原子荧光光谱法测定富硒大米中的有机硒

Determination of organic selenium in Se-enriched rice samplesby atomic fluorescence spectrometry

目的:研究富硒大米中有机硒含量的测定方法。方法:超声萃取—原子荧光光谱法测定有机硒的含量。结果:按实验所建立的方法,发现有高的样品加标回收率和好的测定精密度。结论:应用原子荧光法测定富硒大米中有机硒含量的方法切实可行。

Objective： To research the way of determining organic selenium content in selenium - enriched rice sample by atomic fluorescence spectrometry. Methods： Selenium content was determined by atomic fluorescence spectrometry after ultrasonic extraction. Results： High recovery of sample and good precision were obtained for the established method. Conclusion： The method of determining organic selenium content in seleniumenriched rice sample was achievable by atomic fluorescence spectrometry.