Agilent Technologies 990 - CO X and al

5 Micro GC Channels
CO
X
and Al
2
0
3
/KCI columns
70 Agilent 990 Micro GC User Manual
CO
X
and Al
2
0
3
/KCI columns
Table 20 CO
X
and Al
2
0
3
/KCI instrument parameters
Parameter CO
X
1 m Heated Al
2
0
3
/KCI 10 m Heated
Column temperature 80 °C 100 °C
Injector temperature 110 °C 110 °C
Column pressure 200 kPa (28 psi) 150 kPa (21 psi)
Sample time 30 s 30 s
Injection time 40 ms 40 ms
Run time 204 s 60 s
Detector sensitivity Auto Auto
Peak 1 Hydrogen 1.0 % Composite balance
Peak 2 Nitrogen 1.0 % Ethane 8.1 %
Peak 3 CO 1.0 % Propane 1.0 %
Peak 4 Methane 1.0 % i-Butane 0.14 %
Peak 5 CO
2
1.0 % n-Butane 0.2 %
Helium balance
-0.5
0
0.5
1
1.5
2
2.5
3
3.5
mV CO
X
1 m heated Al
2
O
3
/KCl 10 m heated
Seconds
2
3
4
5
1
0 50 100 150 200 250
-5
15
35
55
75
95
115
mV
Seconds
2
3
4
5
1
0 10203040506070