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采用快速溶剂提取前处理技术与表面增强拉曼光谱(surface-enhanced Raman spectroscopy,SERS)检测技术建立豆芽中6-苄基腺嘌呤(6-benzylaminopurine,6-BA)残留物的快速定量检测方法。以自发豆芽为空白对照,通过对梯度浓度的6-BA插标豆芽提取液进行SERS检测发现,在1 002cm-1处具有明显的6-BA特征拉曼峰,且归一化处理后的特征峰峰强与6-BA浓度呈良好的线性关系,高浓度与低浓度的线性范围分别为0.5~14μg.mL-1与0.1~2μg.mL-1,最低定量检出限为0.02mg.kg-1,回收率为82.3%~95.1%,相对标准偏差小...
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光谱学与光谱分析
Year: 2012
Issue: 05
Volume: 32
Page: 1266-1269
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WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 0