比旋光度-28°(c=2, CHCl3),水溶性INSOLUBLE。
熔点:139-142℃
纯度Purity >75.0+% (GC)
外观Appearance 白色粉末
红外光谱测定Infrared spectrometryauthentic
干燥损失Loss on drying <3.5 %
比旋度Specific optical rotation-24° to -32° (20°C, 589 nm) (c=2, CHCl3)
灰分Ash0.1 % (typically)
总甾醇total sterols (GC):> 95%
总甾醇组成(GC):
β-谷甾醇 beta-sitosterol: 75 to 80%
β-谷甾烷 beta-sitostanol: 10 to 14%
菜油甾醇campesterol:6 to 9%
campestanol:< 2%
其它others: < 2.5%