Purified Water

Pure water made by a commercially available water purifier is analyzed using IC I-524A.


Sample : Purifed water (Water)
1. Cl^-
2. NO₂^-
3. NO₃^-
4. SO₄^2-

Column       : Shodex IC I-524A (4.6mmID*100mm)
Eluent       : 0.9mM Sodium 1-ctanesulfonate + 20mM Boric acid(pH4.6)
Flow rate    : 1.2mL/min
Detector     : Non-suppressed coductivity
Column temp. : 40deg-C