| Type: | Serine |
|---|---|
| Chemical Character: | Acidity |
| Appearance: | Powder |
|
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| Content | ≥98.5 |
| Specific rotation[0.1g/mLHCl(18→100)] | +14/0°~+16.0° |
| PH (0.3g/30mLH2O) | 5.5~6.5 |
| Solution transmittance T(1g/20mLH2O,430nm)/% | ≥98.0 |
| Chloride/% | ≤0.02% |
| Sulfate/% | ≤0.02% |
| Ammonium salt/% | ≤0.02% |
| Other amino acids/% | ≤0.5% |
| Loss on drying/% | ≤0.2% |
| Iron salt/% | ≤0.1 |
| Residue on ignition/% | ≤0.001% |
| Heavy metals | ≤0.0000001% |
| Arsenic salts/% | ≤0.0001% |
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