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5
Maintenance
Agilent Jet Stream (AJS ESI) source
In the MassHunter Data Acquisition program
1 Turn on the LC/MS instrument.
2 While you wait for the set points to equilibrate, prepare and install calibrant for
the new ion source.
a Rinse a clean calibrant bottle with LC/MS-grade acetonitrile.
b Pour the appropriate ESI Calibrant into the calibrant bottle for your
c Install the calibrant bottle into the calibrant delivery system.
When all set points are equilibrated
1 In the tune view or context, turn on the calibrant.
2 Purge the calibrant line for 5 minutes.
3 Do a complete autotune. If an autotune is not available, do a checktune. If the
tune report does not show good results, tune the instrument. If needed,
change the source to one that supports autotune.
131
instrument.
Agilent Triple Quadrupole LC/MS System User Guide
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