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Fingerprint Analysis of Wanglaoji Guangdong Herbal Tea Granule by Ultra High Performance Liquid Chromatography
Author(s): 
Pages: 613-617
Year: Issue:  5
Journal: Journal of Instrumental Analysis

Keyword:  超高效液相色谱指纹图谱相似度评价主成分分析广东凉茶颗粒质量控制;
Abstract: 建立了适用于王老吉广东凉茶颗粒质量控制的超高效液相色谱指纹图谱分析方法.样品采用甲醇超声萃取30 min,萃取液用超高效液相色谱法进行指纹图谱分析.色谱柱采用Waters ACQUITY HSS T3 C18 (3.0mm× 150 mm,1.8 μm),以0.5%甲酸-乙腈为流动相进行梯度洗脱,流速为0.8mL/min,柱温35℃.28个共有峰在18 min内得到良好分离,通过对照品对其中4个峰...
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