L-HISTIDINE HYDROCHLORIDE MONOHYDRATE For Biochemistry
| Article No. | Grade | Purity | CAS No. | Molecular Formula | Molecular Weight | H.S. Code | Shelf Life |
|---|---|---|---|---|---|---|---|
| SC0607 | For Biochemistry | 99% | 5934-29-2 | C6H10ClN3O2.H2O | 209.63 | 2933.2990 | 60 Months |
Packings
| 25 g,100 g,500 g |
Physical Properties
| Physical state at 20 °C | Solid |
| Colour | White crystalline |
| pH value | 3 - 4 at 105 g/l at 25 °C |
| Melting point/ Freezing point [°C] | 254 °C |
| Solubility in water [% weight] | 105 g/l at 20 °C - completely soluble |
Specifications
| Appearance | White crystalline powder |
| Assay (argentometric; on dried basis) | Min 99% |
| Specific optical rotation ([α]20/D) | +8.5 to +9.5 deg |
| Heavy metal (as Pb) | Max 0.001% |
| Ammonium (NH4) | Max 0.01% |
| Foreign amino acids | Max 0.3% |
| Other ninhydrin positive substances (as glycine) | Max 0.1% |
Safety Information and Hazard Symbols
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| Risk Statement | |
| Safety Statement | 22-24/25 |