Agilent Technologies 990 - Page 148

11 Micro GC Natural Gas Analyzer
Natural Gas Analyzer A and the A Extended Version
148 Agilent 990 Micro GC User Manual
6 meter CP-Sil 5 CB
The 6 meter CP-Sil 5 CB channel of the Natural Gas Analyzer A is specified for the analysis of light
hydrocarbons from propane up to n-nonane.
Analysis of the NGA Gas Calibration standard results in a chromatogram similar to Figure 65.
Analysis of a sample containing neo-pentane results in a chromatogram similar to Figure 66.
Figure 65. NGA Gas Calibration standard analyzed with the 6 meter CP-Sil 5 CB channel on Analyzer A
Seconds
15.0 20.0 25.0 30.0 35.0 40.0 45.0 50.0 55.0
mV
0
100
200
300
400
500
Ethane
n-Propane
i-Butane
n-Butane
i-Pentane n-Pentane
n-Hexane
Figure 66. Sample containing neo-pentane analyzed with the 6 meter CP-Sil 5 CB channel on Analyzer A
Seconds
10.0
12.5 15.0 17.5 20.0 22.5 25.0 27.5 30.0 32.5 35.0 37.5 40.0 42.5 45.0 47.5 50.0 52.5
mV
0
100
200
300
400
500
Ethane
Propane
i-Butane
n-Butane
neo-Pentane
i-Pentane
n-Pentane
n-Hexane