Red Wine (1) (YK-421)

20-fold dilution of red wine was analyzed using IC YK-421. Besides Na+, NH4+, K+, Ca2+ and Mg2+, monoethanolamine was detected.

Sample : 20-fold diluted Red Wine, 20micro-L
1. Na+
2. NH4+
3. Monoethanolamine
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