An Effective Oxide Interference Correction on Sc and REE for Routine Analyses of Geological Samples by Inductively Coupled Plasma-Mass Spectrometry

查看全文 作　　者：Wei [1,2,3]Zhao;Keqing [1]Zong;Yongsheng [1]Liu;Zhaochu [1]Hu;Haihong [1]Chen;Ming [1]Li

机构地区：[1]State Key L aboratory of Geological Processes and Mineral Resources,China University of Geosciences,Wuhan 430074,China;[2]State Key Laboratory of Desert and Oasis Ecology,Xinjiang Institute of Ecology and Geography,Chinese Academy of Sciences,Urumqi 830011,China;[3]Xinjiang Research Center for Mineral Resources,Xinjiang Institute of Ecology and Geography,Chinese Academy of Sciences,Urumqi 830011,China

出　　处：《Journal of Earth Science》索引2019年第30卷第6期,共9页

基　　金：supported by the National Natural Science Foundation of China (Nos. 41473031,41530211);the MOST Special Fund from the State Key Laboratory of Geological Processes and Mineral Resources,China University of Geosciences,Wuhan (No. MSFGPMR01) 摘　　要：Oxide interference correction plays a vital role in the accurate determination of trace element compositions of geological samples by inductively coupled plasma-mass spectrometry(ICP-MS).In this study,we found that the oxide production is mainly controlled by the gas flow of the ICP-MS and a constant oxide correction factor(OCF)can be measured during a routine analysis.Thus,we can obtain the oxide production by just investigating the gas flow for a fixed ICP-MS system with monitoring of OCF.Si,Ba and LREE oxide interferences on the Sc,Eu and Gd of four geological standard samples GSP-2,JP-1,GBW03112 and GBW03113 were corrected by such method and the results were in good agreement with the recommended values.Therefore,the present study provides a simple and fast correction method for the oxide interferences of the geological samples during the routine analyses.Furthermore,a Microsoft Excel spreadsheet template integrating the correction equations was developed in an in-house software(ICPMSData Cal)for effective calibration. 关键词：OXIDE interference ICP-MS SC REE GEOLOGICAL SAMPLES

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An Effective Oxide Interference Correction on Sc and REE for Routine Analyses of Geological Samples by Inductively Coupled Plasma-Mass Spectrometry

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引证文献(6)

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