absorbance matching

in spectrochemical analysis
https://doi.org/10.1351/goldbook.A00029
A procedure where the concentration of a known analyte may be determined by diluting the sample with solvent until the @[email protected] matches the @[email protected] of the analyte in the reference cell. This method is particularly useful if the @[email protected] does not hold.
Source:
PAC, 1988, 60, 1449. (Nomenclature, symbols, units and their usage in spectrochemical analysis - VII. Molecular absorption spectroscopy, ultraviolet and visible (UV/VIS) (Recommendations 1988)) on page 1456 [Terms] [Paper]
Cite as: IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). Online version (2019-) created by S. J. Chalk. ISBN 0-9678550-9-8. https://doi.org/10.1351/goldbook.
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Last revised: February 24, 2014