Multi-element analysis of vegetal foodstuff by means of low power total reflection X-ray fluorescence (TXRF) spectrometry
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- 作者：Rogerta Dalipia ; Eva Marguí ; b ; eva.margui@udg.edu" class="auth_mail" title="E-mail the corresponding author ; Laura Borgesea ; Laura E. Deperoa
- 关键词：TXRF ; Vegetal foodstuff ; Multi-element analysis ; Suspension
- 刊名：Food Chemistry
- 出版年：2017
- 出版时间：1 March 2017
- 年：2017
- 卷：218
- 期：Complete
- 页码：348-355
- 全文大小：879 K
文摘
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Rapid and simple methodology for multi-elemental analysis of vegetal foodstuffs.
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Sample preparation by suspension in de-ionized water and subsequent TXRF analysis.
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A set of several certified reference materials have been used to test the methodology.
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Accurate and precise results by direct TXRF analysis for elements Mn-Sr.
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Improvement of analytical results for light elements (K and Ca) by external calibration.