1
Introduction
How Can I Introduce My Samples into the MS Detector?
Thermo Electron Corporation
LTQ XL Getting Started
9
*Provides steady state introduction of sample (direct infusion)
LC Flow Without
Chromatographic
Separation
(no column)
Syringe pump into LC flow
(connected by Tee union)*
ESI or APCI
automatic
optimization of
tuning on analyte of
interest
ESI or APCI analysis
of a pure analyte
solution
LTQ XL Getting
Started
Figure 4-1 (ESI)
Figure 6-1 (APCI)
Loop injection into LC flow
ESI or APCI analysis
of a pure analyte
solution
LTQ XL Getting
Started
Figure 5-6 (ESI)
Figure 8-1 (APCI)
Autosampler injection into
LC flow
(one or multiple injections)
ESI or APCI analysis
of a pure analyte
solution
LTQ XL Getting
Connected
Figure 11-5 (ESI)
Figure 11-8 (APCI)
LC Flow With
Chromatographic
Separation
Autosampler injections
into LC column via LC flow
(one or multiple injections
ESI or APCI analysis
of mixtures
Table 1.
Sample introduction techniques
Sample Introduction
Technique
Analytical
Technique
Figure Reference