Caffeine contents in solution can be measured using UV/vis spectrometer
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送交者: Wood 于 2008-02-19, 10:29:18:
回答: just the "normal" amount - it will taste bitter if too much 由 Enlighten 于 2008-02-19, 10:10:26:
Food Chemistry
Volume 108, Issue 1, 1 May 2008, Pages 310-315
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