Table 23 -MONTHLY RADIOSTRONTIUM LEVELS IN LIQUID MILK FROM NEW YORK CITY
1954
Sampling
1955
Sr),
month
1956
Sr*
pue/g Ca
Sr?”
pue/g Ca
January
0.9 + 0.4
March
April
May
June
0.52 + 0.41
1.1402
0.9 + 0.15
2.4+0,2
3.7 + 0.2
July
August
0.93 + 0.82
0,64 + 0,50
5.24 0.2
2.4 +0.2
September
October
November
December
2.3
1.8
1.7
1.8
3.9
3.5
3.6
3.8
+0,3
+0.4
+ 0.6
+1.5
+
+
+
+
sr®,
uuc/g Ca
1.5 + 0.8
February
1957
1907
uc /g Ca
Sr®4 /gyr%
4.24+0.6
3.19 + 0.36
3.7 + 0.2
4.14 40.12
3.7 + 0.3
3.5 + 0.3
4.2 + 0.4
3.78
3.71
3.98
5.56
1.5
0.2
0.6
0.4
+
+
+
+
0.18
0.73
0.61
0,56
7.4
0.96 + 0.50
3.0 +0.9
4.5 +90.9
6.56 + 0.45
16.5
+1.4
4.63
4.90
5.71
4.73
2.89
15.8
15.8
32.3
12.7
9.8
+2.3
+ 2.9
+5.3
+1.7
+ 3.2
+
+
+
+
+
0.26
0.45
1.14
0.45
0.63
*Extrapolated to the midpoint of the sampling period.
Table 24 —-MONTHLY RADIOSTRONTIUM LEVELS IN POWDERED MILK FROM PERRY, NEW YORK
Sampling
month
1954
1955
1956
Sr*
sr*t
Sr?
uue/g Ca
January
February
March
pyuc/g Ca
upe/g Ca
sr*?/sr® «
1957
sr*?,
1957
pue/g Ca
sr**/sr¥*
2.1
2.2
2.5 + 2.6
0.77 + 0.31
0.75 + 0.31
2.3
2.0
2.0
+0.3
+0.2
+0.3
3.83 + 0.38
4.02 + 0.62
3.00 + 0.06
3.12 + 0.65
3.91 + 0.60
7.2+1.6
4.59 + 0.62
7,0 + 1.5
April
May
0.47 + 0.22
12 +0.7
0.31 + 0.05
1.9 +0.1
2.9
2.8
+0.3
+0.4
June
1.3
2.56
+0.1
3.0
+0.7
+090,.8
1956
4
July
1.5
+#1.3
1.9
+0.2
2.7
+0.7
14
4,74 + 0.25
11.4 + 0.9
August
September
1.2
1.5
+0.5
+ 0.4
2.0
1.5
+0.1
+90.1
3.1
4.9
+ 0.7
+0.6
13
22
4,25 + 0.50
4,30 + 0.94
10.0 + 1.2
22.1+4.7
October
November
December
1.4 +0.5
1.1 + 0.4
0.64 + 0.34
2.8
2.5
3.3
+0.3
+0.3
+0.2
6.4 + 0.4
5.6 40.3
3.16 + 0.30
3.65 + 0.10
4.38 + 0.48
2.64 + 1.03
21.1 45.2
4841.1
8.0 + 4.6
*Extrapolated to the midpoint of the sampling period.
64
2.8