Molecular Formula: C5H9NO2
Molecular Weight: 115.13
CAS No： 344-25-2
| D-Proline | FACTORY STANDARD |
| Assay | 99.0～101.0% |
| Specific rotation [α]D20 | +84.5～+86.5 |
| Transmittance | ≥98.0% |
| Chloride(Cl) | ≤0.10% |
| Sulfate(S04) | ≤0.03% |
| Iron (Fe) | ≤10PPM |
| Heavy metals（Pb） | ≤10ppm |
| Arsenic(As2O3) | ≤2ppm |
| Loss on drying | ≤0.50% |
| Residue on ignition | ≤0.10% |
| Total plate count | ≤ 1000 CFU/g |
| Moulds & Yeasts | ≤ 100 CFU/g |
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