L-HISTIDINE HYDROCHLORIDE MONOHYDRATE
L-HISTIDINE HYDROCHLORIDE MONOHYDRATE For Biochemistry
Short Name: L-HISTIDINE HYDROCHLORIDE MONOHYDRATE
Synonym: L-a-Amino-ß-(4-imidazolyl)propionic acid monohydrochloride
Basic Details
Article No.
LG2415
Grade
For Biochemistry
Purity
99%
CAS No.
5934-29-2
HS Code
2933.2990
Shelf Life
60 Months
Packings Avialable
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
Chemical 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 & Hazard Symbols
Safety Statement
22-24/25