Andrea
V
Malinowski
<
Andrea.
V.
Malinowski
@
USA.
dupont.
com>

01/
06/
2004
04:
31
PM
To:
Mary
Dominiak/
DC/
USEPA/
US@
EPA
cc:
Subject:
Air
Analytical
Method
for
PFOA
in
Airtubes
Mary,

As
agreed
at
the
December
9,
2003
PFOA
ECA
Fluoropolymer
Technical
Workgroup
meeting,
please
find
attached
the
analytical
method
used
by
DuPont
for
measuring
PFOA
in
airtubes.
Specifically,
the
following
documents
are
provided
in
the
attachment:

Validation
of
Analytical
Method
Titled
"
Method
of
Analysis
for
the
Determination
of
Perfluorooctanoic
Acid
(
PFOA)
in
OVS
Airtubes
by
LC/
MS"
(
18
pages)
Attachment
A
­
Method
of
Analysis
for
the
Determination
of
Perfluorooctanoic
Acid
(
PFOA)
in
OVS
Airtubes
by
LC/
MS"
(
20
pages;
pages
stamped
19­
38)
Attachment
B
­
Raw
Data
Package
(
pages
stamped
39­
246)

If
you
have
any
problems
opening
the
document,
please
contact
me
directly.

Regards,

Andrea
Malinowski
Corporate
Counsel
DuPont
Legal
phone:
302­
774­
6443
e­
mail:
Andrea.
V.
Malinowski@
usa.
dupont.
com
(
See
attached
file:
Validation
of
P419.
zip)

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Validation
of
P419.
zip
