Environmental Engineering Reference
In-Depth Information
0.5
0.4
0.3
0.2
0.1
N-D
0
2
5
8
12
15
19
22
26
29
34
37
41
44
-0.1
Days since start of the experiment
(a)
4
3.5
3
2.5
2
1.5
1
0.5
0
2 5 8 12151922262934374144
Day since start of experiment
(b)
Fig. 2.5
(
a
) Release of KMnO
4
from the 2% KMnO
4
by mass prototype for water media replaced
every 3-4 days to determine a steady state release from the pellets. Day 44 measured a non-
detectable (N-D) level of KMnO
4
.(
b
) Release of KMnO
4
from the 20%KMnO
4
by mass prototype
for water media replaced every 3-4 days to determine a steady state release from the pellets
