Maintaining the Instrument
Leak Testing a G1289 to 6890 GC Interface
106
2. Set the following conditions on the 6890 GC:
Setting Value
Oven
Initial temp 40°C
Ramps Off
Equilibration time 0.10 min
Run time 10 min
Inlet (PTV or split/splitless)
Mode Splitless
Initial temp 250°C
Pressure 25.00 psi
Purge flow 200.0 ml/min
Purge time 1.00 min
Gas saver Off
Column
Model number 19091J-413
Max temperature 325°C
Nominal length 30 m
Nominal diameter 320.00 µm
Nominal film thickness 0.25 µm
Mode Constant pressure
Pressure 25 psi
Outlet pressure Ambient
Nominal initial flow 3.9 ml/min
Aux Pressure (Vial Pressurization channel)
Gas type Helium
Initial pressure 15 psi (On)
Initial time 0.00 min
Rate #1 0.0 (Off)