Model No.: | 65-82-7 |
---|---|
CAS: | 65-82-7 |
Place of Origin: | Shandong China |
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Test item | Specification |
Appearance | White crystals or crystalline powder |
Identification | Meet the requirements |
Specific rotation [α] 20
|
-18.0°~ -22.0° |
State of solution | ≥95.0% |
Heavy metals(Pb) | ≤20ppm |
Arsenic(As2O3) | ≤2ppm |
Other amino acids | Chromatographically not detectable |
Loss on drying | ≤0.5% |
Residue on ignition | ≤0.10% |
Assay | 99.0~100.5% |
PH | 1.7~3.0 |