Büchi Labortechnik AG
Cleaning and servicing | 7
Operation Manual Pure Chromatography Instruments
75/102
7.4 Cleaning the nebulizer
Materials Needed:
HPLC-grade 50:50 methanol: water solution
Sonication bath
u Switch the On/Off master switch to Off.
u Disconnect the liquid inlet line from the
nebulizer.
u Disconnect the gas inlet from the nebulizer
u Remove the knurled screws.
u Remove the nebulizer from the drift tube.
u Place the nebulizer in a beaker filled with 50:50
methanol: water solution.
u Sonicate the nebulizer in an ultrasonic bath for
10 minutes.
u If the nebulizer is still completely blocked,
connect a high-pressure air line to the nebulizer
inlet to help remove the blockage.
u If the nebulizer cannot be cleaned, replace the
nebulizer.
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