【摘要】 针对溶剂法提取茶叶中咖啡因所存在的不足 ,探讨了用溶剂法从茶叶中提取咖啡因的实验改进 .改进后的方法不但节约了试剂用量 ,实验时间缩短了 2 h,同时也提高了 16 %的产品收率 .更多还原

【Abstract】 An improved method for extraction of caffeine from tea was introduced.By using the new method,the amount of extraction reagent was saved,the work time was shortened for 2 h and the yield of caffeine was also increased by about 16 %.更多还原