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Abstract:
以10 g/L AlCl3溶液为络合剂,在λex=442 nm,λem=503、505、507 nm下,建立比值-一阶导数荧光分析法测定藤茶中的蛇葡萄素.蛇葡萄素质量浓度在l0.08~151.2μg/mL范围内与比值导数光谱的峰谷差值呈良好的线性关系(r=0.9979),平均回收率为97.35%,(RSD=2.3%,n=9).经配对t检验法分析,与HPLC法的测定结果无显著差异.该法可用于藤茶提取过程中质量控制的检测方法.
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分析试验室
ISSN: 1000-0720
CN: 11-2017/TF
Year: 2009
Issue: 1
Volume: 28
Page: 110-112
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 2
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