Effect of Temperature on Elution Time

Effect of temperature on elution time when IC SI-90 4E (a column for anions analysis) is used for the analysis of anions is shown here.

Sample :
1. Br^–
2. NO₃^–
3. CO₃^2-
4. PO₄^3-
5. SO₄^2-

 Column : Shodex IC SI-90 4E (4.0mmID*250mm)
 Eluent : (A); 1.8mM Na2CO3 + 1.7mM NaHCO3 aq., (B); 1.0mM Na2CO3 + 4.0mM NaHCO3 aq.
 Flow rate : (A); 1.0mL/min, (B); 1.4mL/min
 Detector : Shodex CD-5 and Suppressor module