Anion Standards (2) (I-524A)

Anion standards were analyzed using IC I-524A. A phthalic acid eluent is recommended for Anion analysis. Phosphoric ion has almost no response with this eluent.


Sample : 40micro-L
1. F^- 5mg/L
2. Cl^- 5mg/L
3. NO₂^- 5mg/L
4. Br^- 10mg/L
5. NO₃^- 15mg/L
6. SO₄^2- 10mg/L
7. S₂O₃^2- 10mg/L
8. I^- 20mg/L
9. SCN^- 20mg/L

Column       : Shodex IC I-524A (4.6mmID*100mm)
Eluent       : 2.5mM Phthalic acid + 2.9mM Tris(hydroxymethyl)aminomethane aq.
Flow rate    : 1.2mL/min
Detector     : Non-suppressed coductivity
Column temp. : 40deg-C