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Sample preparation / Filtration / Filtration overview

Filtration

FiltrationFilter media selection guide

there are many filtration materials used in filtration process. Filtration is mostly used in various applications, like membrane filtration of water or organic samples, syringe filters in HPLC or air sampling of dust aerosol. Table listed belwo shows most commonly used filter media. by clickin on particulate filter material you will find detailed information.

Below listed materials are used for all that in following applications:

  • Pressure filtration
  • Vacuum filtration
  • Syringe filters (mostly in HPLC and UHPLC)
  • Asbestos sampling
  • Dust aerosol sampling
  • Chemical vapours sampling
  • Determination of dissolved compounds
Membrane filters
Type Description Max. temperature Refractive index
MCE Mixed Cellulose Esters 130°C 1.5
CA Cellulose Acetate 180°C 1.47
PTFE (Hydrophilic) PTFE - -
PTFE (Hydrophobic ) PTFE 120 - 160°C -
PC Polycarbonate 140°C -

 


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