Document g2myVRj2yXR7N15RQYYxKGwDe
WASHINGTON WORKS TEFLON POLYMERS BUSINESS TEAM
cc: R. -3. Zipfel
AR226-2389
September 20, 1985
TO: FROM:
J. E. CRUM
M.
KRUEMPELMAN ,,-
y\.A -h
ANALYSIS OF RIVER WATER FOR C-8
REF. 1: REF. 2:
Letter,
"C-8 in
Latter, Vilone,
J. F.
Mater
Doughty to S. R. Laas, and Mud", dated 10/15/84
M. Kruempelman to "C-8 in Mater and
S. R. Mud",
Laas/M. J. dated 7/16/85
In the analysis of the initial water samples (Ref. 1)
interferences
were detected In July (Ref.
in 2)
the three
GC scans in the water samples
region where were sent to
the
C-8 elutes. Experimental
Station
to
determine
if
the
cause
of
the
interferents
The
was in the sample analysis of these
container and/or
samples has been
the depth sampler. completed. Of these
samples
only the sample from the depth
in the area where C-8 elutes.
sampler showed a small interference While there was an interference in
the area of
significant
C-8, it
number
did not solve the problem of organic contaminants in
that there are a the river water that
interfere with the C-8 analysis.
The
question
arises as to what we should do The Experimental Station could
next
test
with the
the
river river
water water
samples. samples they
have
for
C-8. I question the between sampling
validity
and
of
doing this considering the analysis (now 11 months).
time lapse
If appropriate,
additional
samples
could be obtained and sent to the station for analysis.
another
Before we decide to take problem. At present, the
fresh samples we must consider Experimental Station has a
method
for determining C-8 C-8 is extremely
in drinking water. Analyzing river
difficult considering the large number
water for of organic impurities present.
The Experimental Station does not
The
have a method for determining
Station has indicated that it
C-8 in river water, or in mud. will take a considerable period
of
tailmpenea. nd Amdodnietyiontoal dteivmeelopwiall mbeethordeqtuoireddetefromr indeevCe-l8opiinng riavemretwhoadter ^
fo'r C-8 in mud.
S
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