基于便携式近红外光谱仪的牛大力一致性评价及定量方法

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【中图分类号】R284.1 【文献标志码】A 【文章编号】1007-8517（2026）05-0030-06

Abstract：ObjectiveToestablishthefingerprintofMiletiaspeciosaChampandestablisharapidandaccuratemethodforhedeterminatioof isantioxidantactivity.MethodsBasedotheprtableearinfraredspectrometer，teconsistencyevaluationmodelfor MilttiaspeciosaChampwasestablishedbyOMCsoftware.Thepartialleastsquares（PLS）quantitativeodelofantoxidantactivity of DPPHandABTSfreeradicalin Miletia speciosaChampwasestablishedbyTQAnalyst8.3software.Results Thefingeprintcharacteristicsof4OatcsofMiletispeciosChampweesimilar，andhesimilarityvalueswereallgreaterthanO.97.Teeation coefficient （ Rp ）ofPLS quantitative model for antioxidantactivity IC 50 ofDPPH and ABTS free radicalwere O. 7839 and O.8876，respectively，andtherot meansquareeror（RMSEP）ofpredictionwas0.176andO.109，respectively.Conclusion Theportable near-infraredspectroscopytechnologywasusedasthecoretechnologysupport，andarapidevaluationmethodofMiletispeciosa Champwas established.Onthebasisofnondestructivetesting，themodelcanrealizerapidandacuratepredictionoftargetindicators，which provides an important reference for the quality control of Millttia speciosa Champ.

KeyWords：Near Infrared Spectroscopy；Miletiaspeciosa Champ；AntioxidantActivity；Consistency Evaluation；Quantitative Approach

牛大力（Millettia speciosaChamp.）是豆科植物美丽崖豆藤的干燥根1，作为我国历史悠久的传统药食两用资源，自古以来便凭借其显著且广泛的药用价值与食疗功效广受青睐。（剩余6614字）