L-Arginine CAS:74-79-3 98.5%～101.0%
|
Cas.No |
74-79-3 |
|
Assay |
99.0-101.0% |
|
Description |
White crystals or crystalline powder, characteristic odor, characteristic taste |
|
Uses |
Infusion, Cell culture media, Biotech, Dietary Supplement |
|
Packaging |
25kg&50kg |
|
Pharmacopeia |
JP,USP,EP,FCC |
|
STORAGE |
Controlled room temperature in tight container |
SPECIFICATIONAND PROCEDURE
State of solution
(Transmittance) |
Not Less Than 98.0% |
|
pH |
10.5～12.0 |
|
Specific rotation[α]20D |
+26.9～+27.9° |
|
Specific rotation[α]25D |
+26.3～+27.7° |
|
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 0.50% |
|
Residue on ignition |
Not More Than 0.10% |
|
Related substances |
Not More Than 0.4% |
|
Endotoxin* |
Less Than 6.0 EU/g |
|
Assay (dry basis) |
99.0～101.0% |
L-arginine is used for heart and blood vessel conditions including congestive heart failure (CHF), chest pain, high blood pressure, and coronary artery disease. L-arginine is also used for recurrent pain in the legs due to blocked arteries (intermittent claudication), decreased mental capacity in the elderly (senile dementia), erectile dysfunction (ED), and male infertility.
A monohydrochloride salt of L-arginine. L-Arginine is a substrate of nitric oxide synthase, which is converted to L-citrulline and nitric oxide (NO). It is widely used as an ingredient in infusion and infant formula.
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