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Monovalent and Divalent Cation Standards (1)

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

Sample : 20μL
1. Li+ 2mg/L
2. Na+ 10mg/L
3. NH4+ 10mg/L
4. K+ 20mg/L
5. Ca2+ 20mg/L
6. Mg2+ 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 conductivity
Column temp. : 40°C