Waters Xevo TQD Operator's, Overview And Maintenance Manual page 73

7. Carefully remove the new borosilicate glass capillary from its case by
lifting vertically while pressing on the foam with two fingers.
Foam
8. Load sample into the capillary using a fused silica syringe needle or a
GELoader tip, minimizing any bubbles between the capillary tip and the
sample.
Recommendation:
capillary in half, scoring it with a fused silica cutter so that the
GELoader can reach the capillary's tip.
9. Thread the knurled nut and approximately 5 mm of conductive
elastomer over the blunt end of the capillary
10. Fit the capillary into the holder (probe).
11. Finger-tighten the nut so that 5 mm of glass capillary protrude from its
end.
Measure the protrusion from the end of the nut to the shoulder of
Tip:
the glass capillary.
When using a GELoader tip, break the glass
Capillary
NanoFlow source 3-21