Whatman™ filtration discs and capsule solutions

Explore the range of Whatman™ filtration discs and capsules from Cytiva, choose the product relevant to your application depending on your sample or solution type

Mobile Phase	Aqueous	Solvent	Venting/inline gas filtration	Vacuum protection	Groundwater
Inline filter devices for degassing aqueous or solvent solutions used as the carrier phase in analytical equipment	Filtration of water-based solutions like buffers, growth media, and reagents	Filtration of solutions such as alcohols, organic solvents, cleaning solvents, oils and polymers	Equipment protection, exhaust filtration, and venting of culture vessels, incubators, lyophilizers, hoods and pumps	Vacuum protection from particulate and/or water-intrusion in applications involving aspiration, vacuum filtration, pumps and house vacuum	Filtration of particulate in surface and deep-well water samples prior to total dissolved metals analysis
Whatman Aqueous IFD Whatman Solvent IFD	Whatman Polydisc AS Whatman Polydisc SPF Whatman Polycap SPF Whatman Polycap TC Whatman Polycap AS Whatman Polydisc HD Whatman Polycap HD	Whatman Polydisc HD Whatman Polycap HD Whatman Polydisc TF WhatmanPolycap TF Whatman ReZist 50 mm	Whatman PolyVENT Whatman Carbon Cap Whatman HEPA-VENT Whatman HEPA-Cap	Whatman VACU-GUARD 50/60mm Whatman VACU-GUARD 150 with carbon Whatman VACU-GUARD 150 with dessicant	Whatman Polydisc GW Whatman Polycap GW

Disc and capsule device decision chart

From small research facilities to high-throughput labs, select the best Polycap, Polydisc, PolyVENT or other Whatman™ filtration device by using the chart - cross reference your application and membrane type

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Anatomy of a capsule filter infographic

Ready-to-use capsule filters make large volume filtration fast and easy.

In this infographic, get acquainted with Whatman™ capsule filters from the inside out.

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Contact a filtration specialist

Ask us how we can meet the filtration and separations needs of your laboratory with the right Whatman™ product. Contact our filtration specialists for more information

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Larger volume filtration solutions

Cytiva offers a wide range of disc and capsule filters for larger volumes between 1L – 150L, mobile phase filter-degassers, venting exhaust filters and equipment protection devices.

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Whatman Polycap AS

Whatman Polycap AS (aqueous solutions) capsule filters from Cytiva provides maximum filtration of difficult, particulate-laden solutions.

Whatman Polycap HD

Whatman Polycap HD (heavy duty) capsule filters from Cytiva provide processing applications for general sample preparation, fine filtration and refiltration.

Whatman PolyVENT

Whatman PolyVENT disc filters from Cytiva are integral venting filters that work to prevent contamination from entering containers like fermentation vessels during incubation.