| Product Name |
L-Histidine monohydrochloride monohydrate,
98.5-101.0%, from non-animal source, cell culture tested, meets EP testing specifications |
| Product Number |
H5659 |
| Product Brand |
Sigma |
| CAS Number |
5934-29-2 |
| Molecular Formula |
C6H9N3O2 · HCl · H2O |
| Molecular Weight |
209.63 |
| |
| TEST |
SPECIFICATION |
| ORIGIN |
MUST BE NON-ANIMAL SOURCE |
| APPEARANCE |
WHITE CRYSTALLINE POWDER |
| IDENTIFICATION BY IR |
COMPARES TO REFERENCE STANDARD |
| SOLUBILITY |
CLEAR COLORLESS SOLUTION AT 1.0G TO 10ML OF WATER |
| RESIDUAL SOLVENTS |
MEETS THE REQUIREMENTS |
| SPECIFIC ROTATION * |
+9.2 TO +10.6 DEG (20DEG C) |
|
* C = 11 IN 6M HYDROCHLORIC ACID |
| CHLORIDE |
16.66 TO 17.08% |
| AMMONIUM |
< OR = 0.02% |
| SULFATE |
< OR = 0.020% |
| IRON |
< OR = 10 PPM |
| HEAVY METALS |
< OR = 10 PPM |
| ARSENIC |
< OR = 1 PPM |
| LOSS ON DRYING |
7.0 TO 10.0% |
| RESIDUE ON IGNITION |
< OR = 0.10% |
| NINHYDRIN-POSITIVE SUBSTANCES (OTHER AMINO ACIDS) |
CONFORMS |
| PH TEST |
3.5 TO 4.5 (10% IN WATER) |
| ASSAY (DRY BASIS) |
98.5 TO 101.0% |
| ENDOTOXIN ASSAY |
< OR = 1 EU/MG |
| CELL CULTURE TEST |
PASS |
| RECOMMENDED RETEST |
4 YEARS |
| NOTE |
MEETS EP TESTING SPECIFICATIONS |
| DOCUMENT # |
H5659/09/23/08/7 |
Certificate of Analysis
Certificate of Origin
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