PBT
Profiler
Online
Model
The
PBT
Profiler
is
an
online
screening
model
and
does
not
exist
in
a
stand­
alone
format.

Because
the
model
can
only
be
accessed
on
the
Internet,
a
copy
of
the
model
can
not
be
provided
in
this
docket.
During
the
developmental
stages,
beta
test,
and
peer
review
the
model
is
on
a
password
protected
site
to
control
access
to
the
model.

–
The
URL
(universal
resource
locator)
of
the
model
during
the
Peer
Review
period
is:
http://
esc.
syrres.
com/
pbtd
.

–
The
User
Name
assigned
to
Peer
Reviewers
is
"ppr"
and
the
Password
is
"tbp2!!"

0002
PBT
Profiler
Screen
Shots
May
2001.
ppt
#1:
Opening
Screen
#2:
Second
Screen,
accessed
by
clicking
on
the
Opening
Screen's
"Start
the
PBT
Profiler"
Button
#3:
Data
Entry
Screen,
accessed
by
clicking
on
the
Second
Screen's
"Start
the
PBT
Profiler"
Button
#4:
Screen
displaying
retrieved
chemical
structure
for
CAS
RN
entered,
indicating
the
structure
is
in
the
accompanying
database.
Now
the
model
is
ready
to
run.
#5:
Results
for
the
chemical
screened.
