Dionex ICS-1100 Ion Chromatography System
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Doc. 065289-03 10/12
A typical IC analysis consists of six stages (see
1. Eluent Delivery
•
Eluent, a liquid that helps to separate the sample ions, carries the
sample through the ion chromatography system. The Dionex ICS-
1100 is an isocratic delivery system. This means that the eluent
composition and concentration remain constant throughout the run.
2. Sample Injection
•
The liquid sample is loaded into a sample loop either manually or
automatically (if an automated sampler is installed). When triggered,
the Dionex ICS-1100 injects the sample into the eluent stream.
•
The pump pushes the eluent and sample through the guard and
separator columns (chemically-inert tubes packed with a polymeric
resin). The guard column removes contaminants that might poison the
separator column.
Figure 1-1. Ion Analysis Process
Guard Column
Separator
Column
Pump
Conductivity
Cell
Injection
Valve
Suppressor
1. Eluent
Delivery
3. Separation
5. Detection
6. Data Analysis
Sample Loop
Sample
Eluent
4. Suppression
2. Sample
Injection
Содержание Dionex ICS-1100
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