Sterile Filtration: Membrane Selection Guide

Membrane Guidelines for Sterile Filtration

Pall offers a range of membrane discs and devices to meet your specific filtration needs. Our liquid filtration membranes are available in configurations that process from > 5 mL to 100 liters. Choose from these membranes: 

Direct Flow Filtration Membrane Selection

Membrane Type Characteristics
Supor® Hydrophilic polyethersulfone (PES)
  • High flow rates and throughputs
  • Low protein binding
  • Extensive drug compatibility
Fluorodyne® II Hydrophilic polyvinylidene fluoride (PVDF)
  • High flow rates
  • Extremely low pressure drop
  • Exceptional strength
  • Low protein binding
  • Low extractables
  • Broad chemical and temperature resistance
Ultipor® Nylon 6,6
  • Industry standard for pharmaceutical filtration
  • Broad solvent and chemical compatibility
  • Low extractables
Posidyne® Positively-charged Nylon 6,6 Enhances bioburden and pyrogen removal from aqueous solutions
Versapor® Acrylic copolymer on a nonwoven support
  • Designed for applications requiring excellent retention properties combined with tensile strengths in excess of 200 bar (3000 psi)
  • Economical choice for clarification
HT Tuffryn® Polysulfone
  • Low protein binding
  • Durable and easy to handle

  Sterile Filtration and Clarification

Sterile Filtration Products

Sterile Filtration Applications

Webcast: Watch the VacuCap Vacuum Filtration Devices in action.

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