Whatman filters are the gold standard for every filtration process.
So we make sure yours are always in stock, whether they’re:
Cellulose
Nylon
PES
Polyamide
Polycarbonate
PTFE
Or something special
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Inorganic Membrane Filter, 25 mm dia, Aluminum Oxide, 0.02 µm Pore Size, with Support Ring, Circle, Low Protein Binding, Hydrophilic, For Laboratory Filtration Applications
Membrane Filter, 25 mm dia, White/Black, Mixed Cellulose Ester, 0.8 µm Pore Size, Circle Format, Grid, For Asbestos Fiber Analysis
Membrane Filter, 50 mm dia, 0.22 µm Pore Size, Inline, PTFE, Polypropylene, Ultrasonically Welded, 0.25 to 0.37" Barb Ports, 0.01 to 0.3" Thickness, Hydrophobic, -450 to 500°F Temperature Range, Sterile
Membrane Filter, 25 mm dia, Polycarbonate, Circle, 0.1 µm Pore Size, 7 to 22 µm Thickness, Hydrophilic, Track-etched Membrane Type, Flat and Smooth Surface Type, Translucent Opacity, Non-hygroscopic, Low Tare Weights
Membrane Filter, 0.8 µm Pore Size, White, Mixed Cellulose Esters, 47 mm dia, 150 µm Thickness, Plain Filter Surface, 1.51 Refractive Index, MF-Millipore™ Media, Hydrophilic Wettability, 75°C Maximum Operating Temperature
Membrane Filter, 100 mm dia, Mixed Cellulose Ester, 0.2 µm Pore Size, Circle Format, Plain, ME 24, 135 µm Thickness, 74 to 77% Porosity, 3.1 mm Grid Size, 4.3 to 5 mg/cm2 Basis Weight, Non-sterile, Autoclavable
Membrane Filter Disc, 47 mm dia, MCE, 0.45 &m More...
Microbiological Monitor Membrane, 47 mm dia, Cellulose Nitrate, Gridded, White with Black Grid, 0.45 µm Pore Size, Sterile, For Use in Colony Counting, Particle Testing and Microscopy
Membrane Filter, 13 mm dia, Nuclepore Polycarbonate, Circle, 0.015 µm Pore Size, 7 to 22 µm Thickness, Hydrophilic, Track-etched Membrane Type, Flat and Smooth Surface Type, Translucent Opacity, Low, Consistent Ash and Low Tare Weights
Inorganic Membrane Filter, 13 mm dia, Aluminum Oxide, 0.02 µm Pore Size, Without Support Ring, Circle, Low Protein Binding, Hydrophilic, For Laboratory Filtration Applications
Hydrophilic Mixed Cellulose Ester Membrane, 25 mm dia, White, 0.22 µ Pore Size, Non-sterile, Autoclavable, Easy to Handle, Less Cracking and Fracturing Than Traditional CN Membranes
Membrane Filter, 0.2 µm Pore Size, 13 mm dia, Nylon, >50 ml/min Water Flow Rate at 5 psi, 135°C Maximum Operating Temperature