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PureFlo PTFE

Autoclavable vent or air filter with exceptional flow performance, thermal strength, and chemical resistance.

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PureFlo PTFE

PureFlo PTFE capsules are easy-to-use filtration units, ideally suited for single-use applications in the pharmaceutical industry. The hydrophobic polytetrafluoroethylene (PTFE) membrane demonstrates exceptional chemical resistance, thermal strength, and flow performance in venting and compressed gas applications. The filter capsules are available in a complete spectrum of sizes to simplify scale-up throughout each stage of the drug development process.

  • Autoclavable
  • Hydrophobic PTFE membrane
  • Exceptional flow performance, thermal strength, and chemical resistance
  • Available in a complete spectrum of sizes and fittings to simplify system design and scale-up


  • Bioreactor Vent
  • Moisture Barrier
  • Compressed Gas
  • Fermentation Tank Vent
  • Bottle or Carboy Vent
  • Autoclave Vent
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At Liquidyne, we prioritize our commitment to quality and consistency. In 2017 we achieved ISO 9001:2015 Quality Management System certification to ensure we can repeatedly deliver consistently high-quality products and solutions. Being ISO 9001:2015 QMS Certified by Orion Registrar, Inc, together with our USP Class VI Testing, ASME Bioprocessing Equipment (BPE), and EHEDG certification guarantee, we have the methodologies to assure quality. We will quickly and accurately rectify any issues if any of our products are ever in non-conformance.

img ‰ files/ISO_9001_Quality_Management_System_Certified.png ¶ url ‰ iso-certificate ¶ cta ‰ View Certificate ¶ txt ‰ At Liquidyne, we prioritize our commitment to quality and consistency. In 2017 we achieved ISO 9001:2015 Quality Management System certification to ensure we can repeatedly deliver consistently high-quality products and solutions. Being ISO 9001:2015 QMS Certified by Orion Registrar, Inc, together with our USP Class VI Testing, ASME Bioprocessing Equipment (BPE), and EHEDG certification guarantee, we have the methodologies to assure quality. We will quickly and accurately rectify any issues if any of our products are ever in non-conformance. ¶

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