Search Results - Lian-xin PENG

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  1. 1
    HPLC Fingerprint – Antioxidant Properties Study of Buckwheat

    HPLC Fingerprint – Antioxidant Properties Study of Buckwheat by Gang ZHAO, Lian-xin PENG, Shu WANG, Yi-bing HU, Liang ZOU

    Published 2012-07-01

    For quality control of buckwheat, fingerprint-efficacy study of buckwheat was carried out in this work. 2,2′-Bipyridyl,2,2-diphenyl-1-picrylhydrazyl radical (DPPH) scavenging activity of the buckwheat was measured using UV spectrometer. Chemical fingerprints of tartary buckwheat from 29 different so...

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    Evaluation of Essential and Toxic Element Concentrations in Buckwheat by Experimental and Chemometric Approaches

    Evaluation of Essential and Toxic Element Concentrations in Buckwheat by Experimental and Chemometric Approaches by Lian-xin PENG, Yan-fei HUANG, Yuan LIU, Zhi-feng ZHANG, Lu-yang LU, Gang ZHAO

    Published 2014-08-01

    The essential and toxic element concentrations in buckwheat were analyzed by inductively coupled plasma optical emission spectrometer (ICP-OES). The concentration data were subjected to common chemometrics analyses, including correlation analysis (CA), principal component analysis (PCA) and hierarch...

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