Varian 4000 GC, Руководство по эксплуатации оборудования

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Cleaning the Gate
To clean the gate you will need the following items:
•
Cotton swabs
•
Isopropyl Alcohol or Methanol
•
Beaker
•
Ultrasonicator
NOTE: The outside of the gate is anodized. Do not scratch the coating or the
gate may short to the filament block.
1. Clean the shiny center of the gate with a cotton swab and IPA or methanol.
2. Sonicate in isopropyl alcohol or methanol for 2 minutes.
3. Dry in air or in an oven set to approximately 120 °C for 30 minutes.
Cleaning the Internal Source Base
To clean the Internal Source Base you will need the following items:
•
Aluminum oxide
•
Cotton swabs
•
De-ionized water
•
Isopropyl Alcohol or methanol
•
Beaker
•
Ultrasonicator
NOTE: Do not allow the aluminum oxide to dry on the base.
1. Clean the center tube in the Internal Ionization Base with a cotton swab using
slurry of aluminum oxide and DI water.
2. Rinse thoroughly with DI water.
3. Sonicate in DI water for 2 minutes.
4. Sonicate in isopropyl alcohol or methanol for 2 minutes.
5. Dry in air or in an oven set to approximately 120 °C for 30 minutes.
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