DETECTORS
Helium Ionization Detector - HID
Expected Performance
TemperatureProgram:
Initial
Hold Ramp Final
80
o
C 15.00 0.00 80
o
C
HID noise run
Columns:1mMol.Sieve,2mHayesep-D
Carrier:Helium@10mL/min
HIDgain=HIGH
HIDcurrent=70
HID temp=200
o
C
HIDnoiseaverages less than100µV frompeak topeak
TestAnalysisof1cc1000ppmC
1
-C
6
Method:valve injection
Column: 1m (3’)SilicaGel
Carrier:Helium@10mL/min
HIDgain=HIGH
HID temp=150
o
C
HIDmake-up=29psi@
40mL/min
Temperatureprogram:
Initial
Hold Ramp Final
50
o
C 1.00 10.00 220
o
C
220
o
C 10.00 0.00 220
o
C
Results:
Component Retention Area
O2/N2
0.766
3350.0970
Methane 1.066
1163.1965
Ethane
3.550
2161.0940
Propane 8.083
3001.6200
Butane
12.850 3958.3250
Pentane 16.950 4849.9755
Hexane 20.800 5023.0105
total 23507.3185
