2.2.2 供试品溶液的制备 取各样品粉末约0.5 g，精密称定，置具塞锥形瓶中，精密加入甲醇50 mL，称定质量，超声处理30 min，放冷，再称定质量，用甲醇补足失重，摇匀，取1 mL稀释至10 mL，经

    表2 对照品应用液各成分浓度

    Table 2 The concentration ranges of each reference substancemg·L-1

    质量浓度五味子酯甲五味子醇甲五味子甲素五味子酚五味子乙素安五脂素五味子丙素

    Cv114.746.173.318.029.0 55.325.1

    Cv23.6811.518.34.507.2513.86.29

    Cv30.9202.884.581.131.813.461.57

    Cv40.2300.7211.150.2810.4530.8640.393

    Cv50.057 50.1800.2860.070 30.1130.2160.098 2

    Cv60.014 30.045 10.071 60.017 60.028 30.054 00.024 6

    Cv70.003 590.011 30.017 90.004 390.007 080.013 50.006 14

    Cv80.000 8980.002 820.004 470.001 100.001 770.003 370.001 53

    0.22 μm的微孔滤膜滤过后 ......