流动注射原子吸收光谱法测定大白口蘑中的微量硒  

Determination of Selenium in Tricholoma Giganteum by Flow Injection-Hydride Generation-Atomic Absorption Spectrometry

作　　者：刘鸿高[1] 王元忠[2] 李涛[3] 沙本才[1] 

机构地区：[1]云南农业大学农学与生物技术学院,云南昆明650201 [2]云南英茂生物技术实验室,云南昆明650212 [3]玉溪师范学院,云南玉溪653100

出　　处：《光谱学与光谱分析》2007年第9期1851-1853,共3页Spectroscopy and Spectral Analysis

基　　金：云南省教育厅基金项目资助

摘　　要：探讨了流动注射氢化物发生-原子吸收光谱法测定微量硒时的最佳条件,建立了大白口蘑（Tricholoma giganteum Massee）中微量硒的流动注射氢化物发生-原子吸收光谱分析方法。本法操作简便、快速,灵敏度高,测定硒的线性范围为0-50μg·L^-1,相对标准偏差小于3%,加标回收率为96%-105%。应用于大白口蘑样品中微量硒的测定,获得满意结果。Various test conditions and effect factors for the determination of selenium by flow injection-hydride generation-atomic absorption spectrometry were discussed and a method for the determination of selenium in tricholoma giganteum has been developed.The linear range for selenium is 0-50 μg·L^-1.The relative standard deviation is less than 3% and the recovery is 96%-105%.This method is simple,rapid and has been applied to the determination of selenium in tricholoma giganteum with satisfactory results.

关 键 词：流动注射氢化物发生-原子吸收光谱法 大白口蘑 硒 

分 类 号：O657.3[理学—分析化学]