Customization: | Available |
---|---|
CAS No.: | 73-31-4 |
Formula: | C13h16n2o2 |
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Items |
Standards |
Results |
Appearance |
As white crystals or crystalline powder; Almost ordorless and taste sour, Soluble in water |
Complied |
Identification 1) Ninhydrin test 2)Chromatographic identification 3)IR identification |
Positive Should be required Should be required |
1)Positive 2)Corresponds 3)Corresponds |
Optical Rotation |
-15.5~17.5° |
-16.2° |
Transmittance |
≥98% |
98.9% |
Chlorides |
≤0.02% |
Confirm |
Heavy metals |
≤10ppm |
Confirm |
Arsenic |
≤1ppm |
Confirm |
Iron |
≤0.001% |
Confirm |
Sulfate |
≤0.048% |
Confirm |
Ammonium |
≤0.020% |
Confirm |
Residue on ignition |
≤0.1% |
0.01% |
Loss on drying |
≤0.05% |
0.3% |
Assay |
≥98.0% |
98.9% |
Conclusion |
Confirm with the requirement. |