Sample | 100 µL of 10% hydroflouric acid neutralized in the Dionex CDRS 600 |
Concentrator Column | Low Pressure Trace Cation Concentrator (i.e. Dionex IonPac TCC-XLP1, Item # 063889) |
Guard Column | Dionex IonPac CG12A Guard Column |
Analytical Column | Dionex IonPac CS12A Analytical Column |
Eluent | 20 mM Methanesulfonic acid (MSA) |
Eluent Flow Rate | 1.0 mL/min |
Electrolytic Suppressor | Dionex Cation Dynamically Regenerated Suppressor, Dionex CDRS 600 Recycled Eluent Mode |
or Chemical Suppressor | Dionex Cation Chemically Regenerated Suppressor, Dionex CCRS 500 |
Chemical Regenerant | 100 mN TBAOH |
Expected Background Conductivity | 20 mM MSA: <1 µS |
Expected System Operating Back Pressure | Without Guard: 1,400 psi (9.65 MPa) |
With Guard: 1,850 psi (12.75 MPa) |
Analyte | Conc. (µg/L) |
|---|---|
Lithium | 0.4 |
Sodium | 66.7 |
Ammonium | 110.5 |
Dimethylamine | B |
Potassium | 8.4 |
Trimethylamine | B |
Magnesium | 15.3 |
Calcium | 59.6 |
