10
TTT TTT
-
TT TTT
TTT
TTT
GT TTY
@ Duplicates overlap within2 o:
© Duplicates fail to overlap within2 o
1.0E-
q
J
O
~-
ao
>
S
a
oO
gf
<
8
2
=
<
0.1--
v.
~y
1
z
:4
one
ft
p
Co
&
4
oO
4
Cr
/ °
0.01
Ea
y/
a
—
|
7
—
/
/
7
7 se
43
5
a
4
7
—
4
7
0.00171
0.001
sp iil
0.01
Let tii l
0.1
bet
pail
1.0
tet
tail
10
bop
100
Aliquot B (pCi/g)
Figure A2. Acceptable quality contro! results for duplicate pairs analyzed for 90Sr in soil
by Environmental Analysis Laboratory. Results depicted are for concentrations between
{ x 10°3 and 10 pCi/g. Broken line represents perfect agreement and is not a fit to the
data.
30