
Contact usDL-ASPARTIC ACID
| Chemical Name | DL-Aspartic Acid |
| CAS Number | 617-45-8 |
| Molecular Formula | C4H7NO4 |
| Molecular Weight | 133.10 |
| Molecular Structure | ![]() |
| Storage | Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. |
| Usage | It can be used for Biologically significant amino acid. |
SPECIFICATION
| Items | Specification |
| Description | crystalline powder |
| PH | 2.5-3.5 |
| Solution in NaOH(10%) | complete |
| Transmittance | ≥98.0% |
| Specific Rotation | -0.5°~+-0.5° |
| Loss on Drying | ≤0.20% |
| Sulphuric Ashes | ≤0.10% |
| Sulphate | ≤200PPM |
| Ammonium(NH4) | ≤200PPM |
| Chloride | ≤200PPM |
| Heavy Metals(Pb) | ≤10PPM |
| Arsenic(As) | ≤1PPM |
| Lead | ≤5PPM |
| Cadmium(Cd) | ≤2PPM |
| Iron(Fe) | ≤10PPM |
| Mercury | ≤0.1 PPM |
| Asparagine(TLC) | ≤0.05% |
| Assay | 98.5-101.5% |

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