Metrohm AG

Model Metrosep A Supp 4 - 250/2.0 6.01021.230 -Column

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The Metrosep A Supp 4 - 250/2.0 microbore column is an extremely robust column with very good separation properties. The separation phase is comprised of polyvinyl alcohol particles with quaternary ammonium groups and a diameter of 9 µm. This structure guarantees great stability and a greater tolerance to very small particles that could pass through the integrated filter pad. The Metrosep A Supp 4 - 250/2.0 has a medium ion exchange capacity and is particularly suitable for all routine tasks in water analysis.

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  • Carrier material: Polyvinyl alcohol with quarternary ammonium groups
  • Column capacity: 11 µmol (Cl-)
  • Column dimensions: 250 x 2.0 mm
  • Eluents: Carbonate eluent (standard eluent)
  • With chemical suppression
  • Sodium hydrogen carbonate: 1.7 mmol/L; 286 mg/2 L
  • Sodium carbonate: 1.8 mmol/L; 382 mg/2 L
  • Housing material: PEEK
  • Max. pressure: 15 MPa
  • Maximum flow: 0.7 mL/min
  • Organic modifier: 0 - 100% (particularly acetone, acetonitrile, methanol)
  • Particle size: 9 µm
  • pH range: 3–12
  • Standard flow: 0.25 mL/min
  • Temperatur range: 20–60 °C