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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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$459.58
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$235.00
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Whatman 7188-009 Cellulose Nitrate, 90mm Dia, 0.8 micrometer Pore Size, Plain White, 25/pk (PN: 7188-009)

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WCN WH 90MM 0.8uM 25/PKCellulose Nitrate Membranes, circles, plain, 0.8 µm 90 mm 25/pk. Recommended for the majority of routine applications, this ...

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$235.00
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$235.00
$213.02
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$213.02
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$193.65
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$175.55
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$175.55

Whatman 7190-002 Cellulose Nitrate, 25mm Dia, 1.0 micrometer Pore Size, Plain White, 100/pk (PN: 7190-002)

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WCN WH 25MM 1.0uM 100/PKCellulose Nitrate Membranes, circles, plain, 1.0 µm 25 mm 100/pk. Recommended for the majority of routine applications, thi...

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$193.65
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$193.65
$175.55
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$175.55
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$283.00
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Whatman 10400012 Cellulose Nitrate, 47mm Dia, 12.0 micrometer Pore Size, Plain White, 100/pk (PN: 10400012)

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In stock

AE100 12 uM 47MM 100/PKCellulose nitrate circles, plain, 12 µm 47 MM Recommended for the majority of routine applications, this membrane is manufac...

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$256.54
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$230.00
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Whatman 7184-004 Cellulose Nitrate, 47mm Dia, 0.45 micrometer Pore Size, Plain White, 100/pk (PN: 7184-004)

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WCN WH 47MM 0.45uM 100/PKCellulose Nitrate Membranes, circles, plain, 0.45 µm 47 mm 100/pk. Recommended for the majority of routine applications, t...

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$230.00
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$230.00
$208.49
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$298.00
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Whatman 10400214 Cellulose Nitrate, 50mm Dia, 5.0 micrometer Pore Size, Plain White, 100/pk (PN: 10400214)

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In stock

AE98 5uM 50MM 100/PKCellulose nitrate circles, plain, 5 µm, 50 mm Recommended for the majority of routine applications, this membrane is manufactur...

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$140.64
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$140.64
$127.49
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Whatman 7184-002 Cellulose Nitrate, 25mm Dia, 0.45 micrometer Pore Size, Plain White, 100/pk (PN: 7184-002)

Whatman
In stock

WCN WH 25mm 0.45uM 100/PKCellulose Nitrate Membranes, circles, plain, 0.45 µm 25 mm 100/pk. Recommended for the majority of routine applications, t...

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$140.64
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$140.64
$127.49
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$127.49
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$345.00
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$312.74
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$312.74

Whatman 7184-014 Cellulose Nitrate, 142mm Dia, 0.45 micrometer Pore Size, Plain White, 25/pk (PN: 7184-014)

Whatman
In stock

WCN WH 142MM 0.45uM 25/PKCellulose Nitrate Membranes, circles, plain, 0.45 µm 142 mm 25/pk. Recommended for the majority of routine applications, t...

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$345.00
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$345.00
$312.74
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$312.74
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$283.00
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$283.00
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Whatman 10400212 Cellulose Nitrate, 47mm Dia, 5.0 micrometer Pore Size, Plain White, 100/pk (PN: 10400212)

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In stock

AE98 5uM 47MM 100/PKCellulose nitrate circles, plain, 5 µm, 47 mm Recommended for the majority of routine applications, this membrane is manufactur...

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$283.00
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$283.00
$256.54
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$256.54
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$292.00
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$264.69
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$264.69

Whatman 7195-004 Cellulose Nitrate, 47mm Dia, 5.0 micrometer Pore Size, Plain White, 100/pk (PN: 7195-004)

Whatman
In stock

WCN WH 47MM 5.0uM 100/PKCellulose Nitrate Membranes, circles, plain, 5.0 µm 47 mm 100/pk. Recommended for the majority of routine applications, thi...

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$292.00
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$292.00
$264.69
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$192.81
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$174.77
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Whatman 7195-002 Cellulose Nitrate, 25mm Dia, 5.0 micrometer Pore Size, Plain White, 100/pk (PN: 7195-002)

Whatman
In stock

WCN WH 25MM 5.0uM 100/PKCellulose Nitrate Membranes, circles, plain, 5.0 µm 25 mm 100/pk. Recommended for the majority of routine applications, thi...

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$192.81
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$192.81
$174.77
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$174.77
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$288.00
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Whatman 7186-004 Cellulose Nitrate, 47mm Dia, 0.65 micrometer Pore Size, Plain White, 100/pk (PN: 7186-004)

Whatman
In stock

WCN WH 47MM 0.65uM 100/PKCellulose Nitrate Membranes, circles, plain, 0.65 µm 47 mm 100/pk. Recommended for the majority of routine applications, t...

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$288.00
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$179.93
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Whatman 7188-002 Cellulose Nitrate, 25mm Dia, 0.8 micrometer Pore Size, Plain White, 100/pk (PN: 7188-002)

Whatman
In stock

WCN WH 25MM 0.8uM 100/PKCellulose Nitrate Membranes, circles, plain, 0.8 µm 25 mm 100/pk. Recommended for the majority of routine applications, thi...

