Type: | Serine |
---|---|
Chemical Character: | Neutral |
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% |