You searched for: Filters
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.
Qualitative filter papers, grade 230, Whatman™
Supplier: Whatman products (Cytiva)
A general qualitative filter with creped surface. Widely used in industrial laboratories and students laboratories for routine filtration.
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Membrane filters, nitrocellulose, Whatman™
Supplier: Whatman products (Cytiva)
A polyester backed and highly consistent membrane for use with low viscosity samples in a lateral flow assay.
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Membrane filters, type 250
Supplier: Sartorius
Hydrophilic polyamide (nylon) membrane filters. For the filtration of alkaline solutions and organic solvents.
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Grade 602 h qualitative filter papers, Whatman™
Supplier: Whatman products (Cytiva)
A standard grade filter esed in sample preparation, e.g., in the beverage industry for residual sugar determination, acidic spectra, refractometric analysis, and HPLC.
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Mesh woven filters, nylon, Spectra Mesh®
Supplier: Spectrum Laboratories
These woven filters are constructed of individual strands woven into a mesh screen, characterised by precise mesh openings, percent open area and mesh thickness. Available in five material types with different physical, chemical and thermal characteristics to select from depending on your application. Available in discs or square sheets.
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Mesh woven filters, PP, Spectra Mesh®
Supplier: Spectrum Laboratories
These woven filters are constructed of individual strands woven into a mesh screen, characterised by precise mesh openings, percent open area and mesh thickness. Available in five material types with different physical, chemical and thermal characteristics to select from depending on your application. Available in discs or square sheets.
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Qualitative filter papers, standard grades, grade 597L, Whatman™
Supplier: Whatman products (Cytiva)
These are cellulose qualitative filter papers with low fat content.
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Grade 114V qualitative filter papers, fluted, Whatman™
Supplier: Whatman products (Cytiva)
Whatman Grade 114V smooth filter paper from Cytiva is wet-strengthened for high mechanical stability. Grade 114V fluted filters are suitable for recovery of large particles and gelatinous precipitates.
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Grade 2V qualitative filter papers, fluted, Whatman™
Supplier: Whatman products (Cytiva)
Compared with quadrant-folded filters, Cytiva's Whatman Grade 2V pre-folded filter paper exposes extra surface area, which enables a higher loading capacity and shorter filtration time.
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Nylaflo™ Membrane Disc Filters
Supplier: Cytiva (Formerly Pall Lab)
Naturally hydrophilic highly versatile laboratory membrane filter.
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Qualitative filter papers, technical, smooth, grade 4 b
Supplier: Sartorius
These smooth filter papers are made of refined pulp and linters with more than 95% alpha-cellulose content. The ash content of these filter papers is between 0,1 and 0,15%.
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Cartridge filters, Optimizer® PR 16 and PR 40
Supplier: ENTEGRIS
The UPE membrane of these filters eliminates pre-wetting, which optimises the full use of the membrane and ensures maximum flow.
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Glass fibre filters
Supplier: Cytiva (Formerly Pall Lab)
Superior grade glass fibre filters for a variety of air sampling methods. Used in a variety of sample clean-up, prefiltration and analytical testing applications.
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VWR®, Glass Fibre Filters
Supplier: VWR Collection
Binder-free glass fibre filters feature fast flow rates, high loading capacity, wide thermal tolerance and excellent precipitate retention.
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Qualitative filter papers, standard grades, grade 591, Whatman™
Supplier: Whatman products (Cytiva)
These cellulose filters are used in qualitative analytical techniques to determine and identify materials.
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Cartridge filters, Fluorogard® AT
Supplier: ENTEGRIS
These filters are designed to consistantly remove particles from a whide range of acids, bases and other process materials. Ideal for medium to high flow applications, they deliver a low cost of ownership (COO) as a dry device or prewet product ready for quick installation. Prewet cartridges prevent alcohol-chemical interactions, avoid potential contamination sources and minimise process downtime.
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Qualitative filter papers, Grade 2555 ½, Whatman™
Supplier: Whatman products (Cytiva)
A medium fast filter paper used for the filtration of the mash for the determination of the extract in malt and wort and for removing carbon dioxide from beer.
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Avantor® Hichrom, Inlet Solvent Filters
Supplier: Avantor
These solvent inlet filters are used at the low pressure inlet side of the pump to help protect check valves, injector and column from particulate contamination from the eluent.
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Acrodisc® One PSF Syringe Filters, wwPTFE Membrane
Supplier: Cytiva (Formerly Pall Lab)
The new Acrodisc® One and Acrodisc® PSF premium syringe filters combine the benefits of a multi-layered prefiltration device with an automation-certified filter housing.
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Application specific filter papers, grade 0048, Whatman™
Supplier: Whatman products (Cytiva)
Filter mat made from a mixture of cellulose and polyester. This mat is used for optically testing baby food (artificial milk) for textile fibers.
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Grade 0903 filter papers for technical use, Whatman™
Supplier: Whatman products (Cytiva)
Thin filter paper with smooth surface. Offers medium to slow flow rate and good retention for small particles.
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Membrane filters, type 113
Supplier: Sartorius
Cellulose nitrate hydrophilic membrane filters. For sample pretreatment, particle testing and chemotaxis.
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Membrane filters, type 154
Supplier: Sartorius
PES membrane filters are hydrophilic, have high flow rates thanks to the symmetric structure, have a low non-specific protein adsorption and are chemically resistant over a pH range of 1 to 14. They are recommended for the filtration of aqueous solutions as well for the protein filtration. Furthermore, the low level of extractables makes them suitable for environmental analysis.
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Qualitative filter papers, standard grades, grade 1 and 1V, Whatman™
Supplier: Whatman products (Cytiva)
Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.
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Cartridge and disposable filters, Intercept®
Supplier: ENTEGRIS
These filters provide superior filtration for critical dilute, aqueous and low neutral pH cleaning applications at advanced technology nodes. The clean, dual capture membrane improves process performance and reduces on-wafer defects. In addition to sieving particle capture which is always active, the non sieving retention mechanisms are also active and strongest in conditions where pH is <3 and no surfactant is present.
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Qualitative filter papers, Grade 226, Whatman™
Supplier: Whatman products (Cytiva)
A general qualitative filter with creped surface. Widely used in industrial or student laboratories for routine filtration.
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VWR®, Quantitative Filter Papers
Supplier: VWR Collection
424: Filtration of lead sulphide, iron sulphide, silver sulphide, alkali carbonate, lead chromate, arsenic, antimony, cadmium and foodstuffs. Determination of sand content in dairy products. Determination of whiteness of pulp in paper mills.
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Membrane filters, cellulose nitrate
Supplier: Sartorius
These cellulose nitrate membranes are suitable for air monitoring.
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Filter Candles, Cylindrical Shape with Narrow Glass Tube
Supplier: ROBU GLASFILTER
ROBU® filter candles with intergrated VitraPOR® filter, cylindrical shape and narrow glass tube are ideal for precise, compact filtration. Designed for easy integration into laboratory setups, offering chemical resistance and reliable particle retention.
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TCLP glass fibre filters
Supplier: Cytiva (Formerly Pall Lab)
Low extractable, binder-free borosilicate glass fibre filters. Suitable for use of the EPA 1311 Toxicity Characteristics Leaching Procedure and for prefiltration of dirty HPLC samples.