ee thet og
eSnee
UNCLASSIFIED
. BIOLOGY AND MEDICINE
pret these data in terms of strontium 90 concentrations in the stratosphere. More ver, there
yet been
a dea Wine Lge ate
are considerable variations in the data fromone sample to another, which have naf
accounted for on meteorological grounds.
Foreign Food Collection
Mitel at a Tae ya,
The results of analysis for strontium and calcium of the food samples from
pine Islands, Turkey, and Libya collected by nutrition teams of the Interdepartmegtal Com-
mittee on Nutrition for National Defense are given in Table 2.
Weight of
Total strontium 90
_ ash of
calcium
‘in disintegrations
' gample.- in sample
per minute _ingrams..ingrams
- per sample
i
Ankara, Turkey ’
- 0.6 to 25
(wheat, wheat products,
oo
beans, miik products)
.
0.07 to
February —March 1957 ©
(legumes, cereals,”
:
vegetables, fruit, meat,
fish, eggs, coconut,
less than 0.4
0.65
-
Philippine Islands
Strdntium units
(micrpmicrocuries =
per
gram of
cium)
~
(Range of yalues)* »
-
April—June 1957
Met
Weight of
Location
_ date
(foodscollected) |
Me
‘Table 2—Summary of Foreign Food Analyses
1 to 5
-to 5.0
.
0.06 to.
0.004 to
0.9
0,06
, less than 0.4
to 0.8
4 to 12
.
rice, evaporated milk).
Do
;
en
.
less than
about 0.10
.
1.0 to 6.5
f
evaporated milk)
*The limits of the ranges of values given do not correspond to the same sample in each cage. .
{ Data inadequate to convert to strontium units. The minimum range of values would
5— 29
strontium units (calcium content assumed-to be 0.10, the maximum value given); if the calicium content
is lower,the range would be higher.
The following values for United States foods may be used for comparison
ith the values
Eetf hagne aime a
.
June —July 1957.
(meat, fish, bread,
vegetables, cereal,
1. Determinations by Dr. J. L. Kulp, Lamont Geological Observatory, Columbia
Univer sity. *
Vegetables average9.4 strontium units, with a range of 1-29 stronti
units '
coast to coast.
Cereals average 13. 5 strontium units, with a range of 4—23 strontiung
MAAN
Milk, liquid and powdered, averaged 6 strontium units in 1957, with a
units.
nge of
3—10 strontium units.
ane
*Taken from the manuscript, “Current Strontium 90 Level in United States, Diet. 43
36
Lbsoieiet -
| AURORESTeTERhar nmADNeedhet
given in Table 2:
eee
'
ov EET ee Spe ee gm Ret EE Si gk le lrel aAine md
Libya