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The Simultaneous Measurement on Commutative Ca、Mg、K and Na in the Soil by ICP-AES
Author(s): 
Pages: 486-488
Year: Issue:  4
Journal: RESOURCES ENVIRONMENT & ENGINEERING

Keyword:  ICP-AES交换性钙、镁、钾、钠土壤;
Abstract: 提出用1 mol/L乙酸铵溶液提取,浸出液蒸干后用HNO3挥氨,在盐酸介质中同时测定土壤中交换性钙、镁、钾、钠的分析方法,提高了分析速度.本方法检出限:Ca0.52 μg/g,Mg0.49 μg/g,K0.57μg/g,Na0.51 μg/g.用标准物质验证,结果与推荐值相吻合.
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