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L-Aspartic Acid
| Chemical Name£º |
L-2-Aminobutanedioic acid |
| Structure Formula£º |
 |
| Molecular Formula£º |
C4H7NO4 |
| Molecular Weight£º |
133.10 |
| Cas No£º |
[56-84-8] |
| Characteristics£º |
White crystals or crystalline powder, having a slight acid taste. It is slightly soluble in water, but insoluble in alcohol and in ethyl ether.It melts at about 270 centigrade. |
| Quality Standards£º |
FCCIV,AJI92 |
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| Item |
Specifications |
| FCCIV |
AJI92 |
| Appearance |
White crystals or crystalline powder |
| Assay, % |
98.5~101.5 |
99.0~100.5 |
| Specific rotation |
+24.5°~+26.0° |
+24.8°~+25.8° |
| Loss on drying , % |
≤0.25 |
≤0.2 |
| Transmittance, % |
- - - |
≥98.0 |
| PH Value |
- - - |
2.5~3.5 |
| Chloride, % |
- - - |
≤0.02 |
| Ammonium (as NH4), % |
- - - |
≤0.02 |
| Sulfate (as SO4), % |
- - - |
≤0.02 |
| Iron (as Fe), % |
- - - |
≤0.001 |
| Heavy Metals (as Pb), % |
≤0.001 |
≤0.001 |
| Lead, % |
≤0.0005 |
- - - |
| Residue on ignition, % |
≤0.1 |
≤0.1 |
| Other amino acid |
- - - |
Conforms |
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| The Characteristics and Uses£º |
L-Aspartic acid can be added into cool drinks as nutrition supplement. It is used in medicine as ammoniac detoxicating agent, hepar function accelerator or fatigue refresher. And it can also be used in biochemical reagent, medium and intermediate in organic synthesis. |
| Package and Transport£º |
25KG net in Plastic Woven Bag lined with PE bag, 18MT/20'FCL(on pallet) or 20MT/20'FCL(without pallet). |
| Storage£º |
Store in a cool, dry place. Store in a tightly closed container.Keep from contact with oxidizing materials. |
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