XRFS Determination of Chlorine etc Multi-Elements in Sea Sediments with Sample Preparation by Fusion
摘 要
应用X射线荧光光谱法测定了海洋沉积物中12种元素(即硫、铝、铁、钙、钾、磷、钛、锰、氯、硅、钠及镁)。样品预先在120 ℃烘8 h后,称取0.500 0 g与5.000 g混合熔剂(四硼酸锂67 g与偏硼酸锂33 g混合)置于铂-金坩埚中混匀后,先在600 ℃预氧化200 s,使还原性物质充分氧化,随即升温至1 000 ℃熔融9 min。熔融物自动在坩埚内成型为样品,自动脱出后即可用于X射线荧光光谱法测定。用理论α系数法校正基体效应及元素间谱线重叠干扰。应用此方法分析了2个深海沉积物标准物质,所测得12种组分的结果与标准值一致。
Abstract
XRFS was applied to the determination of 12 elements in sea sediments (including S, Al, Fe, Ca, K, P, Ti, Mn, Cl, Si, Na and Mg) with preparation of sample piece by fusion with mixed flux of Li2B4O7 and LiBO2 (67+33). A portion (0.500 0 g) of sample after dried at 120 ℃ for 8 h was mixed with 5.000 g of the flux in a Pt-Au crucible, pre-oxidized at 600 ℃ for 200 s and then fused at 1 000 ℃ for 9 min. The melt in the crucible was cooled and a disc-shaped sample piece was formed which after demoulding was used for XRFS determination of the elements. Matrix effect and interferences due to overlapping of spectral lines of co-existing elements were elininated by applying the theoratical α coefficient method. Two CRM′s of sea sediments were analyzed by the proposed method, giving results of 12 components in consistency with the certified values.
中图分类号 O657.34
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收稿日期 2011/5/12
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备注李小莉(1974-),女,河北廊坊人,高级工程师,主要研究方向为X射线荧光光谱分析方法的研究。
引用该论文: LI Xiao-li,CHEN Xi,GE Jiang-hong,WU Yan-tao,XIAN Xiao-lin,HAN Wei. XRFS Determination of Chlorine etc Multi-Elements in Sea Sediments with Sample Preparation by Fusion[J]. Physical Testing and Chemical Analysis part B:Chemical Analysis, 2011, 47(12): 1420~1423
李小莉,陈曦,葛江洪,吴彦涛,冼啸林,韩伟. 熔融制样-X射线荧光光谱法测定海洋沉积物中氯等元素[J]. 理化检验-化学分册, 2011, 47(12): 1420~1423
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参考文献
【1】李国会,马光祖,吉昂.X射线荧光光谱法分析中不同价态硫对测定硫的影响及地质样品中全硫的测定[J].岩矿测试, 1994,13(4):264-268.
【2】肖德明,武朝晖.地质样品中砷、镓、钴、镍、溴、氯、硫和氟的X射线荧光光谱法测定[J].铀矿地质, 1990,6(5):312-317.
【3】袁家义,白雪冰,王卿,等.X射线荧光光谱法测定地质样品中氯和硫[J].岩矿测试, 2004,23(3):225-227.
【4】李国会,卜维,樊守忠.X射线荧光光谱法测定硅酸盐中硫等20个主次痕量元素[J].光谱学与光谱分析, 1994,14(1):105-110.
【5】李国会,樊守忠,曹群仙,等.X射线荧光光谱法直接测定碳酸盐岩石中主次痕量元素[J].岩矿测试, 1997,16(1):45-50.
【6】詹秀春,陈永君,郑妙子,等.地质样品中痕量氯溴和硫的X射线荧光光谱法测定[J].岩矿测试, 2002,21(1):12-18.
【7】梁述延,刘玉纯,胡浩.X射线荧光光谱法同时测定土壤样品中碳氮等多种元素[J].岩矿测试, 2004,23(2):102-108.
【8】LEE R F, MCCONCHIE D R. Comprehensive major and trace elements analysis of geological material by X-ray spectrometry[J]. X-Ray Spectrometry, 1982,11(2):11-63.
【9】KIKKERT J. Proctical geochemical analysis of sample of variable compoent using X-ray fluorescence spectrometry[J]. Spectrchimica Acta, 1983,33B(56):802-809.
【2】肖德明,武朝晖.地质样品中砷、镓、钴、镍、溴、氯、硫和氟的X射线荧光光谱法测定[J].铀矿地质, 1990,6(5):312-317.
【3】袁家义,白雪冰,王卿,等.X射线荧光光谱法测定地质样品中氯和硫[J].岩矿测试, 2004,23(3):225-227.
【4】李国会,卜维,樊守忠.X射线荧光光谱法测定硅酸盐中硫等20个主次痕量元素[J].光谱学与光谱分析, 1994,14(1):105-110.
【5】李国会,樊守忠,曹群仙,等.X射线荧光光谱法直接测定碳酸盐岩石中主次痕量元素[J].岩矿测试, 1997,16(1):45-50.
【6】詹秀春,陈永君,郑妙子,等.地质样品中痕量氯溴和硫的X射线荧光光谱法测定[J].岩矿测试, 2002,21(1):12-18.
【7】梁述延,刘玉纯,胡浩.X射线荧光光谱法同时测定土壤样品中碳氮等多种元素[J].岩矿测试, 2004,23(2):102-108.
【8】LEE R F, MCCONCHIE D R. Comprehensive major and trace elements analysis of geological material by X-ray spectrometry[J]. X-Ray Spectrometry, 1982,11(2):11-63.
【9】KIKKERT J. Proctical geochemical analysis of sample of variable compoent using X-ray fluorescence spectrometry[J]. Spectrchimica Acta, 1983,33B(56):802-809.
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