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X-ray fluorescent spectra, with selected peaks identified, acquired over the range 0 to 14 keV using a Niton XL3t GOLDD+ for (a) an antifouling paint fragment and (b) a pigmented, beached plastic. Elemental concentrations, where quantified, are annotated in mg kg−1 along with the percentage balance (comprising of light elements not detected by the instrument). (Author's unpublished data.)
