產品規格
| L-苯丙氨酸 | FCC11 | AJI92 | CP2020 | USP43 | EP10 |
| 含量 | 98.5-101.5% | 99.0-100.5% | ≥98.5% | 98.5-101.5% | 98.5-101.0% |
| 酸度 | 5.4-6.0 | 5.4-6.0 | 5.4-6.0 | 5.4-6.0 | / |
| 比旋度[a]D20 | -33.2°--35.2° | -33.5°--35.0° | -33.0°--35.0° | -33.0°--35.5° | |
| 比旋度[a]D25 | -32.7°--34.7° | / | / | -32.7°--34.7° | / |
| 透光 | / | ≥98.0% | ≥98.0% | / | clear & colorless ≤BY6 |
| 氯化物 | / | ≤0.02% | ≤0.02% | ≤0.05% | ≤0.02% |
| 銨鹽 | / | ≤0.02% | ≤0.02% | / | ≤0.02% |
| 硫酸鹽 | / | ≤0.02% | ≤0.02% | ≤0.03% | ≤0.03% |
| 鐵鹽 | / | ≤10PPM | ≤10PPM | ≤30PPM | ≤10PPM |
| 重金屬 | ≤5PPM | ≤10PPM | ≤10PPM | ≤15PPM | / |
| 砷鹽 | / | ≤1PPM | ≤1PPM | / | |
| 其他氨基酸 | / | conform | ≤0.50% | individual impurities≤0.5% total impurities≤2.0% | / |
| 茚三酮活性物質 | / | / | / | / |
Each impurity≤ 0.2 %
Total impurities≤ 0.5 %
|
| 干燥失重 | ≤0.20% | ≤0.20% | ≤0.20% | ≤0.30% | ≤0.50% |
| 熾灼殘渣 | ≤0.10% | ≤0.10% | ≤0.10% | ≤0.40% | ≤0.10% |
| 有機揮發物 | / | / | / | / | |
| 內毒素 | / | / | <25EU/g | < 6 EU/g | / |
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