Customization: | Available |
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Type: | Isoleucine |
Chemical Character: | Acidity |
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Analytical Items | Standard | |
Appearance | White crystals or crystalline powder | |
Identification | Infrared absorption uniformity | |
Assay | 98.5~101.5% | |
Specific optical rotation[a]D20° | +38.9~ +41.8o | |
Loss on drying | ≤0.3% | |
Residue on ignition | ≤0.3% | |
Chloride (Cl) | ≤0.05% | |
Sulfate (SO4) | ≤0.03% | |
Iron (Fe) | ≤0.003% | |
pH value | 5.5 - 7.0 | |
Heavy metals(Pb) | ≤0.0015% | |
Chromatographic purity | Individual impurities | ≤0.5% |
Total impurities | ≤2.0% |