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[摘要]
用HPLC法,超声波提取,对中药止痛胶囊中主药白芍中芍药苷含量进行测定。其平均回收率为100.72%,相对标准偏差为1.23%.结果表明:用本法测定该止痛胶囊中芍药苷含量,结果准确、灵敏、方法简便,且有适用性。
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[Abstract]
The determination of paeoniflorin in analgesic Zhitong Capsule by HPLC was reported. The sample was extracted by ultrasonography.Chromatographic conditions:Shimadzu LC-6; column size pack CLC-ODS 150 mm X 6 mm;detection wave length,245;flow rate1 mL/min;mobile Shim-phase-methanol一acetonitril-acetic acid-water(15:7. 5:2:75.5).The average recovery was 100. 72% and RSD1.23%. The method is simple,sensitive and gave satisfactory results.
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