CAS number: 56-86-0
Molecular formula: C5H9NO4
molecular weight: 147.1291
Chemical structure:
Product name | L-Glutamic Acid | |
Shelf Life | 2 Years | |
Item | Specifications | Test Results |
Appearance | White crystalline or crystalline Powder acid taste and slightly agreeable | Pass |
Specific optical rotation | +31.5~+32.5° | +31.93° |
State of solution (Transmittance) | ≥98.0% | 98.5% |
pH value | 3.0~3.5 | 3.2 |
Heavy metals ,% max | 10ppm | 2ppm |
Chloride ,% max | 0.020% | 0.017% |
Arsenic(As2o3),% max | 1ppm | 0.5ppm |
Iron (Fe) max | 10ppm | 5ppm |
Ammonium max | 0.02% | 0.010% |
Sulfate(SO4) % max | 0.020% | 0.012% |
Residue on ignition,% | ≤0.10% | 0.05% |
Other amino acids | Conforms | Qualified |
Conclusion: This product conforms to requirements of AJI 92 medical grade standard. |