Tap Water and Red Wine

Tap water and red wine were analyzed using IC Y-521.
Tap water and red wine contain Zn²⁺ as well as Mg²⁺ and Ca²⁺. Since the trivalent cations such as Fe³⁺ and Al³⁺ are changed into complex ions and elute first, they never remain in the columns nor damage them.


Sample :
Tap water(Water), 100micro-L
1. Zn²⁺
2. Mg²⁺
3. Ca²⁺
Red wine, 10micro-L
1. Zn²⁺
2. Mg²⁺
3. Ca²⁺

Column       : Shodex IC Y-521 (4.6mmID*150mm)
Eluent       : 4mM Tartaric acid + 2mM Ethylenediamine aq.
Flow rate    : 1.0mL/min
Detector     : Non-suppressed coductivity, Polarity(-)
Column temp. : 40deg-C