L-苯丙氨酸
L-苯丙氨酸
CAS NO：63-91-2
| Chemical Name | L-苯丙氨酸 |
| Molecular Structure |  |
| Molecular Formula | C9H11NO2 |
| Molecular Weight | 165.19 |
| Characteristics | White crystals or crystalline powder |
| Packing | 25㎏/drum，25㎏/carton |
| Quality Standard | AJI92/USP28/EP5/FCCIV |
| Specification | |
| Specific Rotation [a]D20o | -33.5° —-35.0° |
| State of solution | ≥98.0% |
Chloride (CL) | ≤0.020% |
| Ammonium(NH4) | ≤0.02% |
| Sulfate(SO4) | ≤0.020% |
| Iron (Fe) | ≤10PPM |
| Other amino acids | Chromatographically not detectable |
| Arsenic (AS2O3) | ≤1PPM |
| Loss on drying | ≤0.20% |
| Residue on ignition | ≤0.10% |
| Assay | 99.0～100.5% |
| PH | 5.4-6.0 |
