Use for analyses of airborne contaminants and other particles using optical or electron microscopy. 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.

Increase filtration speed and throughput of highly viscous or heavily particulated solutions when using theses prefilters with Nalgene MF75 filter units or bottle top filters.

Fisherbrand™ PTFE membrane is hydrophobic filter made of polytetra-fluorethylene laminated with PP layer.

Used in analytical research.

Used with seripettor™ / QuikSip™ / accu-jet™ pro macro pipet controllers. Filter Membranes are available in 3μL capacity and provided in blister pack packaging.

Designed for easy handling and maximum safety in air filtration. Sartorius™ Midisart™ 2000 PTFE Air Filter entirely eliminates moisture breakthrough because of its inherently hydrophobic PTFE membrane reinforced with polypropylene gauze. Stepped hose barb connectors ensure a simple and secure hold.

Recommended when maximum recovery is important. 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.

Designed for a wide range of analytical and research applications. 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.

Recommended when maximum recovery is important. 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.

Provides a flat surface to eliminate filter tearing or rupturing. Whatman™ Polyester Drain Discs are used to support membrane filters. They are available in a variety of diameters for use in a range of devices.

Designed for air monitoring, bioassays, dairy microbiology, particle monitoring and particle removal. 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.

Suitable filter for HPLC bottle sterile pressure equalization. Duran™ Spare Syringe Filter fits into the cap of a Duran™ HPLC bottle.

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.

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.

Suitable for Clarification and sterilizing filtration of biological fluids . Fisherbrand™ Cellulose Membranes filters are composed of pure cellulose acetate modified to offer researchers the lowest binding filters available.

Naturally hydrophilic membrane designed to wet out evenly and retain its superior strength during use in general filtration or medical assays.

Ideal for filtering or sterilizing nonprotein-containing biological solutions. Inherently hydrophilic membranes do not require prewetting — use to filter aqueous solutions and organic solvents. Withstand repeated steam sterilization.

Fisherbrand™ Mixed Celluloses Esters Membranes Non-sterile Filters are composed of cellulose acetate and cellulose nitrate.

Fisherbrand™ Mixed Celluloses Esters Membranes Sterile Filters are composed of cellulose acetate and cellulose nitrate.

Carry out particualte and microbial analysis with these filter membranes. Available in various forms for water quality work, cold sterilization or sample clean up.

Fisherbrand™ Polyethersulfone Membranes features highly asymmetrical pore structure that offers effective loading capacity and high flow rate.

Clear sodium chloride disc used in an infrared spectrophotometer

Used in analytical & research application.

Hydrophobic membrane with laminated backing for easier handling

Compatible with virtually all solvents, acids and alkaline solutions