WANG Jin-xiang. Study on HPLC-Fingerprint of Polygonum chinense L.[J]. Chinese journal of experimental traditional medical formulae, 2011, 17(15): 96-98.
WANG Jin-xiang. Study on HPLC-Fingerprint of Polygonum chinense L.[J]. Chinese journal of experimental traditional medical formulae, 2011, 17(15): 96-98. DOI: 10.13422/j.cnki.syfjx.2011.15.039.
Study on HPLC-Fingerprint of Polygonum chinense L.
Objective:To establish the HPLC fingerprint analysis methods for Polygonum chinense L and to provide the reference for quality evaluation of Polygonum chinense L.Method:Chromatographic separation was performed on a Platisil ODS C18 column(4.6 mm×250 mn
5 μm) with acetonitrile-0.05% phosphoric acid as a mobile phase in gradient elution for 60min.The flow rate was 1.0 mL·min-1
detected at wavelength of 360 nm.Result:Seventeen chromatographic peaks were determined for characteristic peak constituted a HPLC fingerprint of P.chinense Similarity evaluation results showed that all P.chinense were above 0.90 in similarity.Conclusion:The method is accurate and reliable;the fingerprints can be used for P.chinense quality control.
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