Robust and versatile media for single-use bioprocessing applications
Bioprocessing media and filters, including spargers, floating filters, wicks, vents and pre-filters for tangential flow filtration can be used in a wide range of applications.
Our POREX® bioprocessing media are:
- Offered in a wide range of material options, including polyethylene (PE), polypropylene (PP), porous polymeric fiber and polytetrafluorethylene (POREX Virtek® PTFE) that provide critical versatility and functionality in single-use bioprocessing applications.
- Scalable, robust and easy to work with, so that they can be incorporated into various production assembly processes.

Bioprocessing Media and Filters
A comprehensive porous material solution
Bioprocessing Media and Filters

A comprehensive porous material solution
As a complete porous materials solution, POREX® bioprocessing media provide critical functionality and performance in single-use bioprocessing applications.
Our bioprocessing media and filters:
- Are robust and easily incorporated using common techniques such as press-fitting, heat-staking and ultrasonic welding.
- Ensure performance, accuracy and reproducibility–CERTIFIED PURE POREX® materials and filters are rigorously tested and qualified by independent analytical, clinical and life cycle microbiology laboratories to help insure the purity demanded in bioprocessing applications.
- Comply with regulatory standards–POREX bioprocessing media and filters are USP Class VI, Gamma sterilization and TSE/BSE compliant.
Applications Include
- Spargers
- Prefilters
- Wicks
- Vents
- Tangential flow filters
- Floating filters
Formats Available
- Sheets
- Tubes
- Complex three-dimensional structures
Material Offering
- Advanced porous materials (PE, PP)
- Porous PTFE (POREX Virtek)
- Porous polymeric fiber
- Porous composites
- Functionalized and bioactivated porous media

8-20 Micron average pore size polyethylene
2.5 L/min air flow | 5 L/min air flow | 10 L/min air flow



10-30 MICRON average pore size polyethylene
2.5 L/min air flow | 5 L/min air flow | 10 L/min air flow



20-40 Micron average pore size polyethylene
2.5 L/min air flow | 5 L/min air flow | 10 L/min air flow



*1/2” OD tube
*Pore size measured by mercury intrusion porosimetr
Related Resources:
Brochure: Porex Bioprocessing Media and Filters