Table A3. Retention times (min) on analytical and con-
firmation columns.
Retention time (min)
Analyte
HP-5
RTX-225
RTX-200*
RTX-200†
NB
1.16
1.07
2.69
o-NT
1.74
1.46
3.41
m-NT
2.13
1.87
4.04
p-NT
2.32
2.19
4.34
NG
4.14
5.17
7.75
1,4-DNB
4.87
6.6
9.79
7.78
1,3-DNB
5.10
6.92
10.52
8.16
2,6-DNT
5.27
6.53
9.94
7.83
1,2-DNB
5.33
7.84
11.49
8.71
m-Nitroaniline
5.48
8.32
7.68
2,5-DNT
5.69
7.04
8.43
2,4-Dinitrophenol
5.69
8.39
tri-Nitroso-RDX
5.73
2-Amino-6-NT
5.91
8.23
8.04
2,3-DNT
6.00
7.96
9.22
2,4-DNT
6.05
7.58
12.17
9.05
4-Amino-2-NT
6.17
8.51
8.2
3,5-DNT
6.28
7.84
9.46
3,4-DNT
6.68
9.00
14.39
10.25
2-Amino-4-NT
6.76
9.24
9.04
di-Nitroso-RDX
7.30
TNB
7.79
11.13
17.01
11.52
2,4,6-TNT
7.95
10.61
16.5
11.25
mono-Nitroso-RDX
8.45
PETN
8.85
7.23
13.00
2,4,5-TNT
8.86
12.53
2,3,4-TNT
9.12
12.93
RDX
9.55
15.06
20.84
13.38
3,4,5-TNT
9.69
13.87
2,4-Diamino-6-NT
9.77
13.78
12.2
TAX
10.11
4-Am-DNT
10.15
13.86
18.98
12.54
3,5-Dinitrophenol
10.18
11.73
3,5-DNA
10.24
14.63
19.87
13.00
2,6-Diamino-4-NT
10.48
14.65
12.97
2-Am-DNT
10.59
14.43
20.87
13.38
Tetryl
11.47
25.17
14.74
HMX
15.66
HP-5: oven program: 100C for 2 min, to 250C at 10/min and held 3
min; injector 250C; detector 280C.
RTX-225: oven program: 100C for 2 min, to 220C at 10/min and
held 6 min; injector 220C; detector 220C.
*RTX-200: oven program: 100C for 1 min, to 190C at 5C/min, to
200C at 1C/min, to 250C at 20C min.
†RTX-200: oven program: 100C for 2 min, to 260C at 10/min and
held 1 min; injector 250C, detector 280C.
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