First separating the ingredient from extraction of licorice with TLC, then measuring quantitatively the content of Glycyrrhetic acid with scan densitometry.
用薄层色谱技术分离甘草提取液中成分后，再用扫描先密度法对甘草次酸进行定量测定。
First separating the ingredient from extraction of licorice with TLC, then measuring quantitatively the content of Glycyrrhetic acid with scan densitometry.
用薄层色谱技术分离甘草提取液中成分后，再用扫描先密度法对甘草次酸进行定量测定。
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