Agilent Technologies 6850 Series II User Information page 169

Manual injection with a cooling tower and duckbill septum
If you are doing this type of manual injection, use either fused silica or metal
removable stainless steel needles. Use
syringe, and other hardware.
Table 34. Manual Injection Hardware—Cooling Tower and Duckbill
Column type and inside diameter
Fused silica
Aluminum-clad, 530
Glass capillary
Syringe and needle
Inlet hardware
Released: March 2004
Septum
530 µm
320 µm
250 µm
200 µm
µ
m
For fused silica needles
Fused silica needle syringe
Replacement needles, fused silica,
0.18 mm (6 pk)
Replacement Teflon® ferrule for syringe
For stainless steel needles
Removable needle syringe, 10 µL
Replacement needles, 0.23 mm (3 pk)
Cooling tower assembly
Duckbill septum
(for columns > 200-µm id)
6850 Series II GC User Information
Maintaining a cool on-column inlet
Table 34 to choose the correct insert,
Insert (part no.)
19245-20580 (no rings)
19245-20525 (5 rings)
19245-20515 (6 rings)
19245-20510 (1 ring)
19245-20780 (4 rings)
19245-20550 (3 rings)
9301-0658
19091-63000
0100-1389
5182-9633
5182-9645
19230-80625
19245-40050
Routine Maintenance: Inlets
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