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distinctions between these terms:
Specificity: A procedure to measure quantitatively a physicochemical parameter or functional group of one or more analytes in the sample matrix.
Selectivity: A procedure to detect qualitatively the analyte in the presence of components that may be expected to be present in the sample matrix.
Put another way, specificity is the ability of a non-separative method to distinguish between different compounds (e.g. in a titrimetric method this might be based upon the presence or absence of titratable functional groups or in a UV method the differences in the UV spectra of the various compounds in a mixture) and selectivity is the ability of a separative method to resolve different compounds.
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2Â¥: Originally posted by ray2317 at 2016-01-13 12:04:21
distinctions between these terms:
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