spectral interference

in flame spectroscopy
https://doi.org/10.1351/goldbook.S05816
@I03089@ due to the incomplete isolation of the @R05048@ emitted or absorbed by the analyte from other radiation detected by the instrument. Its occurrence may be established by comparing the measures of the analyte-free blank solution and the solvent blank.
Source:
Orange Book, 2nd ed., p. 169 [Terms]