November 16, 2016, 715004521 Rev. C
Page 30
Figure 2–7: Step 5: Injection valve moves to the inject position
The injection valve rotates to the inject position and places sample in line with the connecting
tubes between the auxiliary valve and the injection valve.
Waste
Waste
Auxiliary valve (load position)
Metering syringe
Injection valve (inject position)
Sample
Liquid mobile phase (CO
2
)
Gas mobile phase (CO
2
)
Air gap
Buffer volume
Sample
Weak wash
From pump
To column
Sample loop
Sample
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