Packs sizes (1)
Technical data
- Melting Point:
- 254 °C
- Solubility:
- water 400 g/l at 20 °C
- Physical Description:
- solid
- Product Code:
- 142198
- Product Name:
- L-Histidine mono-Hydrochloride 1-hydrate (BP, Ph. Eur.) pure, pharma grade
- Quality Name:
- pure, pharma grade
- Specifications:
- Assay (Arg.) (calc. a.a.s): 98.5-101.0%
Identity according to Pharmacopoeias:: passes test
pH of 5% solution: 3.0-5.0
T.L.C.: passes test
Specific rotation α 20/D c=11. (in HCl 6 mol/l): +9.2 - +10.6°
Maximum limit of impurities
Appearance of solution: passes test
Insoluble matter in H2O: passes test
Loss on drying at 150°C: 7.0-10.0 %
Residue on ignition (as SO4): 0.1 %
Ammonium (NH4): 0.02%
Sulfate (SO4): 0.03%
Heavy metals (as Pb): 0.001%
Residual metals ICP: (according to EMEA/CHMP/SWP/4446/2000)
Class 1A (Pt, Pd): 10 ppm
Class 1B (Ir, Rh, Ru, Os): 10 ppm
Class 1C (Mo, Ni, Cr, V): 25 ppm
Class 2 (Cu, Mn): 250 ppm
Class 3 (Zn): 1,300 ppm
As: 0.00015 %
Fe: 0.001 %
- WGK:
- nwg
- Storage:
- Storage away from direct light.
- Master Name:
- L-Histidine mono-Hydrochloride 1-hydrate
- Synonyms Long Text:
- (S)-2-Amino-3-(4-Imidazolyl) Propionic Acid mono-Hydrochloride
- EINECS:
- 211-438-9
- CS:
- 29332990
