Membrane filters serve as effective physical barriers that remove solids, viruses, bacteria, and other unwanted molecules. Specialized types are designed for softening, disinfecting, organic removal processing, and water desalination. The filters can be installed in compact, automated, or modular units. These strainers can be used as separators between stacked discs in a single filter holder during serial filtration. Membrane filters are virtually inert to chemical and biological agents, ensuring stability when filtering concentrated acids, alkalis, or oxidizers.
Membránové diskové filtry
Supplier: Cytiva (Formerly Pall Lab)
Silné, chemicky odolné membrány pro monitoring vzduchu a vzorkování v agresivních prostředích.
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Membránové diskové filtry Ultipor®
Supplier: Cytiva (Formerly Pall Lab)
Membrány nylon 6,6 pro filtraci kapalin ve farmaceutickém, biotechnologickém, elektronickém, potravinářsském a nápojářském průmyslu a pro analytické aplikace. Tyto membrány jsou velmi odolné k mechanickému, chemickému a tepelnému namáhání. Jsou inherentně hydrofobní, mají vysoké průtoky, nízký pokles tlaku a velmi nízké extrakty. Pokud je třeba, lze sterilizovat parou, aniž by došlo ke změně proudění nebo velikosti pórů.
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Filtry membránové Nuclepore™ "track etched", Whatman™
Supplier: Whatman products (Cytiva)
Nuclepore™ track-etched hydrophilic membrane filters offer a highly defined pore size cut-off in the submicron range, enabling particle deformity measurement and capture of extremely small particles. The membranes have sharply defined pores, high flow rates, and excellent chemical and thermal resistance. They are suitable for a variety of samples and applications, including microscopy, cytology, parasitology, and certain air and oceanography analyses.
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Membránové filtry, polyamidová membrána, Whatman™
Supplier: Whatman products (Cytiva)
Whatman polyamide membranes are made from pure polyamide making them the universal filter for clarification and sterile filtration.
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Filtry membránové, Whatman™
Supplier: Whatman products (Cytiva)
These hydrophilic regenerated cellulose membrane filters are microporous cellulose acetate filters made without wetting agents. RC60 offers low extractables and wide compatibility in both organic and aqueous media.
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Filtry membránové, Whatman™
Supplier: Whatman products (Cytiva)
Cellulose nitrate membranes, circles, plain. Recommended for the majority of routine applications, this membrane is manufactured under strictly controlled conditions.
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Filtry membránové, MembraClear, Whatman™
Supplier: Whatman products (Cytiva)
These mixed cellulose ester membrane filters are designed for asbestos sampling using the membrane filter method for phase contrast microscopy. Asbestos sampling isolates these fibres from circulating air to determine concentrations.
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Membránové filtry, PTFE, řada WTP, Whatman™
Supplier: Whatman products (Cytiva)
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.
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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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Membrane filters with grid
Supplier: Sartorius
Cellulose nitrate hydrophilic, gridded membrane filters for colony counting, particle testing and microscopy, with outstanding recovery rates for microorganisms.
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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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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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Membrane filters, type 131
Supplier: Sartorius
Non sterile membrane filters for colony counting, particle testing, microscopy and sterility testing. The membrane filters are made of cellulose nitrate (cellulose ester).
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Membrane filters, cellulose nitrate
Supplier: Sartorius
These cellulose nitrate membranes are suitable for air monitoring.
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Membrane disc filters, Metricel® Black PES
Supplier: Cytiva (Formerly Pall Lab)
Contrasting hydrophilic modified black PES membrane for microbiological analysis.
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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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Ultrafiltration membrane filters, Hydrosart®
Supplier: Sartorius
These membranes are highly hydrophilic and are often preferred for their high protein recovery when processing very dilute solutions.
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Membrane disc filters, Optimizer®
Supplier: ENTEGRIS
These filter disc series can be used for simple, quick and efficient filtration of fluids used in laboratory, pilot and small scale applications.
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Náhradní balení pro membránový filtrační dávkovač, Sentino®
Supplier: Cytiva (Formerly Pall Lab)
These membranes have been designed specifically for use with the Sentino® automatic filter dispenser.
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Membrane filters with grid
Supplier: Sartorius
Hydrophobic cellulose nitrate and cellulose acetate gridded membrane filters for colony count and sterility testing, with outstanding retention rates for microorganisms.
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Membrane disc filters, wwPTFE (water wettable PTFE)
Supplier: Cytiva (Formerly Pall Lab)
The next generation of universal hydrophilic PTFE membrane with maximum chemical compatibility when filtering both aqueous solutions and aggressive solvents.
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Mixed cellulose ester membranes, non-sterile, 0,45 µm, Whatman™
Supplier: Cytiva (Formerly Pall Lab)
Mixed cellulose ester, WME range, circles, gridded. Whatman mixed cellulose ester membranes are composed of cellulose acetate and cellulose nitrate. These membranes are characterized by a smoother and more uniform surface than pure nitrocellulose filters.
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Membrane disc filters
Supplier: Sartorius
Gelatine membrane filters in conjunction with the MD8 air samplers (gelatine filter method) are used for the collection of airborne microbes and viruses. These filters are completely water-soluble, therefore, microbes in one sample can be cultivated in different nutrient media or low and high bacteria counts can be measured.
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Ultrafiltration membrane filters, cellulose triacetate
Supplier: Sartorius
These membrane filters have high hydrophilicity and exceptionally low non-specific binding characteristics. These membranes are ideal for sample cleaning and protein removal and when high recovery of the filtrate solution is of primary importance.
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Mesh woven filters, polyester, 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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Membrane disc filters, GN-6 Metricel® MCE
Supplier: Cytiva (Formerly Pall Lab)
Certified hydrophilic mixed cellulose esters membrane for microbiological analysis meets or surpasses regulatory specifications.
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Membrane filters, Microsart® e.motion
Supplier: Sartorius
These sterile cellulose nitrate and PES Microsart® e.motion membrane filters can be used for colony counting, particle testing and microscopy. They are specifically designed for use in the Microsart® e.motion dispenser.
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Membrane disc filters, Versapor® Acrylic Copolymer
Supplier: Cytiva (Formerly Pall Lab)
Hydrophilic acrylic polymer Versapor® membrane on non woven support ideal for pre-filtration of difficult to filter solutions and serum.
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Membrane filters, type 111
Supplier: Sartorius
Cellulose acetate hydrophilic membrane filters. Ideal for biological and clinical analysis, sterility tests and scintillation measurements. Very low protein binding capacity, suitable for aqueous, alcoholic media and hot gases.
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Membrane filters, BOLA
Supplier: Bohlender
Membrane filters made of microporous PTFE, with 0,2 mm thickness.