Capsule filtration
Filters are essential in research laboratories and many other industries for removing particulates and creating environments conducive to a wide array of experiments and procedures. The devices come in different forms including in-line filters, paper discs, small capsules, and large ventilation panels. Filters also purify and concentrate the liquids and gases required for testing. For air, this means removing pollution, moisture, and solid airborne particulates; for liquids, this means removing impurities and small contaminants.
AcroPak™ Filtration Capsules, Cytiva (Formerly Pall Lab)
Supplier: Cytiva
A filter for every step in your process. From drug discovery and basic research to process development and production, Pall Laboratory’s AcroPak capsules come in a variety of membrane types and volume sizes.
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Whatman™ Polycap™ TC Disposable Filter Capsules
Supplier: Cytiva
Whatman Polycap TC filtration capsules from Cytiva feature dual layer polyethersulfone (PES) membranes and provide efficient filtration for aqueous solutions.
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Whatman™ Polycap™ SPF Filter Capsules, Whatman products (Cytiva)
Supplier: Cytiva
Cytiva's Whatman Polycap SPF (Serum Prefilter) Capsule Filters are optimized for prefiltration applications. They are typically used upstream of a Polycap AS or a Polycap TC capsule during enzyme and buffer filtration.
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Pleated Capsule Filters, Cytiva (Formerly Pall Lab)
Supplier: Cytiva
Designed both for prefiltration of particulate liquids (such as serum) prior to sterilizing filtration, and removal of debris and particles from liquids not requiring sterilization.
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Whatman™ Polycap™ HD Disposable Filter Capsules
Supplier: Cytiva
Polycap HD (Heavy Duty) capsule filter offers a broad range of particle size retention ratings and excellent filtrate purity with polypropylene filters (PP).
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Whatman™ Carbon Cap™ Carbon Filtration Capsules, Whatman products (Cytiva)
Supplier: Cytiva
Carbon cap capsule filters are filled with activated carbon and include a pleated glass fiber filter. They are suitable for adsorption of organic vapors from air, and for removing color, organics, and chlorine from water.
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Whatman™ Polycap™ TF Disposable Filter Capsules, Whatman products (Cytiva)
Supplier: Cytiva
Cytiva's Whatman Polycap TF filters are made with durable, hydrophobic polytetrafluoroethylene (PTFE) membranes in a polypropylene housing for use with organic solvents and chemically aggressive solutions.
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Whatman™ Polycap™ GW, Ground Water Sampling Capsule Filter, Whatman products (Cytiva)
Supplier: Cytiva
Specifically designed for field sampling, Cytiva's Whatman Polycap GW ground water sampling filter capsules are a polyethersulfone (PES) filter that can be used as a convenient in-line filter unit.
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Whatman™ Polycap™ AS Disposable Filter Capsules, Whatman products (Cytiva)
Supplier: Cytiva
Cytiva's Whatman Polycap AS (Aqueous Solution) combines a nylon membrane filter and glass microfiber (GMF) prefilter for a long lifetime device that can filter large volumes of even difficult, particulate-laden samples.
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Whatman™ PolyVENT™ Integral Vent Filters
Supplier: Cytiva
Whatman PolyVENT disc filters are integral venting filters that work bidirectionally to prevent contamination from entering containers like fermentation vessels during incubation.
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Whatman™ HEPA-CAP Vent Filters
Supplier: Cytiva
High-retention and high flow-rate glass fiber filters for research and industrial use to remove particulates from air and gases.



