1价、2价阳离子(3) (吡啶二羧酸 + 冠醚) (YK-421)
时间:2024-11-05 阅读:105
Sample :
1. Li+
2. Na+
3. NH4+
4. Ca2+
5. Mg2+
6. K+
Column : Shodex IC YK-421 (4.6 mm I.D. x 125 mm)
Eluent : 5 mM Tartaric acid + 1 mM Dipicolinic acid + 1.5 g/L Boric acid
+ 1.5 mM 18-Crown 6-ether aq.
Flow rate : 1.0 mL/min
Detector : Non-suppressed coductivity
Column temp. : 40 ℃