Analysis of Tap Water (2) (YK-412) (Phsphoric Acid Eluent)

Monovalent and divalent cations in tap water were analyzed using IC YK-421.
Please refer to YK-421 (tartaric acid + dipicolinic acid eluent) and YK-421 (tartaric acid + dipicolinic acid eluent)



Sample : 20micro-L Tap water (Water)
1. Na⁺
2. K⁺
3. Mg²⁺
4. Ca²⁺

Column       : Shodex IC YK-421 (4.6mmID*125mm)
Eluent       : 4mM H3PO4 aq.
Flow rate    : 1.0mL/min
Detector     : Non-suppressed conductivity
Column temp. : 25deg-C