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Determination of Theanine in Tea by High Performance Liquid Chromatography-Atmospheric Pressure Chemical Ionization Mass Spectrometry
WANG Hong, KANG Hai-ning, CHEN Jun-hui, ZHAO Heng-qiang, WANG Xiao-ru, Frank Sen-Chun Lee
Journal of Tea Science . 2009, (1): 20 -26 .  DOI: 10.13305/j.cnki.jts.2009.1.004