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© Duplicates fail to overlap within 2 o
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ost!©
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1.0
Aliquot B (pCi/g)
Figure All. Acceptable quality contro! results for duplicate pairs analyzed for 241 Am in
soil by Environmental Analysis Laboratory. Results depicted are for concentrations
between | x 10> and | pCi/g. Broken line represents perfect agreement and is not a fit
to the data. Five pairs (four acceptable) involving zero or negative concentrations are not
shown.
39