CP-3800 GC Operator’s Manual
53
CP-1177 Injector Inserts
Note that all CP-1177 injector inserts are deactivated for maximum inertness.
Mode Insert
Description
Part
Number
Split Mode
Packed
4.0 mm ID
Deactivated glass wool packing . Enhances sample
mixing to ensure linear split.
03-926119-36
Unpacked
4.0 mm ID
The insert be packed with quartz wool, glass beads, etc.
Can be used with the full range of capillary columns.
03-926119-27
Splitless
Mode
(isothermal)
Open Single
Goose Neck
2 mm ID
The narrow bore minimizes dead volume, ensuring
efficient transfer of sample to the column. Loosely pack
with quartz wool for hot splitless injections
.
03-926119-26
Splitless
Open
2.0 mm ID
Trace analysis. The low surface area makes it ideal for
thermolabile and polar compounds. Used with narrow to
wide bore columns (50 - 320
µ
m).
03-926119-24
Split/Splitless Packed
2 mm ID
Deactivated glass wool packing. Can be used for split,
splitless.
03-925999-03
SPME Open
.75mm ID
.
03-926119-98
CP-1177 Modes of Injection
The CP-1177 injection mode is defined by the Split Vent program and by the
choice of insert. The Split Vent is controller differently based on the
pneumatics installed, if EFC the split valve is controlled from the Injector
section, or if manual pneumatics the external events control the split valve.
The following are brief descriptions of the various modes of injection. More
detailed information on each mode is given later in this section.
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