Table A10. Analyte concentration (pg/mL) in headspace vapor
above sand containing buried U.S. military-grade TNT, at
23C, and three moisture levels.
Air dry
2.1% moisture
3.1% moisture
Sample
Rep A
Rep B
Rep A
Rep B
Rep A
Rep B
6-days
1,3-DNB
6.82
9.59
130
101
66.3
67.1
1,2-DNB
3.84
4.90
24.6
18.4
13.5
13.9
2,5-DNT
0.544
<d
14.3
<d
8.35
8.82
2,4-DNT
0.525
0.874
168
133
98.0
111
3,5-DNT
<d
<d
40.7
<d
25.1
27.8
1,3,5-TNB
<d
<d
<d
<d
<d
<d
2,4,6-TNT
0.116
0.133
9.04
6.47
5.96
14.3
15 days
1,3-DNB
58.5
172
275
66.4
54.3
121
1,2-DNB
18.9
42.2
53.1
14.8
13.4
24.2
2,5-DNT
4.68
12.8
26.7
4.84
4.42
11.5
2,4-DNT
26.2
6.88
125
116
228
>280
3,5-DNT
2.44
6.25
86.1
25.1
23.6
44.9
1,3,5-TNB
<d
<d
1.70
1.98
1.40
0.947
2,4,6-TNT
3.18
3.65
30.1
17.5
14.3
24.0
22 days
1,3-DNB
12.3
17.7
not done
267
62.9
151
1,2-DNB
6.28
8.76
43.1
15.1
29.7
2,5-DNT
0.856
0.072
15.0
4.38
11.8
2,4-DNT
5.17
7.29
134
282
>306
3,5-DNT
0.580
0.817
77.6
27.2
<d
1,3,5-TNB
<d
<d
17.2
2.69
2.09
2,4,6-TNT
0.509
0.443
30.8
29.6
51.1
34 days
1,3-DNB
54.7
74.8
126
288
217
74.3
1,2-DNB
19.2
25.4
29.4
49.9
42.6
17.1
2,5-DNT
4.42
5.51
11.3
17.9
15.9
5.48
2,4-DNT
42.1
45.0
253
176
>343
>343
3,5-DNT
6.06
<d
56.7
99.6
83.4
37.0
1,3,5-TNB
<d
<d
24.2
8.89
6.54
10.9
2,4,6-TNT
7.72
6.07
153
140
123
171
63 days
1,3-DNB
68.6
64.3
419
276
233
191
1,2-DNB
22.9
21.3
77.7
50.2
45.5
34.5
2,5-DNT
4.93
4.56
35.1
17.2
16.2
12.8
2,4-DNT
35.8
33.9
125
>211
>211
>211
3,5-DNT
4.63
4.48
122
331
76.5
64.9
1,3,5-TNB
<d
<d
13.9
9.08
7.84
5.18
2,4,6-TNT
3.15
3.22
89.4
112
107
86.5
112 days
1,3-DNB
not done
5.86
not done
401
not done
231
1,2-DNB
3.58
76.3
44.9
2,5-DNT
0.407
25.2
16.6
2,4-DNT
1.93
604
427
3,5-DNT
0.267
125
85.6
1,3,5-TNB
<d
8.59
2.96
2,4,6-TNT
0.542
134.7
97.7
<d Values were less than the detection limit.
>bold Value greater than detector maximum signal.
32
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