Histamine Dihydrochloride
Producto estándar
| CAS-RN | 56-92-8 |
| Documentation | CEP/EDMF |
| Specification | Ph. Eur. |
| Therapeutic use | Antineoplastic agent |
| Diagnostoc aid: skin prick testing (SPT) |
| Description | |
| Appearance | White or almost white crystalline powder |
| Identification | |
| IR absorption spectrum | Corresponds to reference spectrum |
| Chlorides | To pass test |
| Tests | |
| Colour | NOT MORE THAN REF. Y7 |
| Opalescence | NOT MORE THAN REF. I |
| pH | 2.85-3.60 |
| Related substances (HPLC) | |
| L-Histidine hydrochloride | ≥ 0.15 % |
| Unspecified impurities | ≥ 0.10 % |
| Total impurities | ≥ 0.5 % |
| Sulphates | ≥ 0.1 % |
| Loss on drying | ≥ 0.5 % |
| Sulphated ashes | ≥ 0.1 % |
| Assay | 98.5-101.0 % |
Patente en proceso
