0.01 : r F | @ Duplicates overlap within 2 o Yo / ® 74 ° 7 / 5 $ 0.001 | ° < zZ r L L J 7 — 7 J / —- Yo — 4 1 4 7 L _ / _ /7 L L 0.0001 fo7 / 7 VA 7 Lod LL L /- 7 7 7 7 7 / i 7 _ 7 1 | toy a i 0.0001 | 0.001 4 do 0.01 Aliquot B (pCi/g) Figure A23. Acceptable quality contro! results for duplicate pairs analyzed for 278Pu in marine sediment by Environmental Analysis Laboratory. Broken line represents perfect agreement and is not a fit to the data. Four acceptable pairs involving zero or negative concentrations are not shown. 5}