摘要
采用火焰原子吸收分光光度法连续测定了蒙古炒米中铁、铜、锌、钙、镁和锰6种微量元素的含量。用浓硝酸和过氧化氢微波消解样品,采用标准曲线法测定。结果表明,炒米中含有丰富的人体所必需微量元素。回收率在99.56%~103.50%之间,相对标准偏差(RSD)小于3.21%,结果令人满意。
The contents of trace elements Fe, Cu,Zn,Ca,Mn,Mg in horisenbada were studied by atomic absorption spectrometry. The FAAS results indicated that horisenbada contents abundance of trace elements, which necessary to human body.The recovery is between 99.56 % and 103.50 %, the relative standard deviation is between 3.21% (n=6). The result is accurate and reliable.
出处
《食品研究与开发》
CAS
北大核心
2009年第3期117-119,共3页
Food Research and Development
基金
国家自然科学基金项目(30760299)
内蒙古民族大学科学研究项目(MDX2007039)
关键词
蒙古炒米
FAAS
微波
微量元素
Horisenbada
FAAS(Flame Atomic Absorption Spectrometry)
microwave
trace element