Monovalent and Divalent Cation Standards (2) (YK-421)

Monovalent and divalent cation standards were analyzed using IC YK-421.

Sample : 10μL
1. Li⁺ 1mg/L
2. Na⁺ 5mg/L
3. NH₄⁺ 5mg/L
4. K⁺ 10mg/L
5. Rb⁺ 30mg/L
6. Cs⁺ 30mg/L
7. Ca²⁺ 10mg/L
8. Mg²⁺ 5mg/L
9. Sr²⁺ 10mg/L
10. Ba²⁺ 10mg/L

Column       : Shodex IC YK-421 (4.6mmI.D. x 125mm)
Eluent       : 5mM Tartaric acid + 1mM Dipicolinic acid + 1.5g/L Boric acid aq.
Flow rate    : 1.0mL/min
Detector     : Non-suppressed coductivity
Column temp. : 50°C