2006•Lishizhen Medicine and Materia Medica ResearchRequires access

Study on Optimum Extraction of Paeonia lactiflora Pall

Xia Chao

Abstract

Objective To study the optimum extraction of Paeonia lactiflora Pall.MethodsReferring to the content of Paeoniflorin,orthogonal design was applied.ResultsThe time of the extraction is the first factor,the content of ethanol and the amount of ethanol are the second,and the extraction times is the last.ConclusionThe optimum extraction is as follows:adding 8 times of 70% ethanol,extracting three times,boiling for 1.5 hours each time.

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Key concepts: Paeonia lactiflora, Paeoniflorin, Extraction (chemistry), Chromatography, Chemistry, Traditional medicine, High-performance liquid chromatography, Medicine