乌鳖颗粒定性定量方法研究

Chinese Journal of Pharmaceutical Analysis(2011)

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Abstract
目的:建立乌鳖颗粒的定性定量方法。方法:采用薄层色谱法对处方中的制何首乌、白术、续断和枸杞子进行定性鉴别;采用高效液相色谱法测定制剂中2,3,5,4'-四羟基二苯乙烯-2-O-β-D-葡萄糖苷和川续断皂苷Ⅵ含量。HPLC色谱条件:采用Hedera ODS-3 C18(4.6 mm×250 mm,5μm)色谱柱,以乙腈-水为流动相进行梯度洗脱,流速1.0 mL.min-1,检测波长212 nm,柱温30℃;结果:薄层色谱鉴别方法专属性强,阴性对照无干扰;含量测定结果表明,2,3,5,4'-四羟基二苯乙烯-2-O-β-D-葡萄糖苷进样量在0.04462~0.4462μg范围内呈良好的线性关系(r=1.000),平均回收率为97.33%(RSD=1.3%,n=6);川续断皂苷Ⅵ进样量在0.6636~6.636μg范围内呈良好的线性关系(r=1.000),平均回收率为100.3%(RSD=2.7%,n=6)。结论:本方法简便、准确,重复性好,可用于乌鳖颗粒的质量控制。
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Key words
HPLC,Lycii Fructus,Dipsaci Radix,Wubie granules,terahydroxystilbene,asperosaponin,Atractylodis Macrocephalae Rhizoma,Polygoni Multiflori Radix Praeparata,TLC,glucoside,qualitation and quantitation
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