Fluorometric Determination of Minim Selenium in Eucommia Seed with DAN
(1.Center of Disease Control and Prevention of Xiangxi Autonomous Prefecture,Jishou 416000,Hunan China;2.Huaihua Medical College,Huaihua 418000,Hunan China;3.College of Chemistry and Chemical Engineering,Jishou University,Jishou 416000,Hunan China)