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.
Syringe filters, Uniflo™, Whatman™
Supplier: Whatman products (Cytiva)
Whatman™ Uniflo™ syringe filters are well suited for rapid, routine syringe filtration of small volume samples up to 100 ml in laboratory sample preparation.
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Syringe filters, analytical filtration, Nalgene®
Supplier: Thermo Fisher Scientific
These syringe filters are ideal for filtration, clarification or particle removal from buffers, reagents, DMSO, HPLC/GC solvents.
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Syringe filters, Sartobind® Protein A
Supplier: Sartorius
Sartobind® Protein A syringe filters are the ideal tool for rapid quantification of immunoglobulins (Ig). The large pore size allows ten times faster flow rate than conventional columns and a shorter operation time.
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Disk filters, HEPA-VENT, Whatman™
Supplier: Whatman products (Cytiva)
HEPA-VENT in-line disk filters are convenient, disposable, light-weight filters with high-efficiency glass fiber media for maximum particle retention.
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Glutathione spin columns, Pierce™
Supplier: Thermo Fisher Scientific
These spin columns provide a fast, easy to use format for purifying GST-fusion proteins from cellular lysates. The glutathione is immobilised through its central sulfhydryl onto 6% crosslinked agarose resin. Purification of GST-fusion proteins using glutathione (GSH) agarose beads is well documented and provides a one-step, high purity affinity purification.
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Bottle top vacuum filtration systems, Nalgene®
Supplier: Thermo Fisher Scientific
PS, reusable bottle top vacuum filtration funnels suitable for analytical or sterile filtration, with vacuum or pressure.
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Membránové filtry pro monitorování vzduchu, Whatman™ PM2.5
Supplier: Whatman products (Cytiva)
Cytiva's Whatman PM2.5 PTFE membrane filters are designed for PM 2.5 ambient air monitoring. These high-purity, thin filters are sequentially numbered and come with chemically resistant polypropylene support rings.
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Immersion filters, DURAN®
Supplier: DWK Life Sciences
Immersion filters for reverse filtration, typically in extraction, of clear filtrate (not the filtrand).
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Glass microfibre prefilters
Supplier: Corning
Glass fiber filters are used a depth filter for prefiltration of solutions.
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Centrifugal concentrators, Vivacon® 500
Supplier: Sartorius
For samples up to 500 µl; membrane: Regenerated cellulose Hydrosart®. Vivacon® 500 centrifugal concentrators have been designed for DNA and protein concentration and rebuffering. They feature a horizontal membrane design that is preferred by some users for reasons of consistency with previously used procedures and reproducibility.
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J.T.Baker® BAKERBOND®, Frits for Glass Columns
Supplier: Avantor
J.T.Baker® BAKERBOND®, PTFE frity pro 3 ml skleněné kolony
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VWR®, Karty filtrační pro cytologické odstředivky
Supplier: VWR Collection
Cyto-Strip je vyroben z filtrační karty pro centrifugy. Absorbuje přebytečnou kapalinu z obarveného vzorku pro cytologickou analýzu. Může být použit pro centrifugy Shandon a Sakura Cyto-Tek®.
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PES centrifugal concentrator, Vivaspin® 100
Supplier: Sartorius
Vivaspin® 100 PES centrifugal concentrators are versatile ultrafiltration units for centrifugation-based sample concentration as well as pressure filtration applications.
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In-Line filters, Polydisc™ TF, Whatman™
Supplier: Whatman products (Cytiva)
Whatman Polydisc TF In-Line Filters from Cytiva are lightweight devices with high chemical and solvent resistance that are particulraly suitable for protective vents or in-line filtration applications.
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Seperační hloubkové filtry
Supplier: Cytiva (Formerly Pall Lab)
Good prefilter made from PP/PE for heavily particulateladen and viscous fluids. Can be used as separators between stacked discs in a single filter holder during serial filtration.
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Syringe filters, Life Sciences applications, Nalgene®
Supplier: Thermo Fisher Scientific
These sterile syringe filters are ideal for sterilising (0,2 µm) or clarifying biological solutions, such as cell culture and microbial media, reagents and additives, proteinaceous solutions and buffers.
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Filtry stříkačkové, Puradisc™ Aqua 30, Whatman™
Supplier: Whatman products (Cytiva)
Puradisc™ Aqua 30 syringe filters are specifically designed for environmental sample filtration prior to dissolved organic carbon (DOC) and chemical oxygen demand (COD) analysis.
