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[Determination of quercetin in changyanning tablets by RP-HPLC]
Abstract:
The quercetin in Changyannning Tablets was determined by reverse phase HPLC on Shim-Pack CLC-ODS column(150 mm x 4.6 mm) with UV detector and methanol-water-phosphoric acid(55:44.6:0.4) as mobile phase (1.0 ml/min). The average recovery relative standard deviation were 99.7% and 1.01% respectively.
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