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浸提温度对绿茶茶汤沉淀形成的影响

许勇泉 陈根生 刘平 钟小玉 袁海波 尹军峰

茶叶科学2012,Vol.32Issue(1):17-21,5.
茶叶科学2012,Vol.32Issue(1):17-21,5.

浸提温度对绿茶茶汤沉淀形成的影响

Effect of Extraction Temperature on Tea Sediment Formation in Green Tea Infusion

许勇泉 1陈根生 1刘平 1钟小玉 1袁海波 1尹军峰1

作者信息

  • 1. 国家茶产业工程技术研究中心,农业部茶及饮料植物产品加工与质量控制重点开放实验室,中国农业科学院茶叶研究所,浙江杭州310008
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摘要

Abstract

The effect of different extraction temperature (20~100℃) on the content of main chemical components, reversible and irreversible sediment amount of green tea infusion was investigated. The results showed that, with the increasing of extraction temperature, the solid concentration, content of main chemical components and the amount of reversible and irreversible tea sediment all significantly increased. When the extraction temperature was lower than 40℃, there was only a small amount of tea sediment and irreversible tea sediment formed. When the extraction temperature increased from 50℃ to 90 ℃, the solid concentration increased a little, but the more tea sediment amount increased. If the extraction temperature is lower than 50℃, the formation of tea sediment will be decreased greatly.

关键词

浸提温度/不可逆沉淀/可逆沉淀/绿茶茶汤

Key words

extraction temperature/ irreversible sediment/ reversible sediment/ green tea infusion

分类

轻工纺织

引用本文复制引用

许勇泉,陈根生,刘平,钟小玉,袁海波,尹军峰..浸提温度对绿茶茶汤沉淀形成的影响[J].茶叶科学,2012,32(1):17-21,5.

基金项目

国家基金(31070615)及浙江省茶叶加工工程重点实验室开放课题(2010K1004) (31070615)

茶叶科学

OA北大核心CSCDCSTPCD

1000-369X

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