Varian 4000 GC, Руководство по эксплуатации оборудования

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3. Loosen the ion volume retaining screw until the spring pushes the CI ion
volume out.
EI Volume
4. Turn the source assembly so the EI ion volume can fall out. If the ion volume
does not fall out, loosen the source screw until it does fall out.
Cleaning the EI/CI Ion Volumes
To clean the ion volumes you will need the following items:
•
Aluminum oxide
•
Cotton swabs
•
De-ionized water
•
Isopropyl Alcohol or Methanol
•
Beakers
•
Ultrasonicator
CI Volume Holder
CI Volume
1. Remove the spring from the CI ion volume.
2. Remove the screw to separate the ion volume from the ion volume holder.
3. Rinse the ion volume and holder with de-ionized water and sonicate them in
de-ionized water for 2 minutes.
4. Sonicate another 2 minutes in isopropyl alcohol or methanol.
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