matrix

in analysis
https://doi.org/10.1351/goldbook.M03758
The components of the sample other than the analyte.
Source:
PAC, 1989, 61, 1657. (Nomenclature for automated and mechanised analysis (Recommendations 1989)) on page 1660 [Terms] [Paper]
Citation: 'matrix' in IUPAC Compendium of Chemical Terminology, 3rd ed. International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. https://doi.org/10.1351/goldbook.M03758 RIS BibTex EndNote
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Last revised: February 24, 2014