25
RADIOCHEMICAL ANALYSES
Table 27—Radiostrontium in Land Hermit Crabs (Cenobita sp.) Collected at Rongelap Atoll July
23-24, 1956 (AFL)
Radioactivity as of Counting Date, September 10, 1956
SPZCMEN NUMBER
TIssvE
TortTaL
@ activity
d/m/g wet
IsLanD
Bre
d/m/e wet
Catcrom
g/g wet
“SUNSHINE
Untirs"’
Sr#;5r
I-40. ee
DO. 2 eee ec cena enue cee
Do. eee eee eee eee
I-00. eee ee
Do... 2.222202 n eee
Do... -eee eee eee noe ee
I-61 .neereeeneee------ eee
Liver____-o eee eee Kabelle_....--.-....-----Muscle... 2. aneneeee--- lune do_.--.-------eneeee--Skeleton. ....-.....2------ [enue do.--..------.--------Liver... 22 eee eee |-oe ee G0.---- nace nen
Muscle... ween eee fee eee do....----- + eae eee ee
Skeleton... ...--...-----.--].-.-- (ee
Muscle. .....-.--.-----...-{.---- do... ...-------- =e
243
434
5,410
633
273
4,100
444
4232
622-22
2400+9
47314
24+6
1310-3
00+6
6.00304
0.00320
0. 206
0.00718
0.00223
0.202
0.00819
6250+231
8890-3110
631019
3110+-046
491041170
29607
1203-382
16 40.3
0.0
0. 24-0. 02
3.6 +1.6
2.4 +0. 76
0. 5840, 16
0. 71-40. 05
Do......222---- 22 e eee
BSkeleton__.....-.-.-......].---. do._._..-.-.--.--------
5,600
2130-4130
0. 188
44404158
0. 3240. 04
I-82 2 nec e ne ce nee eee eee e eee [eee ee a Rongelap-.-....-.......---
3,900
131045
0.177
3360-14
0. 4840.14
Table 28—Radiochemical Composition of Residual
Contamination (NRDL)*
PERCENTAGE oF TOTAL ACTIVITY OBSERVED =
RavDIONUCLIDES
ATTOWroot_.._--_-------- ee
Breadfruit..-........------------------------Coconut frond.__........--.--.-------. ---- ee
Coconut meat._._-.-.--------- eee
Coconut milk.._..-.2--- ee
Grass. ...-...-.----.------------------ eee
Pandanus......- 0-22 eee ene ee ene ee nee ee
Papays.._-.-.-- 222-2 eee ee eee ee
Coral... 22-22-22 nnn eee eee eee eee
oe
Lagoon bottom. __.._.2..-.-------- ae eee nee
Cistern water. _....-2..2.-2-0-0--02.- 2-2 n ene ee
Ground wWater.__..-...-.2..----.2- 2-2 eee
Lagoon water...._...-......--.-.---.2---- eee
1.3
®NDA
1.2
NDA
NDA
1.3
0.5
1,6
3.2
0.8
11
2.9
"
0.8
0.9
Srv
6.9
6.3
6.0
NDA
NDA
46
2.4
7.3
34
2.2
5.0
8.6
2.5
4.0
® Values as of 15 July 1955 (16 mosafter the nuclear detonation).
from the reported parent values.
* No detectable activity.
*Collections made about Febraury 1, 1955.
Rare
Earths
3.0
60
80
1,2
0.9
74
12
37
67
73
82
41
49
7
Zrb
0.5
19
4.2
NDA
NDA
6.4
0.2
31
10
0.1
0.2
24
20
9.7
Rue b
7.8
NDA
6.7
NDA
NDA
4.8
0.6
12
4.5
B.3
13
20
18
7.0
Csi
80
24
16
95
96
8.4
95
ii
11
11
NDA
18
9.2
0.8
b Nband Rhitt may be calculated
1 ar itppein Fe
Sr
ceeee
MATERIAL