TABLE £
Gamma-Ray Enitting Pellout Radlosetivily on the Ground at Argonne Netional Laboratory
in mo mh®
Lsotope
May
ZrMuNb®* 180
L957
July”
Ostober
April
Sept.
March April
1959
May
June
_—
July August
195
230
200
«9535
73L
3
37
We
6B
1280-135 UU 92
Cgi3?
35
Ryle
Rut
178
175
180
180
R00
gel!
Mio
«120
ho
6
Ces
2ho
260
27%
250
Totala** 1095
116)
+
1958
duly
170-180 -2LO
130358
980 1043? 756
6oh
332
812 881
230 186
1273 1202
120 84
80
Boo
«329 268
«R213
270
Wi27
450 18330
Loh L81e
13321055 44S i322 hese koe sos
si6o he79
1
#2215
__
oe
Soll collected 40 miles from the Argonne site gave essentially the sama regulte ag the ANL colle, indicating thst
*
2
“
e
+
any contamination from the reactors at Argonne ig of secondary importance in this study,
4 Assuming Zr 959?to ba in equilibrium,
S
‘
.
*
*
:
.
= wotals inelude activity due to both Ze’? and Wo”? , i.@ May 1957 360 me fm from these two isotopes,
.
"3
2