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shi ying feng guan yuan zi bo ji - huo yan yuan zi xi shou guang pu fa ce ding hua tan yang pin zhong de qian
Author(s): 
Pages: 50-51
Year: Issue:  2
Journal: XINJIANG YOUSE JINSHU

Keyword:  石英缝管原子捕集灵敏度;
Abstract: 采用石英缝管原子捕集技术,可实现原子高效捕集和瞬间释放,使火焰原子吸收法测定铅的灵敏度比常规FAAS测定铅的灵敏度提高3~4倍,精密度与火焰原子吸收法相同.通过实验,建立了石英缝管原子捕集--火焰原子吸收光谱法测定化探样品中的铅的分析方法,方法的检出限(CL)可达3.82 μg/g,精密度(RSD)可达1.72%,应用于化探样品中铅的测定,效果令人满意.
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