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A reversed-phase high-performance liquid chromatography diode array detector (HPLC-DAD) method was developed for the separation of triterpene acids and their determination in crude extracts of Potentilla species. Symmetry octadecylsilyl silica (ODS) column with acetonitrile and water with phosphoric acid (pH = 2.5) as the mobile phase was used in the described HPLC system. The column temperature was...
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