悬浮进样平台石墨炉原子吸收法测定面粉中铍广西柳州市卫生防疫站（５４５００１）黄世芳铍是工业用途广泛而且毒性大的轻金属．为了监测食物含铍情况，我们采用悬浮进样技术［１］，用原子吸收法测定面粉铍，回收率为９６．４％～９８．５％．实验方法：（１）主要仪器和... Determination of Beryllium in Flour by Graphite Furnace Atomic Absorption Spectrometry with Floating Sample Injection Platform Liuzhou Municipal Health and Epidemic Prevention Station, Guangxi (545001) Huang Shi-Fang Beryllium is a light metal with a wide range of industrial uses and high toxicity. In order to monitor the food containing beryllium, we adopt the suspension sampling technology [1], and the atomic absorption spectrophotometry was used to determine the beryllium flour, the recovery rate was 96.4% ~ 98.5%. Experimental methods: (1) the main equipment and ...