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L-aspartic acid
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Molecular Formula：C4H7NO4 Molecular Weight：133.10 Quality standard：AJ192 、FCCIV、AJI97 |
Structural Formula： |
| Item | Standard |
| Assay％ | 98.5～101.0 |
| Transmittance％ | ≥98.0 |
| Specific roation[α]D20 | +24.8°～+25.8° |
| PH | 2.5～3.5 |
| Loss on drying％ | ≤0.20 |
| Residue on ignition％?? | ≤0.10 |
| Chloride[Cl]％ | ≤0.02 |
| Sulfate[SO42-]％ | ≤0.02 |
| Arsenic[As]ppm | ≤1 |
| Heavy? Metals[Pb]ppm | ≤10 |
| Iron[Fe]ppm | ≤10 |
| Ammonium salt[NH4+]% | ≤0.02 |
| Other Amino Acids | NONE |
Function:L-aspartic acid is a kind of important natural amino acid.Industry it is mainly used as heart disease medicine,liver function accelerant,ammonia antidote,fatigue eliminating medicament and one component of amino acid transfusion, It can be used as biologic and chemic reagent ,culture medium and organic synthesized intermediate . |
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