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Updated: May 5, 2026

Quantification of Metal Leaching in Immobilized Metal Affinity Chromatography
Published on: January 17, 2020
Determination of trace elements in biological materials by inductively coupled plasma spectroscopy with novel
1Department of Chemistry, GRC Towers, University of Massachusetts, 01003-0035, Amherst, MA.
Abstract:
Although substantial progress has been achieved in inductovely coupled plasma (ICP) spectroscopy, placing it among the principal spectroscopic tools in analytical chemistry research and applications laboratories, some limitations exist especially for the analysis of ultratrace concentration levels in biological materials. The application of chemical and instrumental techniques to increase the concentration levels of analytes is practical, but complicated by the requirements of maintaining the multielement nature of ICP spectroscopy. Two novel chelating resins [poly(dithiocarbamate) and poly(acrylamidoxime)] have been synthesized and applied with ICP spectrometry to enhance the practical sensitivity for ultratrace concentration determinations in biological and other materials. The determination of a number of trace elements in bone, dialysis solutions, serum, and urine is improved using the resin ICP approach. In addition, speciation of inorganic forms of As, Cr, Se, and Te is possible with the poly(dithiocarbamate) resin, and determination of the chemical forms of these elements in urine was performed.
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