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中国精品科技期刊2020
刘佳欣, 文震, 涂志红, 何静, 王春梅. 三维荧光光谱法测定红酒中白藜芦醇的含量[J]. 食品工业科技, 2013, (02): 72-74. DOI: 10.13386/j.issn1002-0306.2013.02.003
引用本文: 刘佳欣, 文震, 涂志红, 何静, 王春梅. 三维荧光光谱法测定红酒中白藜芦醇的含量[J]. 食品工业科技, 2013, (02): 72-74. DOI: 10.13386/j.issn1002-0306.2013.02.003
Determination of resveratrol in red wine by three-dimensional fluorescence spectrometry[J]. Science and Technology of Food Industry, 2013, (02): 72-74. DOI: 10.13386/j.issn1002-0306.2013.02.003
Citation: Determination of resveratrol in red wine by three-dimensional fluorescence spectrometry[J]. Science and Technology of Food Industry, 2013, (02): 72-74. DOI: 10.13386/j.issn1002-0306.2013.02.003

三维荧光光谱法测定红酒中白藜芦醇的含量

Determination of resveratrol in red wine by three-dimensional fluorescence spectrometry

  • 摘要: 目的:为了对红酒中白藜芦醇含量进行快速检测,建立了一种三维荧光光谱分析红酒中白藜芦醇的新方法。方法:通过获取白藜芦醇较为完整的荧光光谱信息,确定了白藜芦醇荧光发射特征峰的位置,其激发波长和发射波长分别是290、380nm。结果:白藜芦醇荧光强度与浓度在0~2.0mg/L的范围内呈良好的线性关系,检出限为2.57×10-6mg/L,加标回收率为95.18%100.76%之间。结论:所建方法不需要对红酒进行复杂的前处理,简单快速,精密度高,准确度好,适合各类型红酒中白藜芦醇的快速测定与质量控制。 

     

    Abstract: For the rapid detection of the resveratrol in red wine, a new method was developed to determine the resveratrol in red wine by three-dimensional fluorescence spectrometry. The relatively complete fluorescence spectrum information of resveratrol was obtained, and character peaks of resveratrol in the luminescence spectrum were indentified. The excitation and emission wavelength was 290 and 380nm, respectively. The good linear relationship between the fluorescence intensity and the concentration of resveratrol was over the range was 02.0mg/L. The detection limitation was 2.57×10 -6 mg/L, recovery rates were 95.18%100.76%. As a simple, rapid and sensitive analysis method, it was suitable for the rapid determination and quality control of resveratrol in the red wines without the complex pretreatment.

     

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