100 F t F r T { Perre T qT { rerey } Peeve retry T reeeeryeyy 2 3 a 5 7 pe A cS < : O 9 F a 1 4 @ 0.01 oO E Yy / L r [ Yo 0.001 4 & 0.1 E- 0.001 | 1. o& L S 1 q °° We T f ye cLE < rr'y7 / 10 E = T @ Duplicates overlap within 2 0 O Duplicates faii to overlap within 2 o @ T 4 - / —~ 1 ¢ tt 1 ] ceatyl 0.01 j tt iid 1. 0.1 4 pil 1.0 Ltd Littl 10 j Let i i 100 Aliquot B (pCi/g) Figure A35. Acceptable quality control results for duplicate pairs analyzed for 239+240py in soil by Laboratory of Radiation Ecology. Broken line represents perfect agreement and is not a fit to the data. 63