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Membrane Filters

Membrane filters are essential tools in scientific research and industrial processes, designed to selectively separate particles based on size through a semi-permeable barrier. These filters are commonly used in pharmaceutical manufacturing, water treatment, and laboratory research. Constructed from materials such as polysulfone, nylon, and polypropylene, membrane filters feature precise pore sizes that range from several micrometers to a few nanometers. This enables them to perform critical functions such as sterilization by removing microorganisms, and precise sample preparation. Their ability to efficiently block contaminants while allowing desired particles to pass through makes them invaluable for ensuring the purity and safety of various substances. With advancements in technology, the use of membrane filters is expanding, highlighting their significance in improving product safety and environmental health.
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Whatman 10401118 Cellulose Nitrate, 90mm Dia, 0.45 micrometer Pore Size, Plain White, 50/pk (PN: 10401118)

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NC45 0.45uM 90MM 50/PKCellulose Nitrate Membranes, plain, 0.45 µm, 90 mm Recommended for the majority of routine applications, this membrane is m...

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$688.00
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Whatman 10407112 MicroPlus-21, 47mm Dia, White, Black Grid, Sterile For Use with Whatman Membrane-Butler, 100/pk, 4 pk/bx (PN: 10407112)

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MP21 STL 0.45uM 47MM 400/PKMicroPlus-21 STL membrane circles white, 47 mm, cellulose nitrate, 0.45 µm, 3.1 mm black grid, sterile, for Membrane-But...

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Whatman 10407134 MicroPlus-31, 50mm Dia, Black, White Grid, Sterile For Use with Whatman Membrane-Butler, 100/pk, 4 pk/bx (PN: 10407134)

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MP31 STL 0.45uM 50MM 400/PKMicroPlus-31 STL membrane circles black, 50 mm, cellulose nitrate, 0.45 µm, 3.1 mm white grid, sterile, for Membrane-Butler

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$715.00
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Whatman 10407114 MicroPlus-21, 50mm Dia, White, Black Grid, Sterile For Use with Whatman Membrane-Butler, 100/pk, 4 pk/bx (PN: 10407114)

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MP21 STL 0.45uM 50MM 400/PKMicroPlus-21 STL membrane circles white, 50 mm, cellulose nitrate, 0.45 µm, 3.1 mm black grid, sterile, for Membrane-Butler

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Whatman 10401721 Filter Circles, 100mm Dia, Mixed Cellulose Ester ME 24 Plain, 0.2 micrometer Pore Size, 50/pk (PN: 10401721)

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ME24 0.2uM 100MM 50/PKMixed cellulose ester membrane circles (ME 24), 0.2 µm, 100 mm are composed of cellulose acetate and cellulose nitrate. The M...

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Whatman 10407132 MicroPlus-31, 47mm Dia, Black, White Grid, Sterile For Use with Whatman Membrane-Butler, 100/pk, 4 pk/bx (PN: 10407132)

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MP31 STL 0.45uM 47MM 400/PKMicroPlus-31 STL membrane circles black, 47 mm, cellulose nitrate, 0.45 µm, 3.1 mm white grid, sterile, for Membrane-Butler

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Whatman 10407170 MicroPlus-41, 47mm Dia, Green, Black Grid, Sterile For Use with Whatman Membrane-Butler, 100/pk, 4 pk/bx (PN: 10407170)

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MP41 STL 0.45uM 47MM 400/PKMicroPlus-41 STL membrane circles green, 47 mm, cellulose nitrate, 0.45 µm, 3.1 mm black grid, sterile, for Membrane-Butler

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$715.00
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Whatman 10407172 MicroPlus-41, 50mm Dia, Green, Black Grid, Sterile For Use with Whatman Membrane-Butler, 100/pk, 4 pk/bx (PN: 10407172)

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In stock

MP41 STL 0.45uM 50MM 400/PKMicroPlus-41 STL membrane circles green, 50 mm, cellulose nitrate, 0.45 µm, 3.1 mm black grid, sterile, for Membrane-Butler

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Whatman 10400921 Filter Circles, 100mm Dia, Mixed Cellulose Ester ME 27 Plain, 0.8 micrometer Pore Size, 50/pk (PN: 10400921)

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ME27 0.8uM 100MM 50/PKMixed cellulose ester membrane circles (ME 27), 0.8 µm, 100 mm are composed of cellulose acetate and cellulose nitrate. The M...

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Whatman 10408712 Membrane Filtration, ME24 (Mixed Cellulose Ester), 47mm Dia, 0.2 micrometer, White, 3.1mm/ Black Grid, Sterile For Use with Whatman Membrane-Butler, 400/pk (PN: 10408712)

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ME24/21 STL 0.2uM 47MM 400/PKMixed cellulose ester circles (ME24), circles white, 47 mm, mixed esters, 0.2 µm, 3.1 mm black grid, sterile, for Memb...

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$569.27
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Whatman 10400821 Filter Circles, 100mm Dia, Mixed Cellulose Ester ME 28 Plain, 1.2 micrometer Pore Size, 50/pk (PN: 10400821)

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ME28 1.2uM 100MM 50/PKMixed cellulose ester membrane circles (ME 28), 1.2 µm, 100 mm are composed of cellulose acetate and cellulose nitrate. The M...

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Whatman 10407324 Membrane Filtration, ME25 (Mixed Cellulose Ester), 50mm Dia, 0.45 micrometer, White, 5.1mm/ Black Grid, Sterile For Use with Whatman Membrane-Butler, 400/pk (PN: 10407324)

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ME25/20 STL 0.45uM 50MM 400/PKMixed Cellulose Ester - ME25 membrane circles white, 50 mm, mixed esters, 0.45 µm, 5 mm black grid, sterile, for Memb...

