5 Micro GC Channels
CP-Sil 13 CB and CP-Sil 19 CB columns
Agilent 990 Micro GC User Manual 67
CP-Sil 13 CB and CP-Sil 19 CB columns
Table 17 CP-Sil CB instrument parameters
Parameter CP-Sil 13 CB 12 m Heated (TBM) CP-Sil 19 CB 6 m Heated (THT)
Column temperature 40 °C 85 °C
Injector temperature 50
°C 85 °C
Column pressure 250 kPa (38 psi) 200 kPa (25 psi)
Sample time 30 s 30 s
Injection time 255 ms 255 ms
Run time 80 s 35 s
Detector sensitivity Auto Auto
Peak 1 Methane balance Helium balance
Peak 2 TBM 6.5 ppm THT 4.6 ppm
Peak 3 ________ n-Nonane 4.5 ppm
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
Seconds
mV
CP Sil 13 CB
12 m heated (TBM)
CP Sil 19 CB
6 m heated (THT)
1
2
0 102030405060708090
mV
-2
-1.5
-1
-0.5
0
0.5
Seconds
1
2
3
0 102030405060