 |
| Menge: | |
|---|---|
DY2587
56-89-3
200-296-3
C6H12N2O4S2
cystine
| Index Name | Specifications |
| Appearance | White crystalline powder |
| Identification | IR |
| Specific rotation | -215to -225degree |
| Chloride | 0.02%max |
| Ammonium | 0.02%max |
| Sulfate | 0.02%max |
| Iron | 10ppm max |
| Heavy metals | 10ppm max |
| Arsenic | 1ppm max |
| Loss on drying | 0.2%max |
| Residue on ignition | 0.1%max |
| Assay | 98.5 to 101.0% |
| PH | 5.0 to 6.5 |
| Index Name | Specifications |
| Appearance | White crystalline powder |
| Identification | IR |
| Specific rotation | -215to -225degree |
| Chloride | 0.02%max |
| Ammonium | 0.02%max |
| Sulfate | 0.02%max |
| Iron | 10ppm max |
| Heavy metals | 10ppm max |
| Arsenic | 1ppm max |
| Loss on drying | 0.2%max |
| Residue on ignition | 0.1%max |
| Assay | 98.5 to 101.0% |
| PH | 5.0 to 6.5 |