Agilent Technologies 8890 - Inlet Overview

15 Inlets
208 Operation Manual
Inlet Overview
Table 25 Comparing inlets
Inlet Column Mode
Sample
concentration

Comments
Sample
to column
Split/splitless Capillary Split
Pulsed split
Splitless
Pulsed splitless
High
High
Low
Low
Very little
Very little
All
All
Multimode Capillary Split
Pulsed split
Splitless
Pulsed splitless
Solvent vent
Direct
High
High
Low
Low
Low Controlled speed
injections,
concentrate analytes,
and vent solvent
Very little
Very little
All
All
Most
All
Purge packed
column
Packed
Large capillary
n/a
n/a
Any
Any OK if resolution not
critical
All
All
Cool on-column Capillary n/a Low or labile Minimal
discrimination and
decomposition
All
Programmed
temperature
vaporization
Capillary Split
Pulsed split
Splitless
Pulsed splitless
Solvent vent
High
High
Low
Low
Low Controlled speed
injections
concentrate analytes
and vent solvent
Very little
Very little
All
All
Most
Volatiles interface
(for use with external
volatiles sampler)
Capillary Direct
Split
Splitless
Low
High
Low
Lowest dead volume
Max flow = 100
mL/min
All
Very little
All