Membranes for Filtration
GE Healthcare Whatman™ Cyclopore™ Polycarbonate Membrane Filters
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.
Advantec MFS™ Cellulose Ester Membrane Filters
Mixed cellulose ester membranes, well suited for microbiological analysis of water, wastewater, pharmaceuticals, or beverages. Advantec MFS™ Cellulose Ester Membrane Filters feature a gridded surface for colony counting.
GE Healthcare Whatman™ 47mm Nuclepore™ Polycarbonate Track-Etched Membranes
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.
Merck™ Isopore™ Polycarbonate Membrane Filters
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.
GE Healthcare Whatman™ Polyamide Membranes
Universal filter made from pure polyamide for clarification and sterile filtration
Sartorius™ Polyamide (Nylon) Membrane Filters
Recommended for particle-removing filtration of water, aqueous solutions and solvents for analytical determination. Sartorius™ Polyamide (Nylon) Membrane Filters are white, non-sterile filters without grids. Choose from two pore sizes in four diameters. Bulk packed for space and cost savings.
Merck™ Fluoropore™ PTFE Membrane Filters
Hydrophobic membrane with laminated backing for easier handling
Sartorius™ Polyethersulfone Membrane Filters
Polyethersulfone (PES) filters have a high internal porosity.
Sartorius™ Gridded Sterile Cellulose Nitrate Membrane Filters: 0.45μm
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.
GE Healthcare Whatman™ PTFE Membrane Circles
Provides clarification of corrosives, solvents, and aggressive fluids. Whatman™ PTFE Membrane Circles are particularly useful in HPLC analysis when solid particles can cause permanent damage to the column.
GE Healthcare Whatman™ Mixed Cellulose Ester Membrane Filters
Whatman™ Mixed Cellulose Ester Membrane Filters are biologically inert and offers high degree of internal surface area for greater product adsorption.
Sartorius™ PTFE (Polytetrafluorethylene) Membrane Filters
Filter air and gasses, even at low differential pressures. Sartorius™ PTFE (Polytetrafluorethylene) Membrane Filters are permanently hydrophobic with low adsorption and excellent chemical compatibility. Choose from four pore sizes in a variety of diameters.
Fisherbrand™ Nylon Membrane Filter
Naturally hydrophilic membrane designed to wet out evenly and retain its superior strength during use in general filtration or medical assays.
Fisherbrand™ Mixed Celluloses Esters Membranes Non-sterile Filter
Fisherbrand™ Mixed Celluloses Esters Membranes Non-sterile Filters are composed of cellulose acetate and cellulose nitrate.
Fisherbrand™ Polyethersulfone Membranes
Fisherbrand™ Polyethersulfone Membranes features highly asymmetrical pore structure that offers effective loading capacity and high flow rate.
Fisherbrand™ PTFE Filter Membranes
Fisherbrand™ PTFE membrane is hydrophobic filter made of polytetra-fluorethylene laminated with PP layer.
Fisherbrand™ Mixed Celluloses Esters Membranes Sterile Filter
Fisherbrand™ Mixed Celluloses Esters Membranes Sterile Filters are composed of cellulose acetate and cellulose nitrate.
Fisherbrand™ Cellulose Membranes
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.
Thermo Scientific™ Nalgene™ Glass Prefilters
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.
Alfa Aesar™ Sodium Chloride Crystals Optic Discs
Clear sodium chloride disc used in an infrared spectrophotometer
Thermo Scientific™ Nalgene™ Filter Membranes
Carry out particualte and microbial analysis with these filter membranes. Available in various forms for water quality work, cold sterilization or sample clean up.
Cole Parmer™ Nylon Membranes
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.
Merck™ Omnipore™ Membrane Filter
Compatible with virtually all solvents, acids and alkaline solutions
Merck™ MF-™ Mixed Cellulose Ester Membranes with Grid: 0.45μm Pore Size
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.