| Product Name |
L-Isoleucine,
meets EP, JP, USP testing specifications, cell culture tested, ≥98.5%, from non-animal source |
| Product Number |
I7403 |
| Product Brand |
Sigma |
| CAS Number |
73-32-5 |
| Molecular Formula |
C2H5CH(CH3)CH(NH2)CO2H |
| Molecular Weight |
131.17 |
| |
| TEST |
SPECIFICATION |
| ORIGIN |
MUST BE NON-ANIMAL SOURCE |
| APPEARANCE |
WHITE CRYSTALLINE POWDER |
| IDENTIFICATION BY IR |
CONSISTENT WITH STRUCTURE |
| SOLUBILITY |
CLEAR COLORLESS SOLUTION AT 0.5G TO 10ML OF 1M HYDROCHLORIC ACID |
| SPECIFIC ROTATION * |
+40.0 TO +41.5 DEG (20DEGC/EP,JP) |
|
+38.9 TO +41.8 DEG (25DEGC/USP) |
|
* C = 4 IN 6M HYDROCHLORIC ACID |
| CHLORIDE |
NMT 0.020% |
| AMMONIUM |
NMT 0.02% |
| SULFATE |
NMT 0.020% |
| IRON |
NMT 10 PPM |
| HEAVY METALS |
NMT 10 PPM |
| ARSENIC |
NMT 1 PPM |
| LOSS ON DRYING |
NMT 0.20% |
| RESIDUE ON IGNITION |
NMT 0.10% |
| ORGANIC VOLATILES IMPURITIES |
CONFORMS |
| NINHYDRIN-POSITIVE SUBSTANCES (OTHER AMINO ACIDS) |
CONFORMS |
| PH TEST (USP) |
5.5 TO 7.0 (1.0% IN WATER) |
| PH TEST (EP/JP) |
5.5 TO 6.5 (1.0% IN WATER) |
| ASSAY (DRY BASIS) |
98.5 TO 101.0% |
| ENDOTOXIN ASSAY |
NMT 1 EU/MG |
| CELL CULTURE TEST |
PASS |
| NOTE |
MEETS USP, EP AND JP TESTING SPECIFICA TIONS |
| EXPIRATION DATE |
48 MONTHS |
|
I7403:RMS-4 |
Certificate of Analysis
Certificate of Origin
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