100 F TTT T TTT TTT TTT TTT TT La. _ +} - cI 0 : © Duplicates overlap within 2 o © Duplicates fail to overlap within 2 o rTTTTH 7 ? »” Oo L Y oy _ ad J 7 a °/ C F 7 ~ a / & S : ne sf eB = < 4 Vv rT C OFT F y y/ 7 7 47 1 / x / ® - ®A” O1E C La q L a 4 / bm —_ 7c n 7 7 / 7 Y 0.01 2 bt 0.01 — ey 4 ° 7 4 ttyl 0.1 at tail 1.0 tt tp taal 10 bo 100 i | Aliquot B (pCi/g) 52 Lam a ee Figure A24 Aceptable quality contro! results for duplicate pairs analyzed for 90Sr in soil by Eberline Instrument Corporation. Broken line represents perfect agreement and is not a fit to the data.