CAS number: 56-85-9
Molecular formula: C5H10N2O3
molecular weight: 146.146
Chemical structure:
Product name | L-Glutamine | |
Shelf Life | 3 Years | |
Tests | Limits | Test results |
Description | White crystals or crystalline powder | Conforms |
Idenlification(IR) | concordant with the reference spectrum | Conforms |
Assay | 98.5~101.5% | 99.1% |
Specific rotation[a]D25 | +6.3°~+7.3° | +6.4° |
Chloride(Cl) | ≤0.05% | <0.05% |
Sulfate(SO4) | ≤0.03% | <0.03% |
Iron(Fe) | ≤0.003% | <0.003% |
Heavy metals(Pb) | ≤0.0015% | <0.0015% |
Loss on drying | ≤0.30% | 0.1% |
Residue on ignition | ≤0.30% | 0.03% |
Organic volatile impurities | meets the requirements | Conforms |
Conclusion: Passed test according to the Standard of USP33. |