不同地域高度的凤凰茶中咖啡因含量的测定

摘要

采用紫外分光光度法研究如何制得品质较好的茶叶,通过在波长为λ=276.5nm下,测定不同地域高度、不同制作条件的凤凰茶的咖啡因含量和一壶茶叶的最佳冲泡次数,以及与其他茶叶咖啡因含量的对比关系.探究如何培育口感更佳的凤凰茶品种,可以更好的推广“潮州特色功夫茶”,发杨潮州文化,促进潮州经济的发展.%he ultraviolet spectrophotometry to study how the better quality tea, through in the wavelength for λ=276.5nm, determination of different height, different production conditions of the phoenix tea caffeine content and a pot of tea brewing the best of times, and other tea with the relation of caffeine content. Explore how to cultivate taste better phoenix tea varieties, can better promotion "chaozhou characteristic tea", carry forward the chaozhou culture, and promote the economic development of chaozhou.