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Sodium and potassium ions can be separated on a mixed-mode Newcrom AH column with a simple isocratic mobile phase of water, acetonitrile (ACN) and methanesulfonic acid. It can be detected using a conductivity detector.
| Column | Newcrom AH, 4.6x150 mm, 5 µm, 100A |
| Mobile Phase | MeCN/H2O - 50/50% |
| Buffer | Methanesulfonic acid - 10 mM |
| Flow Rate | 1.0 ml/min |
| Detection | Conductivity |
| Class of Compounds | Hydrophilic, Metal, Ion |
| Analyzing Compounds | Sodium, Potassium |
Application Analytes:
Potassium
Sodium