L-Alanine CAS:56-41-7 98.5%～101.0%
|
Cas.No |
56-41-7 |
|
Assay |
99.0-101.0% |
|
Description |
White crystals or crystalline powder, odorless, slightly sweet taste |
|
Uses |
Infusion |
|
Packaging |
25kg&50kg |
|
Pharmacopeia |
USP,FCC,JP,EP |
|
STORAGE |
Controlled room temperature in tight container |
SPECIFICATIONAND PROCEDURE
State of solution
(Transmittance) |
Not Less Than 98.0% |
|
pH |
5.7～6.7 |
|
Specific rotation[α]20D |
+14.3～+15.2° |
|
Specific rotation[α]25D |
+13.7～+15.1° |
|
Ammonium (NH4) |
Not More Than 0.020% |
|
Chloride (Cl) |
Not More Than 0.020% |
|
Sulfate (SO4) |
Not More Than 0.020% |
|
Iron (Fe) |
Not More Than 10 ppm |
|
Heavy metals (Pb)** |
Not More Than 10 ppm |
|
Arsenic (As2O3) |
Not More Than 1 ppm |
|
Loss on drying |
Not More Than 0.20% |
|
Residue on ignition |
Not More Than 0.10% |
|
Related substances |
Not More Than 0.1% |
|
Endotoxin* |
Less Than 6.0 EU/g |
|
Assay (dry basis) |
99.0～101.0%· . |
A non-essential amino acid that occurs in high levels in its free state in plasma. It is produced from pyruvate by transamination. It is involved in sugar and acid metabolism, increases immunity, and provides energy for muscle tissue, brain, and the central nervous system.
A nonessential amino acid in human. It plays a key role in the glucose-alanine cycle between muscle tissue and the liver. It is widely used as an ingredient in infusion and infant formula.
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