Monovalent and Divalent Cation Standards (1) (YK-421)

Monovalent and Divalent Cation Standards (1)

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

Sample : 20?L

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