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