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Journal Title Abbrev.
J. Elem.
ISSN – 1644-2296
DOI: 10.5601

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Determination of 13 toxic and physiological elements in herbs originating from China by ICP MS

Issue: 4/2020

Recevied: Apr 21, 2020

Accepted: Jul 18, 2020

Published: October 11, 2020

Authors:

Koko E., Sajnóg A., Barałkiewicz D.

Categories: Food science

DOI: 10.5601/jelem.2020.25.3.2014

Abstract:

The aim of the study was to develop an analytical procedure for determining 13 elements in 40 herbs and mixtures of herbs of Chinese origin by the ICPMS method after acidic digestion of samples. The correctness of the analytical procedure was verified by estimating the validation parameters. The traceability of a measurement result was established by the certified reference materials: Mixed Polish Herbs (INCT-MPH-2) Apple Leaves (1515 NIST) and Spinach Leaves (1570a NIST). Appropriate optimization has determined the sensitivity of determinations, precision, detection limits. The limits of detection were in the range 0.015–15 mg kg-1 for Co and Mg respectively, the precision was in the range 1% – 48% for Ba and Se, respectively, and the recoveries were in the range 69% – 101% for Ni and Mn, respectively. The determined content (in mg kg-1) of elements in all samples was in the ranges: Mg (288–5755), V (

Citation:

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Koko E., Sajnóg A., Barałkiewicz D. 2020. Determination of 13 toxic and physiological elements in herbs originating from China by ICP MS.  J. Elem., 25(4): 1349-1362. DOI: 10.5601/jelem.2020.25.3.2014

Keywords:

herbs, Chinese plants, toxic elements, metrology, ICPMS, procedure development, validation, PCA

About issue:

25.4.2020
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