Mineral Water (2) (SI-90 4E)

Please use this column with a suppressor-type ion chromatography system.

Mineral water for drinking was analyzed using IC SI-90 4E (a column for anions analysis).

Sample : Mineral water, 20μL
1. F^–
2. Cl^–
3. NO₃^–
4. HCO₃^–
5. SO₄^2-

Column       : Shodex IC SI-90 4E (4.0mmI.D. x 250mm)
Eluent       : 1.8mM Na2CO3 + 1.7mM NaHCO3 aq.
Flow rate    : 1.0mL/min
Detector     : Suppressed conductivity
Column temp. : 25°C