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• HPLC-grade (or better) 1:1 acetonitrile/water
• New capillary
• Ferrule
• Seal PTFE liner tubing
• Conductive sleeve
• Red PEEK tubing
• New nickel gasket
• PEEK tubing cutter or Utility knife
• Protective eyewear
Warning:
source; these components can be hot.
Warning:
sharp.
5.16.2.1 Removing the capillary
To remove the capillary:
1. Remove the probe from the source enclosure (see
2. Use the combined 2.5-mm hex wrench and cone extraction tool to loosen the three captive
screws securing the probe's end cover in place, and then remove the end cover and rubber
gasket.
Tip:
The end cover is secured by captive screws that you need not remove from the end
cover of the probe. Simply loosen them to remove the end cover.
Figure 5–38: Loosening the captive screws
Captive screws
To avoid burn injuries, take great care while working with the probe and
To avoid puncture wounds, handle the probe with care. The ESI probe tip is
March 17, 2021, 715005046 Ver. 03
Page 94
Removing the ESI probe (Page
40)).
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