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Whatman 10408714 Membrane Filtration, ME24 (Mixed Cellulose Ester), 50mm Dia, 0.2 micrometer, White, 3.1mm/ Black Grid, Sterile For Use with Whatman Membrane-Butler, 400/pk (PN: 10408714)

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ME24/21 STL 0.2uM 50MM 400/PKMixed cellulose ester circles (ME24), circles white, 50 mm, mixed esters, 0.2 µm, 3.1 mm black grid, sterile, for Memb...

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Whatman 10407312 Membrane Filtration, ME25/21 (Mixed Cellulose Ester), 47mm Dia, 0.45 micrometer, White, 3.1mm/ Black Grid, Sterile For Use with Whatman Membrane-Butler, 400/pk (PN: 10407312)

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ME25/21 STL 0.45uM 47MM 400/PKMixed cellulose ester membrane circles ME25/21 STL membrane circles white, 47 mm, mixed esters, 0.45 µm, 3.1 mm black...

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Whatman 10407314 Membrane Filtration, ME25/21 (Mixed Cellulose Ester), 50mm Dia, 0.45 micrometer, White, 3.1mm/ Black Grid, Sterile For Use with Whatman Membrane-Butler, 400/pk (PN: 10407314)

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In stock

ME25/21 STL 0.45uM 50MM 400/PKMixed cellulose ester membrane circlesME25/21 STL membrane circles white, 50 mm, mixed esters, 0.45 µm, 3.1 mm black ...

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Whatman 10407332 Membrane Filtration, ME25/21 (Mixed Cellulose Ester), 47mm Dia, 0.45 micrometer, Black, 3.1mm/ White Grid, Sterile For Use with Whatman Membrane-Butler, 400/pk (PN: 10407332)

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ME25/31 STL 0.45uM 47MM 400/PKMixed cellulose ester membrane circles ME25/31 STL membrane circles black, 47 mm, mixed esters, 0.45 µm, 3.1 mm white...

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Whatman 10407334 Membrane Filtration, ME25/31 (Mixed Cellulose Ester), 50mm Dia, 0.45 micrometer, Black, 3.1mm/ White Grid, Sterile For Use with Whatman Membrane-Butler, 400/pk (PN: 10407334)

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ME25/31 STL 0.45uM 50MM 400/PKMixed cellulose ester membrane circles ME25/31 STL membrane circles black, 50 mm, mixed esters, 0.45 µm, 3.1 mm white...

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Whatman 10407370 Membrane Filtration, ME25/41 (Mixed Cellulose Ester), 47mm Dia, 0.45 micrometer, Green, 3.1mm/ Black Grid, Sterile For Use with Whatman Membrane-Butler, 400/pk

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ME25/41 STL 0.45uM 47MM 400/PKMixed cellulose ester membrane circles ME25/41 STL membrane circles green, 47mm, mixed esters, 0.45 µm, 3.1 mm black ...

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Whatman 10407372 Membrane Filtration, ME25/41 (Mixed Cellulose Ester), 50mm Dia, 0.45 micrometer, Green, 3.1mm/ Black Grid, Sterile For Use with Whatman Membrane-Butler, 400/pk (PN: 10407372)

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ME25/41 STL 0.45uM 50MM 400/PKMixed cellulose ester membrane circles ME25/41 STL membrane circles green, 50 mm, mixed esters, 0.45 µm, 3.1 mm black...

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Whatman 10409834 Membrane Filtration, ME26/31 (Mixed Cellulose Ester), 50mm Dia, 0.6 micrometer, 3.1mm/ White Grid, Sterile For Use with Whatman Membrane-Butler, 400/pk (PN: 10409834)

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ME26/31 STL 0.6uM 50MM 400/PKMixed cellulose ester membrane circles (ME 25 Select), sterile, leporello, folded format, 50MM, 0.6um, 400/pk is a Hy...

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Whatman 7141-154 Filter Circles, 47mm Dia, Mixed Cellulose Ester WME White/ Black Grid 3.1mm without Pad, Sterile, 0.45 micrometer Pore Size, 1000/pk (PN: 7141-154)

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WME WHGRST 47MM 0.45uM 1000/PKMixed cellulose ester circles (WME), white/black grid 3.1 mm, sterile, without pad, 0.45 µm, 47 mm, 1000/pk. Composed...

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$664.45
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Whatman 10331487 Filter Circles, 240mm Dia, Folded, Grade 520B, 50/pk

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520A 58x58CM 250/PKFilter Papers for Technical Use - Grade 520 a sheets, 580 x 580 mm, 250/pk. A thin paper with great wet strength and a very high...

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$487.69
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Whatman 10343687 Filter Sheets, 580 x 580mm, For Technical Use Grade 2589 a, 100/pk

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2589A 580x580MM 100/PKFilter Papers for Technical Use - Grade 2589 a sheets, 580 x 580 mm, 100/pk. A fast to medium fast filter with high wet stren...

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$538.00
$487.69
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Whatman 10334383 Filter Paper, Grade 0858, Sheet, 390mm x 390mm, 500/pk

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0858 390x390MM 500/PKQualitative Filter Papers - Standard Grade 0858 sheets, 390 x 390mm, 500/pk. A universal filter paper,grained, with medium fas...

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$502.00
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$455.05
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