Table 1. Comparison of Instrumental and Wet Chemical Analyses for Plutonium in Field Soils Ge(Li) nCi/g _ #20 6000 OL 1 .08 6.2 #26 8000 02 .08 22 9.5 .99 1.4 Isopleth and Samp. No. (Gross c/m) (As 239 24 0py)* Radiochemistry nCi/g (239 240py Ratio Ge(Li) Ratio FIDLER 60 keV Radiochem. FIDLER Radiochem. (x 10") Isopleth 2 Té Isopleth 6 #40 3500 2.5 #21 100000 14.0 *60 kev 74lam x 10 2.5 ll. 1.2 . 88