Item |
Standard |
Analysis data |
Appearance |
White or off-white crystalline powder |
White or off-white crystalline powder |
Specific Rotation (C=2,5NHCL) |
-26.0°~ -29.0 |
-28.12° |
Chloride (Cl) |
not more than 0.02% |
accordance |
Loss on drying |
≤0.5% |
0.20% |
Residue on Ignition |
not more than 0.2% |
0.07% |
Heavy Metals(Pb) |
not more than 10ppm |
accordance |
Assay |
98.5 to 100.5% |
99.03% |