【摘要】 本文采用AFS-920型原子荧光光度计进行饮用水中砷和汞的同时测定,选择了最佳的仪器条件,进行了样品处理方法及酸度、干扰离子的研究,做了方法的检出限、线性范围、精密度、加标回收率等方法学的研究。结果表明:本方法准确性好,操作简便,灵敏度高,便于推广,适用于饮用水的砷、汞同测。更多还原

【Abstract】 AFS-920 atomic fluorescence photometer was used for determination of As and Hg in drinking water at the same time.The best condition of the instrument, sample handle methods, acidity,interfering,detectable limit, linear range, precision ,rate of recovery and so on were selected and researched.The results showed that this method has the following merits of good accuracy, high sensitivity, easy to operate and popularize.It can determine the As and Hg in drinking water at the same time.更多还原