IonPac® AS7 Specialty Anion-Exchange Column



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For Separation of a Wide Range of Polyvalent Anions.

The IonPac® AS7 separates a wide variety of polyvalent anions, including polyphosphates, polyphosphonates, and other polyvalent complexing agents such as EDTA and NTA using acidic eluent (eliminating metal interferences) with postcolumn derivatization and UV-Vis detection.

The AS7 column has a unique polymer packing that provides superior performance for separating ionic and polar compounds. The patented packing offers high speed, high efficiency, and high loading capacity at moderate backpressures.


IonPac® AS7 Specialty Anion-Exchange Column Features:

  • For polyvalent anions and chelating agents in complex sample matrices
  • Determines cyanide and sulfide using amperometric detection
  • Useful for hexavalent chromium in environmental matrices

Column Details:

  • Particle Size: 10 µm
  • Length: 250 mm
  • ID: 2.0, 4.0 mm

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IonPac® AS7 Specialty Anion-Exchange Column

Manufacturer Thermo Fisher Scientific

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