membraPure GmbH

membraPureModel IONUS -Ion Chromatograph

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Designed for the analysis of anions and cations: This IONUS is suitable for the analysis of anions and cations in research, development and everyday routine. The sample solutions are mostly water-based and may contain water-miscible organic solvents. A classic example is the analysis of (drinking) water according to EPA 300 Part A and B. The advantage of IONUS is the compatibility with IC columns of all manufacturers and is compatible with all common eluents of anion and cation chromatography.

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Using detection by conductivity

  • Analysis of anions and cations
  • Easy sample preparation
  • Detection by conductivity
  • Compatible with the common eluents and columns
  • Compatibility with IC columns
  • Online service functions for troubleshooting

Method
Ion exchange chromatpgraphy with in built conductivity detector
Optional with UV detection

Conductivity detection
Noise: 0.02 µS/1 s | range: 0 – 10 mS/cm

Reproducibility
0.1 % RSD at 100 µL/min

Manual injection port
Upon request each system can be supplied as manual configuration.

High pressure side prime and purge valves in eluent and reagent flow.

Based on chemical processregeneration of suppressors with acid.

Manual and automatic peak integration with integrated IQ/OQ procedure for software (only available with software Clarity).

The IONUS can be equipped with an additional UV/VIS detector.

Programmable thermostat for column (and suppressors).

  • method: ion exchange chromatography of anions and cations in subsequent mode
  • manual injection: 20 µL, further injection loops upon request (50 µL, 100 µL, 200 µL)
  • autosampler: 2 racks, each of them with space for 48 vials (1.5 mL) or 12 vials (6 mL), sample cooling, loop 100 µL, 3 injection modes (full-loop, partial loop, microliter-pickup)
  • column: stainless steel / PEEK
  • temperature stability / range: ~ 0.5 °C / ambient up to 50 °C
  • detection:
    • conductivity detector:
    • noise: 0.02 µS, 1s | linearity: < 1 s | range: 0 - 10 mS/cm
    • effective cell volume: 1 µL, conductivity block: 30 °C
  • isocratic pump system:
    • max. pressure: 400 bar | flow rate: 0.01 - 10.00 mL/min
    • reproducibility of flow rate: 0.1 % RSD at 100 µL/min
  • maximum operating pressure: 120 bar
  • control software & data aquisition: Clarity (21 CFR part 11 compliant) or AminoPeak
  • dimensions, weight, power: 1000 x 350 x 375 mm*, 60 kg, 110 - 230 V, 50/60 Hz

*800 mm with opened main unit