You searched for: Membrane Filters

Supplier: Sartorius

These membranes are highly hydrophilic and are often preferred for their high protein recovery when processing very dilute solutions.

Supplier: Merck

These PTFE white hydrophilic membrane compatible with all commonly used HPLC solvents. The membrane undergoes a special treatment process to remove any residual extractables, to provide clearer analysis results. They are widely used for HPLC mobile phase filtration, clarifying acids, bases and dilute protein solutions and isolation of RNA.

Supplier: Merck

Mitex™ PTFE hydrophobic membranes are unaffected by almost all liquids, including organic solvents, concentrated acids and bases, propellants, and cryogenic fluids. They are unbacked, but easy to handle, combining the convenience of a backed membrane with the versatility of a pure PTFE membrane.

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.

Supplier: Cytiva (Formerly Pall Lab)

Contrasting hydrophilic modified black PES membrane for microbiological analysis.

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.

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.

Supplier: Merck

This 33 mm syringe filter with a hydrophilic polyethersulfone membrane, for non-sterile filtration on the Samplicity G2 system, has a 0,22 µm pore size used in preparation of aqueous solutions prior to chromatography or other instrument analyses.

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.

Supplier: Merck

Nylon filters are compatible with a broad range of solvents. Commonly used in the automotive industry for cleanliness analysis.

Supplier: Merck

The unique Natrix® Q chromatography membrane is a porous polyacrylamide hydrogel containing a high density of pendant quaternary ammonium (Q) binding groups that are directly polymerised within an inert, macroporous membrane scaffold.

Supplier: Merck

If your waste samples contain non-volatile or semi-volatile substances or metals, use this hazardous waste filtration system for saparation, extratction, and filtration. Developed in collaboration with the US Environmental Protection Agency (EPA), the system is designed specifically for the US EPA Extraction Procedure (EP) Toxicity Test and Toxicity Characteristic Leaching Procedure (TCLP). The device separates solid and liquid phases of waste samples for analysis.

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.

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.

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.

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.

Supplier: Whatman products (Cytiva)

Cellulose nitrate membranes, circles, plain. Recommended for the majority of routine applications, this membrane is manufactured under strictly controlled conditions.

Supplier: Whatman products (Cytiva)

Cytiva's Whatman cellulose acetate membrane filters have very low protein binding, which minimizes sample loss when filtering protein-based aqueous samples.

Supplier: Whatman products (Cytiva)

Cytiva's Whatman cell culture membrane filters are made with PVP-free polycarbonate for enhanced cellular adhesion in biological applications such as neutrophil chemotaxis.

Supplier: Whatman products (Cytiva)

Whatman PTFE membrane filters from Cytiva business are chemically stable and inert, making them suitable for use with aggressive organic solvents, strong acids, and alkalis.

Supplier: Whatman products (Cytiva)

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.

Supplier: Whatman products (Cytiva)

Whatman polyamide membranes are made from pure polyamide making them the universal filter for clarification and sterile filtration.

Supplier: Whatman products (Cytiva)

Whatman Anopore inorganic membranes, supplied as Anodisc membrane filters, are an aluminum oxide membrane with a honeycomb pore structure that facilitates highly precise filtration. Their transparency and surface retention enable efficient light or electron microscopy.

Supplier: Whatman products (Cytiva)

Anopore inorganic membranes (Anodisc), circles, with support ring.

Supplier: Whatman products (Cytiva)

High quality nylon membranes are suitable for filtering aqueous solutions and most organic solvents. They are suitable for use with a wide range of biological preparations and can be used where other membranes are unsuitable or difficult to use.

Supplier: Whatman products (Cytiva)

Whatman non-sterile mixed cellulose ester (MCE) filters from Cytiva are suitable for E. coli culturing, enumeration of bacteria, and other culturing and cell counting methods.

Supplier: Whatman products (Cytiva)

Mixed cellulose ester, WME range, circles. 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.

Supplier: Whatman products (Cytiva)

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.

Supplier: Whatman products (Cytiva)

Cytiva's Whatman Cyclopore polycarbonate membranes are true pore size microporous membranes featuring the sharp cut-off and reproducible microfiltration characteristics of track-etched membranes.

Supplier: Whatman products (Cytiva)

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.