Quality evaluation of Alpinia oxyphylla based on CRITIC-TOPSIS method
OBJECTIVE To evaluate the quality of Alpinia oxyphylla Miq.based on CRITIC-TOPSIS.METHODS The contents of five quality evaluation indexes,including nootkatone,water-soluble extract,alcohol-soluble extract,moisture and ash were selected.The weight coefficients were analyzed by CRITIC and TOPSIS method.The comprehensive quality evaluation model of A.oxyphylla was established.RESULTS The maximum relative closeness of the comprehensive quality evaluation index of 26 batches of samples was 0.7359,and the minimum was 0.4152.The S7 and S9 samples from Wushi Town,Qiongzhong County,and Hainan Province,ranked first.CONCLUSION Notable differences are observed in the quality of A.oxyphylla.The comprehensive evaluation index indicates that the quality of samples collected in Hainan Province is relatively high.CRITIC-TOPSIS method combined with comprehensive analysis of multi-index components,is suitable for quality evaluation of A.oxyphylla.
Alpinia oxyphylla Miq.NootkatoneExtractMoistureAshCRITICTOPSISComprehensive analysis of multi-index componentsQuality evaluation
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