Membrane Filters
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.
Membrane Filters, Type 250
Supplier: Sartorius
Hydrophilic polyamide (nylon) membrane filters. For the filtration of alkaline solutions and organic solvents.
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Membrane disc filters, Supor® PES
Supplier: Cytiva (Formerly Pall Lab)
Hydrophilic PES Supor® membrane for reduced filtration time, optimised for biological, pharmaceutical and sterilising filtration requirements.
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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 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 disc filters, GLA-5000 PVC
Supplier: Cytiva (Formerly Pall Lab)
Inherently low ash membrane ideally suited for multiple NIOSH analytical methods.
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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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Nylaflo™ Membrane Disc Filters
Supplier: Cytiva (Formerly Pall Lab)
Naturally hydrophilic highly versatile laboratory membrane filter.
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Ultrafiltration membrane disc filters, Omega™
Supplier: Cytiva (Formerly Pall Lab)
Replacement membranes for other stirred cell systems. Used for concentration, fractionation, purification, buffer exchange, or desalting of protein, cell broths, and other biomolecules. Discs can be washed and reused.
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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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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 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 dialysis discs and sheets, Spectra/Por®
Supplier: Spectrum Laboratories
Pre-cut membrane discs are used with Spectra/Por® MacroDialyzers and Equilibrium Dialyzers.
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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, 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 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, type 113
Supplier: Sartorius
Cellulose nitrate hydrophilic membrane filters. For sample pretreatment, particle testing and chemotaxis.
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