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High Sensitive Analysis of Anions (SI-90 4E)

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Please use this column with suppressor type ion chromatography system.

Low concentration anion standards were analyzed using IC SI-90 4E (a column for anions analysis).


Sample : 100μL
1. F- 2μg/L
2. Cl- 3μg/L
3. NO2- 5μg/L
4. Br- 10μg/L
5. NO3- 10μg/L
6. HCO3- (system peak)
7. HPO42- 15μg/L
8. SO42- 15μg/L


Column       : Shodex IC SI-90 4E (4.0mmI.D. x 250mm)
Eluent       : 1mM Na2CO3 + 4mM NaHCO3 aq.
Flow rate    : 1.0mL/min
Detector     : Suppressed conductivity
Column temp. : 25°C