分子光谱5系列丨“鉴”你所见，食品的光谱“盛宴”（四）“发光”的葡萄——荧光光谱分析技术

不同地区的两种白葡萄酒样品：西西里岛的Pinot Grigio和贝内文托的Falanghina，移取一定量的样品至10mm石英比色皿中（采用吸光度为0.5的样品）。

荧光测量使用FS5荧光光谱仪和SC-05标准样品架进行。FS5配备了用于激发发射光谱的150 W氙灯和EPL-375脉冲激光器以及用于时间分辨光谱分析的单光子计数检测器。

图1：FS5荧光光谱仪

图2：Falanghina和Pinot Grigio葡萄酒样品的激发-发射图

图3：Pinot Grigio葡萄酒的时间分辨发射光谱

爱丁堡仪器分子光谱5系列——FS5荧光光谱仪能够使用二维稳态和时间分辨荧光技术快速识别葡萄酒中的化合物。

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