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MetrohmModel Metrosep Organic Acids - 100/7.8 6.1005.210 -Exclusion Separation Column

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The exclusion separation column for the determination of organic acids and weak mineral acids. The low capacity in comparison with the Metrosep Organic Acids - 250/7.8 (6.1005.200) allows the rapid separation of organic acids. This column is suitable primarily for small and medium concentrations in uncomplicated sample matrices.

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  • Carrier material: Polystyrene-divinylbenzene copolymer with sulfonic acid groups
  • Column dimensions: 100 x 7.8 mm
  • Eluents:
  • Sulfuric acid eluent (standard eluent)
    • Sulfuric acid: 0.5 mmol/L; 0.5 mL/2 L (c = 2 mol/L)
    • Acetone: 15%; 300 mL/2 L
  • Oxalic acid eluent
    • Oxalic acid: 0.25 mmol/L; 45 mg/2 L
  • Housing material: Stainless steel
  • Max. pressure: 7 MPa
  • Maximum flow: 0.6 mL/min
  • Organic modifier: 0 - 20%
  • Particle size: 9 µm
  • pH range: 1–13
  • Standard flow: 0.5 mL/min
  • Temperatur range: 5–90 °C