Whatman Membrane PTFE

Whatman PTFE membranes from Cytiva are strong hydrophobic membrane filters resistant to the corrosive solvents and aggressive media used in gas sterilization* and liquid clarification.
Polypropylene grid support material for increased strength
Temperature resistant up to 120°C
Resistant to most aggressive acids, alkalis, and solvents
Hydrophobic membrane filters can collect aqueous aerosols
PTFE membranes are especially effective for use with aggressive solvents, liquids, and gases. Browse the Whatman range of PTFE filters from Cytiva business to find the right membrane for your applications.
Gas sterilization* and liquid clarification
PTFE membranes are used for liquid clarification of corrosives, solvents, and aggressive fluids. Effective sample filtration is critical to prevent equipment damage. Cytiva's PTFE hydrophobic membrane filters are also suitable for air and gas sterilization* because of their ability to capture aqueous aerosols.
Looking for a filter paper, membrane filter, or syringe filter? Let Cytiva help you find the optimal filter for your needs to ensure reliable analysis.
*Refers to sterilization by filtration for small sample use which is an industry term for filters of pore size 0.2 um or smaller as referenced in guidance such as EPA Guidance for Industry Sterile Drug Products Produced by Aseptic Processing — Current Good Manufacturing Practice Section IX, Part B (September 2004).