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FAAS Determination of Trace Elements in Tea Using Suspension Sampling with Ultrasonic Agitation
Author(s): 
Pages: 55-58
Year: Issue:  5
Journal: GUANGDONG TRACE ELEMENTS SCIENCE

Keyword:  超声搅拌悬浮进样火焰原子吸收法茶叶微量元素;
Abstract: 将超声搅拌悬浮液进样技术应用于火焰原子吸收光谱法,测定了茶叶中Fe、Mn、Zn、Ca、Mg的含量.结果表明,加标回收率97.1%~103.2%,RSD为2.1%~5.5%,该法快速、简单、准确.有利于人们了解茶叶中微量元素的含量,合理科学饮茶和开发茶叶保健饮品.
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