3 min
1.5min
45 sec
30 sec
FactorsAffectingSplitless Injection
1. HoldTimes
Column ID
(mm)
0.18
0.25
0.32
0.53
Note: basedon a 2µL injectionvolume ofCH
2
Cl
2
=0.8mL sample
expansionvalue@ 250°C& 10 psig.
ColumnFlowRate
(cc/min.)
0.3
0.7
1.2
2.6
He
Approx.
HoldTime
Determine
this
empirically
eter ine
this
e pirically
