5 Maintenance
Flushing the Calibrant Delivery System
Agilent Triple Quadrupole LC/MS System User Guide 120
7 Repeat step 5 with just LC/MS grade acetonitrile and flush for at least 10 min.
To confirm cleaning procedures, monitor the MS spectrum and watch the
contamination decrease over time.
8 Discard any remaining solvent and add fresh tune solution to the bottle.
9 Flush the fresh tune solution through the CDS for 5 min. Monitor tune ions to
ensure that response is adequate.