RtxPresentations07 - page 2808-2809

Splitless LinerDesigns
Straight Gooseneck
Double
Gooseneck
CycloDouble-
Gooseneck
Benefits:
Low cost.
Drawbacks:
Prone tohigh
molecular
weight
distribution.
Sample
exposed to
metal surface
below liner.
Benefits:
Decrease
sample contact
withmetal inlet
parts.
Improves
sample transfer
to column.
Drawbacks:
More sample
backflash than
with thedouble
gooseneck.
Benefits:
Decrease
sample
backflash.
Decrease
injectionport
discrimination.
Drawbacks:
Cannot be
packedwith
wool.
Difficult to clean.
Benefits:
Extends column
lifetimeby
trappingnon-
volatile residue.
Drawbacks:
Cannot be
packedwith
wool.
Difficult to clean.