To Clean The Multimode Source Daily - Agilent Technologies G1978B User Manual

To clean the multimode source daily

You should clean the multimode source daily or any time you suspect
carryover (contamination) from one sample or analysis to another. The
multimode source spray chamber is made of 316 stainless steel which is the
same material used to make the spray shield.
Before you begin, check that you have:
1 Turn off the spray chamber.
Do not touch the multimode source or the capillary cap. They may be very hot. Let the
WA R N I N G
parts cool before you handle them.
2 Remover the nebulizer and APCI corona needle.
3 Remove the cosmetic cover. The thermocouple probe will need to be
4 Rinse the interior of the spray chamber using the wash bottle filled with the
.
Recent residue should be soluble in the mobile phase. If you are not sure what mobile
N O T E
phase was used recently, a mixture of 50% isopropanol and 50% water works well as a
general cleaning solution.
Some mobile phases are hazardous chemicals. Use caution that is appropriate for
WA R N I N G
the current mobile phase.
Multimode Source for 6410 Triple Quad LC/MS User Guide
• Abrasive paper, 8000 grit (p/n 8660-0852)
• Cloths, clean, lint-free (p/n 05980-60051)
• Cotton swabs (p/n 5080-5400)
• Gloves
• Mobile phase from the current method or clean isopropanol, reagent
grade or better
• Wash bottle
• Water, reagent-grade or better
removed if any wiping of the spray chamber will be done. Then, open the
spray chamber.
current mobile phase or with a mixture of isopropanol and water.
Basic Operation and Maintenance

To clean the multimode source daily

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