Anion Standards and Organic Acids (2) (SI-90 4E)

Please use this column with suppressor type ion chromatography system.

Anion standards and organic acids were analyzed using IC SI-90 4E (a column for anions analysis).


Sample : 20micro-L
1. F^- 2mg/L
2. Acetic acid 10mg/L
3. Formic acid 2mg/L
4. Methacrylic acid 10mg/L
5. Cl^- 3mg/L
6. NO₂^- 5mg/L
7. Br^- 10mg/L
8. NO₃^- 10mg/L
9. PO₄^3- 15mg/L
10. SO₄^2- 15mg/L
11. Oxalic acid 15mg/L

Column       : Shodex IC SI-90 4E (4.0mmID*250mm)
Eluent       : 12mM NaHCO3 aq.
Flow rate    : 1.0mL/min
Detector     : Suppressed conductivity 
Column temp. : 25deg-C