APPENDIX A: RAW DATA FROM THE VOC AND PESTICIDE STUDIES
Table A1. First VOC study--Effect of no treatment.
Analyte conc. (mg/L) in
Analyte conc. (mg/L) in
10-min controls
24-hr controls
MNT
TCE
PDCB
PCE
MNT
TCE
PDCB
PCE
A
2.17
2.58
2.35
2.11
2.16
2.67
2.37
2.13
B
2.16
2.38
2.20
1.93
2.16
2.53
2.30
1.99
C
2.17
2.84
2.51
2.24
2.15
2.44
2.21
1.95
2.17
2.60
2.35
2.09
2.16
2.55
2.30
2.02
X
% RSD
0.27
8.9
6.6
7.5
0.27
4.6
3.5
4.7
Solution conc. (mg/L) after
10-min sorption
Desorbed conc. (mg/L) after 10 min
Material
MNT
TCE
PDCB
PCE
MNT
TCE
PDCB
PCE
PVC-A
2.17
2.85
2.49
2.34
0.008
0.007
0.014
0.014
PVC-B
2.13
2.33
2.18
1.89
0.018
0.022
0.029
0.036
PVC-C
2.16
2.58
2.34
2.10
0.018
0.018
0.024
0.030
2.15
2.59
2.34
2.11
0.015
0.016
0.022
0.027
X
% RSD
0.97
10
6.6
11
39
49
35
42
% of initial
99
100
100
101
0.69
0.63
0.96
1.23
PTFE-A
2.15
2.80
2.43
2.27
0.008
0.020
0.024
0.020
PTFE-B
2.16
2.45
2.25
1.97
0.007
0.019
0.027
0.020
PTFE-C
2.17
2.39
2.23
1.92
0.008
0.016
0.018
0.014
2.16
2.55
2.30
2.05
0.008
0.018
0.023
0.018
X
% RSD
0.46
8.7
4.8
9.2
7.2
12
20
19
% of initial
99.6
98.1
97.9
98.1
0.32
0.62
0.98
0.86
SS-A
2.16
2.86
2.49
2.36
0.012
0.017
0.016
0.010
SS-B
2.15
2.51
2.26
2.04
0.010
0.019
0.026
0.013
SS-C
2.14
2.72
2.38
2.23
0.015
0.023
0.017
0.025
2.15
2.70
2.38
2.21
0.012
0.020
0.020
0.016
X
% RSD
0.47
6.5
4.8
7.3
21
15
28
50
% of initial
99.1
103
101
106
0.55
0.76
0.85
0.77
Solution conc. (mg/L) after
24-hr sorption
Desorbed conc. (mg/L) after 24 hr
Material
MNT
TCE
PDCB
PCE
MNT
TCE
PDCB
PCE
PVC-A
2.15
2.58
2.27
2.07
0.012
0.022
0.042
0.024
PVC-B
2.13
2.50
2.20
1.97
0.018
0.030
0.072
0.033
PVC-C
2.13
2.51
2.20
1.97
0.015
0.031
0.059
0.041
2.14
2.53
2.22
2.00
0.015
0.028
0.058
0.033
X
% RSD
0.54
1.7
1.8
2.9
20
18
26
26
% of initial
99.1
99.2
96.5
99.0
0.69
1.10
2.51
1.58
PTFE-A
2.15
2.26
1.85
1.46
0.014
0.142
0.169
0.200
PTFE-B
2.13
2.21
1.80
1.39
0.016
0.149
0.174
0.202
PTFE-C
2.13
2.12
1.71
1.30
0.017
0.160
0.192
0.214
2.14
2.20
1.79
1.38
0.016
0.150
0.178
0.205
X
% RSD
0.54
3.2
4.0
5.8
9.6
6.1
6.8
3.7
% of initial
99.1
86.3
77.8
68.3
0.74
5.92
7.74
10.1
SS-A
2.16
2.58
2.31
2.00
0.010
0.008
0.019
0.015
SS-B
2.15
2.56
2.29
2.02
0.011
0.012
0.015
0.019
SS-C
2.14
2.10
1.96
1.60
0.012
0.014
0.014
0.014
2.15
2.41
2.19
1.87
0.011
0.011
0.016
0.016
X
% RSD
0.47
11
9.0
13
9.1
28
17
17
% of initial
99.5
94.5
95.2
92.6
0.51
0.43
0.74
0.69
MDL
0.004
0.006
0.008
0.008
17
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