Monovalent and Divalent Cation Standards (1)

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


Sample :
1. Li⁺
2. Na⁺
3. NH₄⁺
4. K⁺
5. Ca²⁺
6. Mg²⁺

Column       : Shodex IC YK-421 (4.6mmID*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. : 40deg-C