Sensitive determination of osmium in natural waters by inductively coupled plasma mass spectrometry after photochemical vapor generation

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• 作者：Ying Gao^a ; ^b ; ^{ying.gaoy@gmail.com} ; Shuzhen Li^c ; Hongyan He^a ; Tonglin Li^a ; Ting Yu^c ; Rui Liu^b ; ^c ; Shijun Ni^a ; Zeming Shi^a ; ^{szm129@sina.com}
• 关键词：Osmium ; Memory effect ; Photo chemical vapor generation ; Inductively coupled plasma-mass spectrometry
• 刊名：Microchemical Journal
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：130
• 期：Complete
• 页码：281-286
• 全文大小：587 K
• 卷排序：130

文摘

A highly sensitive and simple method is established for osmium determination in natural waters. The memory effect was successfully eliminated by using ammonium hydroxide solution elution. Proposed method provides a 25-fold enhancement in sensitivity.