Description
L-HISTIDINE HYDROCHLORIDE MONOHYDRATE 99% FOR BIOCHEMISTRY
L-a-Amino-ß-(4-imidazolyl)propionic acid monohydrochloride
Product Code.
|
01361 |
Grade
|
|
Purity
|
99% |
CAS No.
|
5934-29-2 |
Molecular Formula
|
C6H10ClN3O2.H2O |
Molecular Weight
|
209.63 |
H.S.Code
|
2933.29900 |
Shelf Life
|
60 Months |
Specification
| Appearance |
White crystalline powder
|
| Assay (argentometric; on anhydrous basis) |
Min 99%
|
| Specific optical rotation ([?]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%
|
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