95%含量:
含量assay                                   ≥95%
干燥失重 Loss on drying                     ＜ 3.5%
炽灼残渣Residue On Ignition                 ＜ 0.1%
重金属Heavy Metals                          ＜ 10ppm
比旋度Specific rotation [a]20/D             +145 °- +151 °
外观Appearance                              白色粉末

98%:

外观Appearance                              白色粉末
含量assay                                   ≥98%(HPLC)
比旋度Specific rotation [a]20/D             +148 - +160 °(C=1, H2O)(以干基计)
水分Water                                   ≤14.5%
灼烧残渣Residue on ignition                 ≤0.05%  


品级Grade                               细胞培养级  
                                  (for cell culture, powder, ≥98%)
外观Appearance                          白色粉末
红外光谱鉴别Infrared spectrometry       Conforms
纯度Purity                              ≥98.0% (HPLC)
熔点Melting point                       235°C - 240°C
水溶解试验solubility in water           soluble10 mg/mL
水分water                                ≤14.5%(K.F)
比旋光度Specific rotation [a]20/D       +148.0°～ +160.0°(C=1, H2O)(以干基计)
细胞培养测试Cell culture test           Pass