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Determination of Conjugated Caffeine in Tea by Low-pH Precipitation Method
SONG Shuang, HUANG Ye-wei, WANG Xuan-jun, YU Hai-shuang, FANG Chong-ye, SHENG Jun, HAO Shu-mei
Journal of Tea Science . 2013, (4): 322 -326 .  DOI: 10.13305/j.cnki.jts.2013.04.005