|
Items |
Standard |
Analysis data |
|
Appearance |
White crystals or crystalline powder |
conforms |
|
Chloride (Cl) |
Not more than 0.020% |
0.018% |
|
Heavy Metals (Pb) |
Not more than 10PPM |
7PPM |
|
Arsenic(As2O3) |
Not more than 1PPM |
conforms |
|
Other amino acids |
Not detected |
conforms |
|
Loss on Drying |
Not more than 0.20% |
0.19% |
|
Residue on Ignition (Sulfated) |
Not more than 0.10% |
0.085% |
|
Assay |
98.0%~101.0% |
99.0% |
|
PH |
5.0~6.0 |
5.3 |
DL-苏氨酸CAS号：80-68-2
DL-苏氨酸分子式： C4H9NO3
DL-苏氨酸英文名称： DL-Threonine
DL-苏氨酸英文同义词： (+/-)-2-Amino-3-hydroxybutyric acid; H-DL-Thr-OH; threonine
DL-苏氨酸EINECS号： 201-300-6
DL-苏氨酸分子量： 119.1192
DL-苏氨酸熔点： 244℃
DL-苏氨酸沸点： 345.8°C at 760 mmHg
DL-苏氨酸密度： 3.77E-06mmHg at 25°C
DL-苏氨酸闪点： 162.9°C
医药中间体
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