Development of a novel strategy for the quantification of ultra-trace impurity elements in high-purity magnesium using inductively coupled plasma tandem mass spectrometry

High purity magnesium is not only an important basic raw material for semiconductor and electronics industries, but also a promising new generation of electrochemical energy storage materials and biomedical materials. Impurities in high-purity magnesium affect material properties, which has become t...

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Main Authors: Liang Fu, Guangsheng Huang, Yaobo Hu, Xianhua Chen, Jingfeng Wang, Fusheng Pan
Format: Article
Language:English
Published: KeAi Communications Co., Ltd. 2025-01-01
Series:Journal of Magnesium and Alloys
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Online Access:http://www.sciencedirect.com/science/article/pii/S2213956723001482
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author Liang Fu
Guangsheng Huang
Yaobo Hu
Xianhua Chen
Jingfeng Wang
Fusheng Pan
author_facet Liang Fu
Guangsheng Huang
Yaobo Hu
Xianhua Chen
Jingfeng Wang
Fusheng Pan
author_sort Liang Fu
collection DOAJ
description High purity magnesium is not only an important basic raw material for semiconductor and electronics industries, but also a promising new generation of electrochemical energy storage materials and biomedical materials. Impurities in high-purity magnesium affect material properties, which has become the most critical factor restricting its application. However, accurate analysis of multiple ultra-trace impurity elements in high-purity magnesium is extremely challenging. In this paper, based on the synergistic effect of N2O/H2 reaction gas mixture to eliminate spectral interference of inductively coupled plasma tandem mass spectrometry (ICP-MS/MS), a new strategy for the quantification of 45 ultra-trace impurity elements in high-purity magnesium was proposed. The results indicated that the limits of detection (LOD) were in the range of 0.02–18.5 ng L−1; the LODs of the challenging non-metallic elements Si and S were 18.5 and 12.2 ng L−1, respectively; and the LODs of all the other analytes were less than 10 ng L−1. Even under hot plasma conditions, LODs of alkali metal elements were also less than 5 ng L−1. The spike recovery of each analyte was 93.6%–107%, and the relative standard deviation (RSD) was 3.2%–6.9%, respectively. At a 95% level of confidence, no significant differences were found between the results obtained under the optimal conditions for the analyte with the developed method and the measurement results of SF-ICP-MS. The developed method indicated low LOD, high sample throughput, and complete interference elimination, demonstrating a new avenue for the rapid determination of ultra-trace elements in high-purity magnesium.
format Article
id doaj-art-52d59c56f78c42788bb07b9e14079d2c
institution Kabale University
issn 2213-9567
language English
publishDate 2025-01-01
publisher KeAi Communications Co., Ltd.
record_format Article
series Journal of Magnesium and Alloys
spelling doaj-art-52d59c56f78c42788bb07b9e14079d2c2025-02-06T05:11:36ZengKeAi Communications Co., Ltd.Journal of Magnesium and Alloys2213-95672025-01-01131120129Development of a novel strategy for the quantification of ultra-trace impurity elements in high-purity magnesium using inductively coupled plasma tandem mass spectrometryLiang Fu0Guangsheng Huang1Yaobo Hu2Xianhua Chen3Jingfeng Wang4Fusheng Pan5College of Materials Science and Engineering, Chongqing University, Chongqing 400045, China; National Engineering Research Center for Magnesium Alloys, Chongqing University, Chongqing 400045, China; Corresponding authors.College of Materials Science and Engineering, Chongqing University, Chongqing 400045, China; National Engineering Research Center for Magnesium Alloys, Chongqing University, Chongqing 400045, ChinaCollege of Materials Science and Engineering, Chongqing University, Chongqing 400045, China; National Engineering Research Center for Magnesium Alloys, Chongqing University, Chongqing 400045, ChinaCollege of Materials Science and Engineering, Chongqing University, Chongqing 400045, China; National Engineering Research Center for Magnesium Alloys, Chongqing University, Chongqing 400045, ChinaCollege of Materials Science and Engineering, Chongqing University, Chongqing 400045, China; National Engineering Research Center for Magnesium Alloys, Chongqing University, Chongqing 400045, ChinaCollege of Materials Science and Engineering, Chongqing University, Chongqing 400045, China; National Engineering Research Center for Magnesium Alloys, Chongqing University, Chongqing 400045, China; Corresponding authors.High purity magnesium is not only an important basic raw material for semiconductor and electronics industries, but also a promising new generation of electrochemical energy storage materials and biomedical materials. Impurities in high-purity magnesium affect material properties, which has become the most critical factor restricting its application. However, accurate analysis of multiple ultra-trace impurity elements in high-purity magnesium is extremely challenging. In this paper, based on the synergistic effect of N2O/H2 reaction gas mixture to eliminate spectral interference of inductively coupled plasma tandem mass spectrometry (ICP-MS/MS), a new strategy for the quantification of 45 ultra-trace impurity elements in high-purity magnesium was proposed. The results indicated that the limits of detection (LOD) were in the range of 0.02–18.5 ng L−1; the LODs of the challenging non-metallic elements Si and S were 18.5 and 12.2 ng L−1, respectively; and the LODs of all the other analytes were less than 10 ng L−1. Even under hot plasma conditions, LODs of alkali metal elements were also less than 5 ng L−1. The spike recovery of each analyte was 93.6%–107%, and the relative standard deviation (RSD) was 3.2%–6.9%, respectively. At a 95% level of confidence, no significant differences were found between the results obtained under the optimal conditions for the analyte with the developed method and the measurement results of SF-ICP-MS. The developed method indicated low LOD, high sample throughput, and complete interference elimination, demonstrating a new avenue for the rapid determination of ultra-trace elements in high-purity magnesium.http://www.sciencedirect.com/science/article/pii/S2213956723001482High purity magnesiumImpurity elementsICP-MS/MSN2O/H2Reaction gas mixture
spellingShingle Liang Fu
Guangsheng Huang
Yaobo Hu
Xianhua Chen
Jingfeng Wang
Fusheng Pan
Development of a novel strategy for the quantification of ultra-trace impurity elements in high-purity magnesium using inductively coupled plasma tandem mass spectrometry
Journal of Magnesium and Alloys
High purity magnesium
Impurity elements
ICP-MS/MS
N2O/H2
Reaction gas mixture
title Development of a novel strategy for the quantification of ultra-trace impurity elements in high-purity magnesium using inductively coupled plasma tandem mass spectrometry
title_full Development of a novel strategy for the quantification of ultra-trace impurity elements in high-purity magnesium using inductively coupled plasma tandem mass spectrometry
title_fullStr Development of a novel strategy for the quantification of ultra-trace impurity elements in high-purity magnesium using inductively coupled plasma tandem mass spectrometry
title_full_unstemmed Development of a novel strategy for the quantification of ultra-trace impurity elements in high-purity magnesium using inductively coupled plasma tandem mass spectrometry
title_short Development of a novel strategy for the quantification of ultra-trace impurity elements in high-purity magnesium using inductively coupled plasma tandem mass spectrometry
title_sort development of a novel strategy for the quantification of ultra trace impurity elements in high purity magnesium using inductively coupled plasma tandem mass spectrometry
topic High purity magnesium
Impurity elements
ICP-MS/MS
N2O/H2
Reaction gas mixture
url http://www.sciencedirect.com/science/article/pii/S2213956723001482
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