1
OFFICE
OF
PREVENTION,
PESTICIDES
AND
TOXIC
SUBSTANCES
UNITED
STATES
ENVIRONMENTAL
PROTECTION
AGENCY
WASHINGTON
D.
C.,
20460
MEMORANDUM
Date:
September
22,
2005
SUBJECT:
EFED
RED
Chapter
for
Napropamide
chronic
risk
recalculation
spreadsheet
supporting
documentation
for
mammals
PC
Code
No.
103001;
DP
Barcode
308276
FROM:
Donna
M.
Randall,
Senior
Effects
Scientist,
ERB
II
Environmental
Fate
and
Effects
Division
(
7507C)
Office
of
Pesticide
Programs
THRU:
Tom
Bailey,
Branch
Chief,
ERB
II
Environmental
Fate
and
Effects
Division
(
7507C)
Office
of
Pesticide
Programs
TO:
Demson
Fuller,
Chemical
Review
Manager
Special
Reregistration
Review
Division
(
7508C)
Office
of
Pesticide
Programs
TREX
model
input
and
output
spreadsheets
documenting
risk
quotients
calculated
using
the
30
mg/
kg­
bw/
day
NOAEL
in
place
of
30
mg/
kg­
diet
are
attached.
A
table
of
contents
is
provided
for
ease
of
identification.

Table
of
Contents
Application:
Single
application
per
year
at
1
lb
a.
i./
acre,
broadcast.................................
2
Application:
Two
applications
at
1.33
lb
ai/
acre,
banded
.................................................
6
Application:
Single
application
at
2.0
lbs
ai/
acre,
banded
.............................................
10
Application:
Single
application
at
2
lbs
a.
i./
acre,
broadcast
...........................................
14
Application:
Two
applications
at
3
lbs
ai/
acre,
broadcast..............................................
18
Application:
Single
application
at
4
lbs
ai/
acre,
broadcast
............................................
22
Application:
Two
applications
at
4
lbs
ai/
acre,
broadcast..............................................
26
Application:
Single
application
at
6
lbs
ai/
acre,
broadcast
............................................
30
2
Application:
Single
application
per
year
at
1
lb
a.
i./
acre,
broadcast
3
4
5
6
Application:
Two
applications
at
1.33
lb
ai/
acre,
banded
(
By
this
label
banded
application
is
equated
to
result
in
0.442
lb
ai/
acre)
7
8
9
10
Application:
Single
application
at
2.0
lbs
ai/
acre,
banded
(
By
banding
this
application
is
equated
to
result
in
0.667
lbs
ai/
A)
11
12
13
14
Application:
Single
application
at
2
lbs
a.
i./
acre,
broadcast
(
Single
application
at
6
lbs
ai/
acre
applied
banded
is
equivalent
to
2
lbs
ai/
acre)
15
16
17
18
Application:
Two
applications
at
3
lbs
ai/
acre,
broadcast
19
20
21
22
Application:
Single
application
at
4
lbs
ai/
acre,
broadcast
23
24
25
26
Application:
Two
applications
at
4
lbs
ai/
acre,
broadcast
27
28
29
30
Application:
Single
application
at
6
lbs
ai/
acre,
broadcast
31
32
33
