related substances | Single impurity: 0.5% max Total impurity: 1.0% max |
| Index name | Specification |
| Appearance | White to off-white crystal |
| Assay | 99.0%min |
| Identification | IR: Chromatogram conforms to the characteristic |
| UV: Maximum absorption at 237nm | |
| Bromide: Positive reaction | |
| Water content | 3.0% to 5.0% |
| Heavy metal | 20ppm max |
| Related substances | Single impurity: 0.5% max Total impurity: 1.0% max |
