1000 C TT E L TIT TTT TTT] TTT TTT] TIT TTY So : aps 4 Duplicates overlap within 2 o - A Duplicates fail to overlap within 2 0 y a A 100 --— 7 a A La - 2 10 qt ~ ° - = 7 z —f = 4 4 A | 7 yY 4 :4 4 - A J 4 7 4 / - YO 4 4 AA / 1.0T a a LL - / — Z 7 / / Y / 7 3 A/S A - 0.1 7 1] 7 5 ~ 2 Y 7 / Yo fo) 7 7 / 7 / 7 a 7 4 _ 4 -| 4 7 «4 7 _t j Lobb fa 0.1 i i Ld ul 1.0 i 10 l Ltt LE | 100 a, Lo 1000 Aliquot B (pCi/g) Figure A43. Unacceptable quality control results for duplicate pairs analyzed for 241 py in soil by Eberline Instrument Corporation. Broken line represents perfect agreement and is not a fit to the data. shown. Twelve unacceptable pairs involving detections limits are not 71