| Product Name |
L-Alanine,
reagent grade, ≥98% (TLC) |
| Product Number |
A7627 |
| Product Brand |
Sigma |
| CAS Number |
56-41-7 |
| Molecular Formula |
C3H7NO2 |
| Molecular Weight |
89.09 |
| |
| TEST |
SPECIFICATION |
| APPEARANCE |
WHITE POWDER |
| SOLUBILITY |
CLEAR COLORLESS SOLUTION AT 50MG/ML IN WATER |
| IR SPECTRUM |
CONSISTENT WITH STRUCTURE |
| CARBON |
40.0 TO 41.0% |
| NITROGEN |
15.2 TO 16.2% |
| SPECIFIC ROTATION |
+13.7 TO +15.1 DEG (C = 10 IN 6 N HYDROCHLORIC ACID AT 25 DEG CENTIGRADE) |
| HEAVY METALS |
NOT MORE THAN 20 PPM (AS LEAD) |
| PURITY BY THIN LAYER CHROMATOGRAPHY |
NOT LESS THAN 98% |
| RECOMMENDED RETEST |
8 YEARS |
|
DOCUMENT # A7627/4/7/95/3 |
Certificate of Analysis
Certificate of Origin
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