【摘要】 本文针对九种元素初步探索了缝管捕集原子吸收的各种参数影响,给出缝管捕集法与常规火焰法的灵敏度、精密度对比结果。并进行了单缝管、双缝管及微量进样的比较实验。该法用于测定自来水和啤酒样品中的Cd、Cu、Pb、Zn,取得结果较为满意。更多还原

【Abstract】 A comparison of various slotted quartz tubes in structure and property has been studied. Theimprovements of sensitivity and precision are achieved with the slotted tube. The analyses Cd,Cu, Pb and Zn from tap Water and beer have been determined.更多还原