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Syringe filters, prefilter, non-sterile, GD/X™, Whatman™
Supplier: Whatman products (Cytiva)
Whatman GD/X Syringe Filters are high-viscosity filters that incorporate a prefilter to enable filtration of viscous, dense or otherwise hard-to-filter material with high solids content as in environmental and food analysis samples.
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Syringe filters, prefilter, non-sterile, Whatman™ Anotop Plus
Supplier: Whatman products (Cytiva)
Whatman Anotop Plus non-sterile syringe filters from Cytiva have an integrated glass microfiber prefilter and inorganic membrane, enabling filtration of a wide variety of sample solvents and compounds.
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Centrifugal filtration units, Vivaspin® Endotest
Supplier: Sartorius
For 2 to 15 ml, cellulose triacetate membrane. Disposable ultrafiltration device for endotoxin concentration and removal of substances interfering with the LAL test from liquid samples. The device is a spin column based ultrafiltration unit. It can effectively be used in swing bucket or fixed angle rotors accepting 50 ml conical bottom centrifuge tubes.
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Filtry In-line , Polydisc™ SPF, Whatman™
Supplier: Whatman products (Cytiva)
These disc filters contain a glass microfiber (GMF) and polyethersulfone (PES) stack designed to purify and sterilise serum and other hard to filter solutions. GMF prefilter captures large particles and cell debris while PES stack removes remaining particles and bacteria larger than 1 µm.
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Centrifugal concentrators, Vivacon® 2
Supplier: Sartorius
For samples up to 2 ml; membrane: Regenerated cellulose Hydrosart®. Vivacon® 2 centrifugal concentrators have been designed for DNA concentration, buffer exchange applications and primer removal. They feature a horizontal membrane design that is preferred by some users for reasons of consistency with previously used procedures and reproducibility.
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Pierce™ Spin Cups - Cellulose Acetate Filter
Supplier: Thermo Fisher Scientific
Pierce™ cellulose acetate filter spin cups are convenient tools for manipulating small volumes of affinity supports (20 - 400 µl) for protein purification. Simply add the affinity resin and sample to one of the spin cups, then use a microcentrifuge to efficiently wash away contaminants and elute the purified sample without losing any resin in the process. Spin cups allow more protein to be affinity purified in less time.
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Syringe filters, nylon, Puradisc™, Whatman™
Supplier: Whatman products (Cytiva)
Whatman Puradisc syringe filters from Cytiva's business combine premium quality with economic efficiency. They are well suited for rapid, routine syringe filtration of samples up to 100 ml.
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Soupravy filtrační pro čištění a steriliní filtrace, Sartoclear Dynamics® Lab P15
Supplier: Sartorius
Produkty Sartoclear Dynamics® Lab jsou filtrační soupravy určené pro čištění a sterilní filtraci buněčných kultur savců v R&D laboratořích. Soupravy Sartoclear Dynamics® P15 jsou určeny pro čištění a sterilní filtraci kultur savčích buněk do objemu 15 ml.
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S-Pak® Membrane Filters
Supplier: MILLIPORE
S-Pak™ hydrophilic sterile membranes are protected with a blue sheet of paper that keeps the membrane encountering with the film by ensuring maximum productivity and efficiency. This protective sheet prevents the migration of any adhesive.
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Nalgene® Membrane Filters
Supplier: Thermo Fisher Scientific
Type 205: Cellulose nitrate, sterile. Certified to meet requirements of standard methods for water quality control for microbiological analysis, sterility tests, food and beverage testing. Individually wrapped.
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Pierce™ Spin Columns, Micro-Spin Columns
Supplier: Thermo Fisher Scientific
Pierce™ Micro-Spin columns are convenient tools for manipulating small volumes of affinity supports (5 to 100 µl) for protein purification. Simply add the affinity resin and sample to one of the micro-spin columns, then use a microcentrifuge to efficiently wash away contaminants and elute the purified sample without losing any resin in the process. Micro-spin columns allow more protein to be affinity purified in less time.
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Quartz fibre filters
Supplier: MACHEREY-NAGEL
Quartz fibre filters feature an extremely low content of metal traces recommended for the analysis of air-borne particles.
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Syringe filters, glass microfiber, Puradisc™, Whatman™
Supplier: Whatman products (Cytiva)
Whatman Puradisc syringe filters from Cytiva's business combine premium quality with economic efficiency. They are well suited for rapid, routine syringe filtration of samples up to 100 ml.