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DL-Cysteine HCl Monohydrate
| Description: | DL-Cysteine HCl Monohydrate |
| CAS NO.: | 96998-61-7 |
| Add time: | 2008-1-3 15:36:13 |
DL-Cysteine HCl Monohydrate |
|
Item |
Specification |
Appearance |
White crystals or crystalline powder |
Specific Rotation[α]D20 |
-1° to +1° |
State of solution |
Clear and colorless |
Not less than 98.0% |
|
Chloride (Cl) |
19.89% to 20.29% |
Iron (Fe) |
Not more than 2ppm |
Heavy Metals (Pb) |
Not more than 10ppm |
Aresenic (As2O3) |
Not more than 1ppm |
Other amino aicds |
Chromatographically not detectable |
Loss on drying |
8.5% to 12.0% |
Residue on ignition |
Not more than 0.10% |
Assay |
98.5% to 100.5% |