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ANALYTICAL PROGRAM — 1975 BIKINIRADIOLOGICAL SURYEY
Abstract
Tne analytical program for
control programs,
reproducibility
samples of soil, vegetation, and
of measurements, and comparisons
animal tissue collected during the
of gamma spectrometry with wet
;
;
.
. 24)
June 1975 field survey of Bikini
and Eneu islands is described.
chemistry determinations of
Wet chemistry results are used to
The
phases of this program are discussed
examine differences in Pu:Am
in chronological order:
ratios and Pu-isotope ratios as
processing of samples,
trometry,
Am.
initial
a function of the type of sample
gamma spec-
and wet chemistry.
and
Included are discussions of quality
the location where samples were
collected.
Introduction
document in the preparation of this
In June 1975 a field survey was
conducted on the islands of Bikini
report.
and Eneu within the Bikini Atoll.
submitted for analysis is presented
During this survey, several hundred
in Table l.
samples were collected to assess
<A listing of the samples
More than 950 samples were
|
the radiological status of the islands
collected from Bikini and Eneu
and their suitability for reinhabi-
Islands during field operations.
tation by the Bikini people.
All samples were processed prior to
Instrumental to the radiological
selection for gamma spectrometry
assessment was a thorough and com-
and/or wet chemistry.
prehensive program for the analysis
samples processed, 624 were counted
of collected samples.
by gamma spectrometry at LLL on the
Since many
Of the total
facets of the Bikini program were
Ge(Li)
similar to those employed for
Biomedical and Radiochemistry
Enewetak, we used the excellent
Divisions.
discussion of the Enewetak analytical
were performed by the McClellan
program by Hoff et alsas a source
Central Laboratory (MCL) on 588 of
J.
R. W.
Hoff,
J.
W.
Meadows,
H.
D.
Wilson,
A.
detector systems of
L.
the
Wet-chemistry analyses
Prindle,
R.
Gunnink,
and
K. 0. Hamby, "Analytical Program," Enewetak Radtologtecal Survey, U.S.
Atomic Energy Commission,
426-485,
October 1973.
Nevada Operations Office,
NVO-140,
Vol.
1,