25
RADIOCHEMICAL ANALYSES
Table 27—Radiostrontium in Land Hermit Crabs (Cenobita sp.) Collected at Rongelap Atoll July
23-24, 1956 (AFL)
SPECIMEN NUMBER
TissvE
IsLaND
TotaL
B actrvity
d/m/g wet
Sra
d/m/g wet
243
434
6,410
633
273
4,100
444
5, 600
3, 900
4242
62422
240049
47414
2446
1310+3
+6
21304230
131045
Liver__....----.-.------.- Kabelle._._....-----.---Muscle_.
Skeleton _Liver...
Muscle.-_..---..-.-2----.Skeleton. ----..--.2-- 22.2.
Muscle...
Skeleton
woeee do.......---....----.--| Rongelap.--...----..----.
CaLcrom
g/g wet
0. 00304
0. 00320
0. 206
0.00718
0.00223
6. 202
0.00919
0. 189
0.177
“SUNSHINE
Units’"
Sra: Sr
62504231
88004:3110
5310419
31102946
491041170
2060+-7
51202382
44401158
3360414
1.6 40.3
0.0
0. 24-0. 02
3.6 +1.6
2.4 +0.75
0. 58-0. 16
0. 7140. 05
0. 32-0. 04
0. 48-40. 14
Table 28—Radiochemical Composition of Residual
Contamination (NRDL)*
ee oe,
a eg
+ +Seefee
Radioactivity as of Counting Date, September 10, 1956
PERCENTAGE oF TOTAL ACTIVITY OBSERVED ©
RADIONUCLIDES
Sr
AITOWT00t. ..------ 2 eee eee eee eee eee
Breadfruit..-...-.--.--------2-2--2---2s eee eee
Coconutfrond. _
Coconut meat...
1.3
*NDA
12
NDA
NDA
1.3
0.5
1.6
3.2
0.8
1.1
2.9
Lagoon water._...-...----.--0--.2------------
0.8
0.9
Sr
Rare
Earths
5.9
6.3
5.0
NDA
3.0
50
80
1.2
4.6
2.4
7.3
74
1.2
37
2.2
5.0
8.6
73
82
4)
4.0
7
NDA
14
2.5
* Values as of 15 Juiy 1955 (16 mos after the nuclear detonation).
from the reported parent values.
* No detectable activity.
*Collections made about Febraury 1, 1955.
0.9
67
49
Zris b
0.5
19
4.2
NDA
Cs
7.8
NDA
6.7
NDA
80
��
1.6
95
4.8
0.6
12
8.4
95
li
a1
0.2
24
23.3
13
20
1.1
NDA
13
9.7
7.0
0.8
NDA
31
Rui b
6.4
0.2
10
20
NDA
4.5
16
96
il
9.2
b Nb® and Rh¢ may be calculated
Ih ap cet cama
MatERIAL