Preparing for Operation
Selecting and installing syringes
50
Figure 36 illustrates the shapes of the two fixed needles:
Figure 36. Needle shapes
2. Select the appropriate syringe needle gauge. If you need more help in
making your selection, refer to chapter 6, “Special Topics.”
Figure 37. Needle gauge selection
3. Select the 5-µl or 10-µl syringe. Figure 38 shows the range of volumes you
can inject according to the sample volume setting, the syringe size, and
whether the nanoliter adapter, accessory 18599N, is installed.
Inlet Needle Gauge Column Type
Packed, split, or
splitless
23 gauge or 23/26 gauge tapered
Cool on-column 23/26 gauge tapered, 26 gauge, 530 µm
32/26 gauge 320 µm
32/26 gauge 250 µm
23/26 gauge tapered needle
23 gauge or 26 gauge straight needle