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Solid-phase extraction technique for the analysis of biological samples

T R Krishnan1, I Ibraham

  • 1School of Pharmacy, Memorial University of Newfoundland, St John's, Canada.

Journal of Pharmaceutical and Biomedical Analysis
|March 1, 1994
PubMed
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This review covers a decade of solid-phase extraction (SPE) literature, focusing on biological samples. It details SPE methods, column selection, and applications for researchers in analytical chemistry.

Area of Science:

  • Analytical Chemistry
  • Biochemistry
  • Environmental Science

Background:

  • Solid-phase extraction (SPE) is a crucial sample preparation technique.
  • Recent advancements have expanded its utility, particularly for complex matrices.
  • Literature on SPE, especially for biological samples, requires regular synthesis.

Purpose of the Study:

  • To provide a comprehensive review of solid-phase extraction literature from the past 10 years.
  • To highlight the specific challenges and solutions for analyzing biological samples using SPE.
  • To guide researchers in selecting appropriate SPE methods and columns.

Main Methods:

  • Literature review of scientific publications on solid-phase extraction.
  • Categorization of methods based on column types and sample matrices.

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  • Analysis of advantages and applications across various scientific fields.
  • Main Results:

    • Overview of the evolution and current state of SPE technology.
    • Discussion on the selection criteria for SPE columns tailored to biological samples.
    • Compilation of diverse applications of SPE in biological and related fields.

    Conclusions:

    • Solid-phase extraction remains a vital technique for sample preparation, especially for biological matrices.
    • The review provides a valuable resource for optimizing SPE protocols and understanding its applications.
    • Continued research in SPE promises further improvements in analytical efficiency and sensitivity.