Recommended for majority of routine applications, this membrane is manufactured under strictly controlled conditions.  Whatman™ Type WCN Cellulose Nitrate Membranes narrow pore size distribution for improved surface capture and analysis. X25 MB S WCN WHITE90MM PLAIN/

Ensure quality control in microbiological filtering. Sartorius™ Gridded Sterile Cellulose Nitrate Membrane Filters, 0.45μm are single-packed membranes with colored grids for colony counting, particle testing and microscopy. The 0.45μm pore size is made in accordance with ISO 7704. Choose from two diameters and quantities in a range of filter/grid color combinations. X1000 MBNE NC G/W 0,45µ 50MM ST grau/weiß, (VE=1000 Stck.)

Recommended when maximum recovery is important. MilliporeSigma™ Durapore™ PVDF Membranes: 0.45μ Pore Size provide high flow rates and throughput, low extractables, broad chemical compatibility and low protein binding. Available in diameters ranging from 13mm to 142mm. X100 DURAPORE PVDF .45UM WH PL 13MM

Flexible and durable for easier handling.   GE Healthcare Nylon Membranes are naturally hydrophilic, eliminating need for wetting agents and prewetting when filtering aqueous solutions. X50 MB NYLON WHITE 0.2µ 90MM

Designed for air monitoring, bioassays, dairy microbiology, particle monitoring and particle removal. MilliporeSigma™ MF-Millipore™ Mixed Cellulose Ester Membranes, 0.80µm pore size are available in a range of diameters. Composed of mixed cellulose membrane in black or white with a plain or gridded surface. 100GR MCE .8UM BK PL 25MM

Designed for a wide range of analytical and research applications. MilliporeSigma™ MF-Millipore™ Mixed Cellulose Ester Membranes, 5.0µm pore size are available in a range of diameters. Composed of plain, white mixed cellulose membrane. X50 MCE 5.0UM WH PL 142MM

Designed for a wide range of analytical and research applications. MilliporeSigma™ MF-Millipore™ Mixed Cellulose Ester Membranes, 0.45µm pore size are available in a range of diameters. Composed of mixed cellulose membrane in black or white with a plain or gridded surface. X100 MCE .45UM WH GD 25MM

Naturally hydrophilic membrane designed to wet out evenly and retain its superior strength during use in general filtration or medical assays. X200 MBNE NY 13MM .22µ

Prepares liquid scintillation cocktail for scintillation counter measurements. Whatman™ Cellulose Acetate Membranes are highly heat resistant and can filter hot liquids and hot gases. X50 MB FILTERS OE 67110 MM P

Whatman™ Mixed Cellulose Ester Membrane Filters are biologically inert and offers high degree of internal surface area for greater product adsorption. X400 MB FILTERS ME 26/31 STL

Manufactured from high-quality polycarbonate film and track-etched for high pore size precision. Whatman™ 25mm Nuclepore™ Polycarbonate Track-Etched Membranes combine high flow rates and chemical and thermal resistance with sharply defined pores, making them suitable for microscopy, cytology, parasitology, and certain air and oceanography analyses. X100 FILTER MB PC 8.0UM 25MM

Filtration of aqueous or organic solutions X100 NYLON .45UM WH PL 25MM

Fisherbrand™ Mixed Celluloses Esters Membranes Sterile Filters are composed of cellulose acetate and cellulose nitrate. X100 MBNE MCE BLACK/W 47MM .22µ S

Designed for a wide range of analytical and research applications. MilliporeSigma™ MF-Millipore™ Mixed Cellulose Ester Membranes, 0.22µm pore size are available in a range of diameters. Composed of plain, white mixed cellulose membrane. 200GR MCE .22UM WH PL 90MM

Whatman polyethersulfone (PES) membrane filters from GE Healthcare’s Life Sciences business are hydrophilic and stable in alkaline pH, making them suitable for biological samples and aqueous applications. X100 47MM 0.8 UM PES MB 100/P

Recommended when maximum recovery is important X50 DURAPORE PVDF .65UM WH PL 82MM

Ensures visibility of particles under the microscope with smooth membranes and low affinity for stains. Whatman™ Cyclopore™ Polycarbonate Membrane Filters can also reproduce microfiltration characteristics of track-etched membrane filters. X100 MB CYCLOPORE PC 12.0UM 47MM

Fisherbrand™ Polyethersulfone Membranes features highly asymmetrical pore structure that offers effective loading capacity and high flow rate. X100 MBNE PES 25MM .45µ

Reduces background fluorescence in support of epifluorescence microscopy. Whatman™ Nuclepore™ Black Polycarbonate Membrane Filters improve visibility and help to distinguish microorganisms from other particulates. X100 PC MB 25MM .4UM B

Excellent chemical and temperature resistance X50 SILVER MEMBRANE .45UM 25MM

X50 NC45 0.45UM 85MM 50/PK, 50/CS, MA: 10401122

Used in analytical & research application. X50 MCE .65UM WH PL 142MM

Use for analyses of airborne contaminants and other particles using optical or electron microscopy. MilliporeSigma™ Isopore™ Polycarbonate Membrane Filters have a smooth, glass-like surface for clearer sample observation. Available in a variety of pore sizes/flow rates, diameters and colors. X100 ISOPORE POLYCARB .2UM WH PL 13MM

Fisherbrand™ PTFE membrane is hydrophobic filter made of polytetra-fluorethylene laminated with PP layer. X100 MBNE PTFE 25MM 5µ

Constructed with precision pore structure and narrow pore size distribution. Whatman™ Anodisc™ Filter Membranes ensure a high level of particle removal efficiency. Captures microorganisms and particulates on the surface of the membrane for subsequent analysis. X100 MBNE ANODISC 13MM 0.1µM

Manufactured from high-quality polycarbonate film and track-etched for high pore size precision. Whatman™ 47mm Nuclepore™ Polycarbonate Hydrophilic Membranes combine high flow rates and chemical and thermal resistance with sharply defined pores, making them suitable for microscopy, cytology, parasitology, and certain air and oceanography analyses. X100 PC MB 47MM .6UM

Recommended when maximum recovery is important. MilliporeSigma™ Durapore™ PVDF Membranes: 0.22μ Pore Size provide high flow rates and throughput, low extractables, broad chemical compatibility and low protein binding. Available in diameters ranging from 13mm to 142mm. X50 DURAPORE PVDF .22UM WH PL 142MM

Unlaminated for extreme chemical or temperature conditions X100 MITEX PTFE 10UM WH PL 13MM

Fisherbrand™ Mixed Celluloses Esters Membranes Non-sterile Filters are composed of cellulose acetate and cellulose nitrate. X100 MBNE MCE 47MM .65µ NS

Hydrophobic membrane with laminated backing for easier handling X50 FLUOROPORE PTFE 1.0UM WH PL 142MM