
Doc. 065289-03 10/12 1
1 • Introduction
1.1 Introduction to Ion Chromatography (IC)
The Thermo Scientific Dionex
™
ICS-1100 Ion Chromatography System (Dionex
ICS-1100) performs ion analyses using suppressed or non-suppressed
conductivity detection. An ion chromatography system typically consists of a
liquid eluent, a high-pressure pump, a sample injector, a guard and separator
column, a chemical suppressor, a conductivity cell, and a data collection system.
Before running a sample, the ion chromatography system is calibrated using a
standard solution. By comparing the data obtained from a sample to that obtained
from the known standard, sample ions can be identified and quantitated. The data
collection system, typically a computer running chromatography software,
produces a chromatogram (a plot of the detector output vs. time). The
chromatography software converts each peak in the chromatogram to a sample
concentration and produces a printout of the results.
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