外 观 Appearance |
白色至类白色粉末 White or off-white powder |
旋光度Specific Rotation (25/D) |
+2 + 1° ( C=1,1NHCL) |
灼烧残渣 Residues On Ignition |
≤0.1% |
干燥失重 Loss On Drying |
≤0.5% |
重金属 Heavy Metals |
≤20 PPM |
纯 度 Assay(HPLC) |
≥98% |
e.e |
≥98% |
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