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$179.93
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$179.93
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$212.00
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$192.18
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Whatman 10400106 Cellulose Nitrate, 25mm Dia, 8.0 micrometer Pore Size, Plain White, 100/pk (PN: 10400106)

Whatman
In stock

AE99 8uM 25MM 100/PKCellulose nitrate circles, plain, 8 µm, 25 mm Recommended for the majority of routine applications, this membrane is manufactur...

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$192.18
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$298.00
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Whatman 10400114 Cellulose Nitrate, 50mm Dia, 8.0 micrometer Pore Size, Plain White, 100/pk (PN: 10400114)

Whatman
In stock

AE99 8uM 50MM 100/PKCellulose nitrate circles, plain, 8 µm, 50 mm Recommended for the majority of routine applications, this membrane is manufactur...

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$298.00
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$298.00
$270.13
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$226.62
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$226.62

Whatman 7195-009 Cellulose Nitrate, 90mm Dia, 5.0 micrometer Pore Size, Plain White, 25/pk (PN: 7195-009)

Whatman
In stock

WCN WH 90MM 5.0uM 25/PKCellulose Nitrate Membranes, circles, plain, 5.0 µm 90 mm 25/pk. Recommended for the majority of routine applications, this ...

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$250.00
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$226.62
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$226.62
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$248.00
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$224.81
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$224.81

Whatman 7188-003 Cellulose Nitrate, 37mm Dia, 0.8 micrometer Pore Size, Plain White, 100/pk (PN: 7188-003)

Whatman
In stock

WCN WH 37MM 0.8uM 100/PKCellulose Nitrate Membranes, circles, plain, 0.8 µm 37 mm 100/pk. Recommended for the majority of routine applications, thi...

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$248.00
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$248.00
$224.81
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$259.00
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$259.00
$234.78
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Whatman 7188-004 Cellulose Nitrate, 47mm Dia, 0.8 micrometer Pore Size, Plain White, 100/pk (PN: 7188-004)

Whatman
In stock

WCN WH 47MM 0.8uM 100/PKCellulose Nitrate Membranes, circles, plain, 0.8 µm 47 mm 100/pk. Recommended for the majority of routine applications, thi...

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$259.00
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$259.00
$234.78
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$234.78
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$688.00
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$623.65
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$623.65

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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$688.00
$623.65
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$623.65
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$288.00
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$288.00
$261.07
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$261.07

Whatman 7190-004 Cellulose Nitrate, 47mm Dia, 1.0 micrometer Pore Size, Plain White, 100/pk (PN: 7190-004)

Whatman
In stock

WCN WH 47MM 1.0uM 100/PKCellulose Nitrate Membranes, circles, plain, 1.0 µm 47 mm 100/pk. Recommended for the majority of routine applications, thi...

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$288.00
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$288.00
$261.07
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$261.07
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$293.00
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$293.00
$265.60
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$265.60

Whatman 7191-005 Cellulose Nitrate, 50mm Dia, 1.2 micrometer Pore Size, Plain White, 100/pk (PN: 7191-005)

Whatman
In stock

WCN WH 50MM 1.2uM 100/PKCellulose Nitrate Membranes, circles, plain, 1.2 µm 50 mm 100/pk. Recommended for the majority of routine applications, thi...

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$293.00
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$293.00
$265.60
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$265.60
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$328.00
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$328.00
$297.33
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$297.33

Whatman 7191-014 Cellulose Nitrate, 142mm Dia, 1.2 micrometer Pore Size, Plain White, 25/pk (PN: 7191-014)

Whatman
In stock

WCN WH 142MM 1.2uM 25/PKCellulose Nitrate Membranes, circles, plain, 1.2 µm 142 mm 25/pk. Recommended for the majority of routine applications, thi...

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$328.00
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$328.00
$297.33
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$297.33
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$298.00
$298.00 - $298.00
$298.00
$270.13
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$270.13

Whatman 10400014 Cellulose Nitrate, 50mm Dia, 12.0 micrometer Pore Size, Plain White, 100/pk (PN: 10400014)

Whatman
In stock

AE100 12uM 50MM 100/PKCellulose nitrate circles, plain, 12 µm 50 MM Recommended for the majority of routine applications, this membrane is manufact...

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$298.00
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$298.00
$270.13
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$270.13
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$283.00
$283.00 - $283.00
$283.00
$256.54
$256.54 - $256.54
$256.54

Whatman 7193-004 Cellulose Nitrate, 47mm Dia, 3.0 micrometer Pore Size, Plain White, 100/pk (PN: 7193-004)

Whatman
In stock

WCN WH 47MM 3.0uM 100/PKCellulose Nitrate Membranes, circles, plain, 3.0 µm 47 mm 100/pk. Recommended for the majority of routine applications, thi...

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$283.00
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$283.00
$256.54
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$256.54
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