-365 10 PT TT dt ri Rule - RHoe co58 . . a = 1- a anninication MEY 7 SIMEV 1" Pm a 57 " T Co rT t2 " +————— RESIN COLUMN ANALYSIS |MEV Ruf ~ RAF a zr -Nb* - ot C GAMMA [ACTIVITY ro vy?! 2.6 % 2.2 % Fe>> 73.5 % Fe°9 15% “ a 9.6 % Co C96? - MEV Zn r 4 15 % Mn°* cot” 106 106 Ru 3. —Rh 4 74% ; 9.2% 18% 7- - ASSENT “ co™ 1.33 | wev : _ «———_ COLLECTED SEPT. 1956 ANALYZED 4 MO LATER: ot IOE E H LAST FALL OUT IN 2 MAY-JUNE 1956 ~ *——COLLECTED JULY 19557 L a LAST FALL OUT IN. MAY 1954 ~ ANALYZED i8 MO. LATER: COLLECTED JUNE 1954 - ‘ANALYZED 31 MO. LATER= oct tL Lt dt ttt tt | I .2 4 6 8 MEV LO LAST FALL OUT IN MAY 1954 .2tsid * Higher background due in part to high energy beta particles penetrating the aluminum shield gp the Nal crystal (Rhn10© beta). Fig ~ . . 11 3.53, 3.1, 2.44 beta; ¥91 1.54 Gamma curves on clam kidneys made 4, 18, and 31 months after the dates of collection. ve PE