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L-苯丙氨酸
產品詳細介紹
L-Phenylalanine | CAS NO：63-91-2 |
Chemical Name | L-Phenylalanine |
Molecular Structure | 
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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 |
