Parameter
2000
Benchmark
in
the
MSGP
(
mg/
L)

50%
Proposed
2005
Benchmark
in
the
MSGP
(
mg/
L)

Method
Detection
Limit
(
mg/
L)
Quantification
Level
Cost
Effective
Cost
Detection
at
50%

number
Detection
for
2005
proposed
benchmark
Cadmium
0.0159
0.008
0.0021
213.1
(
AA,
flame)
0.005
0.0159
$
20
Yes
No
213.2
(
AA,
furnace)
0.0001
0.0003
$
20
Yes
Yes
200.7
(
ICP)
0.004
0.0127
$
10
Yes
No
200.8
(
ICP)
Final
December
2005
0.0005
0.0016
$
12
Yes
Yes
3500­
Cd
D*
1
(
Colorimetric)
0.0005
0.0016
N/
A
Yes
Yes
Cyanide
0.0636
0.032
0.022
4500­
CN
D*
1
(
Titrimetric)
1
3.18
N/
A
No
No
335.2
(
Spectrophometric)
0.02
0.0636
N/
A
Yes
Yes
335.3
(
Color.,
Auto)
0.005
0.0159
N/
A
Yes
Yes
C
opper
0.0636
0.032
0.014
220.1
(
AA,
flame)
0.02
0.0636
$
20
Yes
No
220.2
(
AA,
furnace)
0.001
0.0032
$
20
Yes
Yes
200.7
(
ICP)
0.006
0.0191
$
10
Yes
Yes
200.8
(
ICP)
Final
December
2005
9E­
05
0.0003
$
12
Yes
Yes
3500­
Cu
B*
1
(
Colorimetric)
0.003
0.0095
N/
A
Yes
Yes
3500­
Cu
C*
1
(
Colorimetric)
0.02
0.0636
N/
A
Yes
No
D4190­
94*
4
(
DCP)
NA
N/
A
N/
A
NA
NA
Nickel
1.417
0.71
0.47
249.2
(
AA,
furnace)
0.001
0.0032
$
20
Yes
Yes
200.7
(
ICP)
0.015
0.0477
$
10
Yes
Yes
200.8
(
ICP)
Final
December
2005
0.006
0.0191
$
12
Yes
Yes
3500­
Ni
D*
1
(
Colorimetric)
NA
NA
N/
A
NA
NA
D4190­
94*
4
(
DCP)
NA
NA
N/
A
NA
NA
Selenium
0.2385
0.119
0.005
270.2
(
AA,
furnace)
0.002
0.0064
$
20
Yes
Yes
270.7
(
ICP)
0.075
0.2385
$
10
Yes
No
200.8
(
ICP)
Final
December
2005
0.0021
0.0067
$
12
Yes
Yes
3114B*
1
(
AA,
gaseous
hydride)
0.002
0.0064
N/
A
Yes
Yes
Silver
0.0318
0.016
0.0038
272.1
(
AA,
flame)
0.01
0.0318
$
20
Yes
No
272.2
(
AA,
furnace)
0.0002
0.0006
$
20
Yes
Yes
200.7
(
ICP)
0.007
0.0223
$
10
Yes
No
200.8
(
ICP)
Final
December
2005
0.0001
0.0003
$
12
Yes
Yes
­­­­*
3
(
DCP)
NA
NA
N/
A
NA
NA
NA
=
Not
Available
Cheapest
Test
is
Highlighted
yellow
If
a
different
test
is
needed
than
the
cheapest
to
reach
quantification
level,
highlighted
blue.
Quantification
at
50%
number
Quantification
at
2005
Proposed
Benchmark
No
No
Yes
Yes
No
No
Yes
Yes
Yes
Yes
No
No
No
No
Yes
Yes
No
No
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
No
No
NA
NA
Yes
Yes
Yes
Yes
Yes
Yes
NA
NA
NA
NA
Yes
No
No
No
Yes
No
No
No
No
No
Yes
Yes
No
No
Yes
Yes
NA
NA
el,
it
is
MSGP
Benchmark
Analytical
Costs
(
with
3.18
ML
factore
Conservative
Cost
Effective
Estimate
Methods,
Detection
limit
(

g/
L),
and
analytical
cost
info.

Analyte
Flame
or
furnace
atomic
absorption
and
cold
vapor
for
mercury
DL
/
Method
Per
Sample
Cost
(
price
/
metal)
Inductively
coupled
plasma
(
ICP)
EPA
200.7
Per
Sample
Cost
(
price
/
metal)
ICP/
mass
spectrometry
(
ICP/
MS)
EPA
200.8
Per
Sample
Cost
(
price
/
metal)
2000
MSGP
limit
(

g/
L)

Cadmium
0.1
/
213.2
$
20
4
$
10
0.5
$
12
15.9
Copper
1.0
/
220.2
$
20
6
$
10
0.09
$
12
63.6
Lead
1.0
/
239.2
$
20
42
$
10
0.6
$
12
81.6
Manganese
50
/
243.1
$
20
2
$
10
0.1
$
12
1000
Mercury
0.2
/
245.1
$
34
­­
$
34
­­
$
34
2.4
Nickel
150
/
249.1
5
$
20
15
$
10
0.5
$
12
1417
Selenium
2.0
/
270.2
$
20
75
$
10
2.1
by
SIM
$
12
238.5
Silver
0.2
/
272.2
$
20
7
$
10
0.1
$
12
31.8
Cyanide
5
Colorimetric
(
335.3)
$
40
63.6
1
These
costs
are
based
only
on
those
labs
that
specialize
in
Effluent
limits.
8
ML
factored)
1
timate
MSGP
limits
ple
st
e
/
al)
2000
MSGP
limit
(

g/
L)
Lowest
cost
method
2005
MSGP
limit
(

g/
L)
Lowest
cost
method
Change
in
Cost
between
200
and
2005
15.9
$
10
2.1
$
12
$
2
63.6
$
10
14
$
12
$
2
81.6
$
10
82
$
10
$
0
1000
$
10
50
$
10
$
0
2.4
$
34
1.4
$
34
$
0
1417
$
10
470
$
10
$
0
238.5
$
10
5.0
$
20
$
10
31.8
$
10
3.8
$
12
$
2
63.6
$
40
22
$
40
$
0
22
