 |
| Menge: | |
|---|---|
DY9296
344-25-2
206-452-7
C5H9NO2
D-(+)-proline
| Index Name | Specifications |
| Appearance | White crystal powder |
| Assay | 99.0% |
| Specific Rotation [a] D 20 | + 84.5 to + 86.5degree |
| Loss on drying | 0.5% Max |
| Transmittance | 98.0% |
| Chloride | 0.020% Max |
| Iron (Fe) | 10 ppm Max |
| Sulfate(SO 4 ) | 0.020% Max |
| Residue of ignition | 0.05% Max |
| Arsenic( As) | 1 ppm Max |
| Heavy metal(Pb) | 10 ppm Max |