Verifying Performance
FID checkout
Released: March 2004 6850 Series II GC User Information page 61 of 256
FID checkout
Scope
Use the following procedure to verify proper FID operation.
Parts and equipment required
All inlet types
6850 evaluation column, 30 m
× 0.320 mm × 0.25 mm HP-1, part no. 19091Z–413E
FID/TCD performance evaluation (checkout) sample, part no. 18710–60170
Chromatographic-grade gases: helium, nitrogen, hydrogen, and air
Split/splitless and purged packed inlets
10
µL syringe, part no. 9301–0810 or equivalent
O-ring, part no. 5180–4182 (split/splitless) or 5080–8898 (purged packed)
Septum, part no. 5181–1263
Cool on-column inlet
With septum nut:
Needle, part no. 5182-0831, for manual syringe
Septum nut, part no. 19245-80521
With duckbill septum
Needle, fused silica, part no. 19091-63000
Syringe, for fused silica needle, part no. 9301-0658
Septum, part no. 19245-40050
PTV inlet
10
µL syringe, part no. 9301–0810 or equivalent
Inlet adapter, GRAPHPACK-2M, part no. 5182-9761
Silver seal, for GRAPHPACK-2M, part no. 5182-9763
Glass liner, multibaffle, part no. 5183-2037
Teflon ferrule, part no. 5182-9748 (septumless head)
Microseal replacement, part no. 5182-3444 (if installed)
GRAPHPACK 3D ferrule, part no. 5182-9749