Table B1 (cont'd). Concentration of TCE (mg/L) in well water before and after flowing through various lengths
of tubing at a rate of 100 mL/min.
Time (hr)
Treatment
0.17
0.5
1
4
8
24
48
72
96
168
192
216
240
50 ft of tubing
initial
2.34
2.42
2.51
2.53
2.59
2.50
2.46
2.36
2.30
2.51
2.53
2.33
2.29
initial
2.38
2.39
2.47
2.58
2.66
2.51
2.42
2.36
2.33
2.55
2.52
2.38
2.27
initial
2.38
2.42
2.53
2.58
2.61
2.53
2.47
2.37
2.44
2.55
2.60
2.33
2.27
2.37a
2.41a
2.50a
2.56a
2.62a
2.51a
2.45a
2.36a
2.36a
2.54a
2.55a
2.35a
2.28a
X
PVDF
2.33
2.32
2.40
2.52
2.57
2.51
2.41
2.33
2.34
2.51
2.37
2.31
2.15
PVDF
2.32
2.32
2.43
2.51
2.56
2.53
2.45
2.29
2.38
2.53
2.53
2.35
2.16
PVDF
2.32
2.34
2.44
2.52
2.58
2.45
2.50
2.29
2.29
2.50
2.52
2.35
2.23
2.32b
2.33b
2.42b
2.52b
2.57b
2.50a
2.45a
2.30c
2.34a
2.51a,b
2.47a,b
2.34a,b
2.18b
X
LDPE
1.86
2.06
2.20
2.42
2.50
2.37
2.36
2.33
2.35
2.51
2.47
2.31
2.18
LDPE
1.89
2.04
2.15
2.41
2.48
2.37
2.30
2.33
2.35
2.48
2.42
2.27
2.12
LDPE
1.87
2.09
2.16
2.42
2.50
2.42
2.36
2.33
2.36
2.48
2.42
2.31
2.16
1.87d
2.06d
2.17c
2.42d
2.49c
2.39b
2.34b
2.33b
2.35a
2.49b,c
2.44b
2.30b
2.15b
X
PP2
1.46
1.55
1.57
1.70
1.94
2.10
1.90
2.11
2.15
2.32
2.34
2.11
1.95
PP2
1.45
1.58
1.54
1.70
1.92
2.10
2.03
2.13
2.15
2.31
2.28
2.12
2.02
PP2
1.45
1.57
1.59
1.69
1.92
2.04
1.96
2.11
2.16
2.32
2.34
2.09
1.97
1.45f
1.57f
1.57d
1.70f
1.93e
2.08c
1.96c
2.12d
2.15b
2.32d
2.32c
2.11c
1.98c
X
PP1
1.51
1.65
1.62
1.74
2.01
2.12
2.02
2.06
2.13
2.08
2.06
1.96
1.98
PP1
1.49
1.59
1.62
1.75
2.00
2.06
2.05
2.07
2.14
2.07
2.07
1.89
2.00
PP1
1.51
1.62
1.58
1.78
2.01
1.98
1.99
2.08
2.11
2.07
2.06
1.94
2.00
1.50e
1.62e
1.61d
1.76e
2.01d
2.05c
2.02c
2.07e
2.13b
2.07e
2.06d
1.93d
1.99c
X
P(VDF-HFP)
2.28
2.30
2.42
2.49
2.56
2.46
2.42
2.30
2.31
2.47
2.43
2.31
2.18
P(VDF-HFP)
2.27
2.26
2.40
2.48
2.57
2.42
2.42
2.30
2.31
2.47
2.47
2.28
2.19
P(VDF-HFP)
2.26
2.29
2.43
2.46
2.56
2.46
2.38
2.29
2.31
2.49
2.45
2.33
2.17
2.27c
2.28c
2.42b
2.48c
2.56b
2.45a,b
2.41a,b
2.30c
2.31a
2.48c
2.45b
2.31a,b
2.18b
X
Time (hr)
Treatment
0.17
0.5
1
4
8
24
48
72
96
168
264
384
100 ft of tubing
initial
2.15
2.12
2.13
2.07
2.14
2.09
1.94
2.21
1.97
1.97
2.06
2.19
initial
2.16
2.07
2.19
2.11
2.12
2.16
1.92
2.21
2.06
1.94
2.30
2.17
initial
2.25
2.12
2.20
2.04
2.14
2.12
1.97
2.04
2.02
2.05
1.94
2.12
2.19a
2.10a
2.17a
2.07a
2.13a
2.12a
1.94a
2.15a
2.02a
1.99a
2.10a
2.16a
X
PVDF
2.08
2.06
2.17
2.07
2.10
2.14
1.98
2.10
1.98
2.01
1.95
2.07
PVDF
2.20
2.03
2.09
2.05
2.07
2.08
1.91
2.13
1.98
1.97
1.99
2.15
PVDF
2.11
2.08
2.14
2.06
2.09
2.08
1.89
2.23
2.03
1.95
2.25
2.13
2.13a,b
2.06b
2.13a,b
2.06a
2.09b
2.10a
1.93a
2.15a
2.00a
1.98a
2.06a
2.12a
X
LDPE
1.43
1.62
1.78
1.78
1.90
2.04
1.91
2.02
1.95
1.98
2.09
2.15
LDPE
1.48
1.59
1.76
1.80
1.81
2.06
1.94
2.09
1.98
1.87
1.85
2.09
LDPE
1.37
1.56
1.74
1.81
1.85
2.00
1.87
2.12
2.02
1.90
2.01
2.15
1.43c
1.59d
1.76c
1.80c
1.85d
2.03b
1.91a
2.08a
1.98a
1.92a
1.98a
2.13a
X
PP2
0.93
0.84
0.87
0.83
0.96
1.39
1.43
1.47
1.55
1.09
1.69
1.43
PP2
0.86
0.84
0.85
0.84
0.95
1.43
1.49
1.50
1.53
1.07
1.45
1.45
PP2
0.91
0.79
0.86
0.86
0.94
1.40
1.46
1.52
1.49
1.22
1.52
1.46
0.90d
0.82f
0.86e
0.84e
0.95f
1.41d
1.46b
1.50b
1.52b
1.13c
1.55b
1.45b
X
PP1
0.97
0.93
1.05
0.99
1.18
1.47
1.47
1.44
1.45
1.40
1.66
1.49
PP1
0.93
0.92
1.01
1.01
1.16
1.49
1.52
1.49
1.52
1.32
1.52
1.47
PP1
0.98
0.95
1.06
1.02
1.16
1.50
1.52
1.52
1.54
1.33
1.45
1.49
0.96d
0.93e
1.04d
1.01d
1.17e
1.49c
1.50b
1.48b
1.50b
1.35b
1.54b
1.48b
X
P(VDF-HFP)
2.14
1.97
2.12
1.97
2.05
2.10
1.90
2.21
1.99
1.99
1.85
2.14
P(VDF-HFP)
2.10
2.00
2.04
1.96
2.04
2.06
1.87
1.95
1.99
1.91
1.81
2.17
P(VDF-HFP)
2.03
2.01
2.08
1.97
2.03
2.10
1.92
2.13
1.94
1.90
2.12
2.14
2.09b
1.99c
2.08b
1.97b
2.04c
2.09a
1.90a
2.10a
1.97a
1.93a
1.93a
2.15a
X
For a given time, values with the same letter are not significantly different from each other.
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