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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 1960-032 Accessories: 25mm Filter Holder, Stainless Steel Support, 50mL Volume

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25MM GLS MEM HLDR 50MLRES 1/PKMembrane Holder, stainless steel support, 25 mm, 50 ml volume, 1/pk. Produced from borosilicate glass and available w...

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$605.00
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$605.00
$518.85
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$518.85
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$622.00
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$533.43
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Whatman 1960-054 Accessories: 47mm Filter Holder, Stainless Steel Support, 300mL Volume

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47MM SS MEM HLDR 300MLRES 1/PKMembrane Holder, stainless steel support, 47 mm, 300 ml volume, 1/pk Produced from borosilicate glass and available ...

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$622.00
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$622.00
$533.43
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$533.43
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$592.00
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$592.00
$507.70
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$507.70

Whatman 1960-052 Accessories: 25mm Filter Holder, Stainless Steel Support, 25mL Volume

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In stock

25MM SS MEM HLDR 25ML RES 1/PKMembrane Holder, stainless steel support, 25 mm, 25 ml volume, 1/pk. Produced from borosilicate glass and available w...

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$592.00
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$592.00
$507.70
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$507.70
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$189.09
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$189.09
$170.43
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Whatman 1961-054 Accessories: 47mm Filter Holder, Glass Reservoir, 300mL Volume

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GLS RESERVOIR 300ML 1/PKMembrane Holder, glass reservoir, 47 mm, 300 ml volume, 1/pk. Produced from borosilicate glass and available with a choice ...

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$189.09
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$189.09
$170.43
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$170.43
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$477.00
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$477.00
$409.08
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Whatman 1980-002 Accessories: 25mm Syringe Type Holder, Stainless Steel

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SS SYRINGE MEM HLDR 25MM 1/PKMembrane Holder, stainless steel syringe filter type, 25 mm, 1/pk. The holders are designed for the quick and easy cla...

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$477.00
$409.08
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$94.66
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Whatman 230500 Accessories: 22mm Drain Discs, Polyester, 100/pk (5 pk minimum)

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PE DRAIN DISC 22MM 100/PKPolyester drain discs, 22 mm, PE, 100/pk. For use with membrane hardware where extra support is needed for improved flow r...

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$94.66
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$120.95
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Whatman 231100 Accessories: 47mm Drain Discs, Polyester, 100/pk

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PE DRAIN DISC 47MM 100/PKPolyester drain discs, 47 mm, PE, 100/pk. For use with membrane hardware where extra support is needed for improved flow r...

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$120.95
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$120.95
$109.02
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$88.81
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Whatman 230300 Accessories: 10mm Drain Discs, Polyester, 100/pk

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In stock

PE DRAIN DISC 10MM 100/PKPolyester drain discs, 10 mm, PE, 100/pk. For use with membrane hardware where extra support is needed for improved flow r...

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$88.81
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$88.81
$76.16
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$76.16
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$98.32
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$88.61
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Whatman 230600 Accessories: 25mm Drain Discs, Polyester, 100/pk

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In stock

PE DRAIN DISC 25MM 100/PKPolyester drain discs, 25 mm, PE, 100/pk. For use with membrane hardware where extra support is needed for improved flow r...

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$98.32
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$98.32
$88.61
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$88.61
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$104.00
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$89.19
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Whatman 230800 Accessories: 37mm Drain Discs, Polyester, 100/pk

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In stock

PE DRAIN DISC 37MM 100/PKPolyester drain discs, 37 mm, PE, 100/pk. For use with membrane hardware where extra support is needed for improved flow r...

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$104.00
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$104.00
$89.19
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$89.19
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$334.00
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Whatman 420200 Accessories: 25mm Swin-Lok Holder, Polypropylene, 10/pk

Whatman
In stock

SWIN-LOK HOLDER 25MM 10/PKSwin-Lok Plastic Filter Holder, 25 mm, 10/pk

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$286.44
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$41.95
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$37.81
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Whatman 5201-240 Filter Paper, 24cm, Grade 201, 100/pk

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In stock

201 24CM 100/PKQualitative Filter Paper - Reeve Angel, wet strengthed Grade 201 circle,24cm,100/pk; relatively slow filtration, retain medium-fine ...

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$41.95
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$37.81
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$37.81
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$29.26
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Whatman 5202-185 Filter Paper, 18.5cm, Grade 202, 100/pk

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In stock

202 18.5CM 100/PKQualitative Filter Paper - Reeve Angel, wet strengthed Grade 202 circle,18.5cm,100/pk;medium filtration speed, coarse-particle ret...

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$29.26
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$26.37
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$45.69
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$41.18
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Whatman 5202-240 Filter Paper, 24cm, Grade 202, 100/pk

Whatman
In stock

202 24CM 100/PKQualitative Filter Paper - Reeve Angel, wet strengthed Grade 202 circle,24cm,100/pk;medium filtration speed, coarse-particle retenti...

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$45.69
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$132.21
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Whatman 420100 Accessories: 13mm Pop-Top Holder, Polycarbonate, 10/pk

Whatman
In stock

POP TOP HOLDER 13MM 10/PKPop-Top Plastic Filter Holder, 13 mm, 10/pk

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$120.19
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$87.77
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Whatman 5226-330 Filter Paper, 33cm, Grade 226, 100/pk

Whatman
In stock

226 33CM 100/PKQualitative Filter Paper - Reeve Angel, standard filter Grade 226 circle,33cm,100/pk;Retains coarse or gelatinous particulates, high...

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$87.77
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$79.12
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Whatman 5230-110 Filter Paper, 11cm, Grade 230, 50/pk

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In stock

230 11CM 50/PKQualitative Filter Paper - Reeve Angel, standard filter Grade 230 circle,11cm,50/pk;Strong thick filter with crêped surface. high flo...

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$12.80
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$11.55
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$11.55
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$51.12
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$51.12
$46.08
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$46.08

Whatman 5230-240 Filter Paper, 24cm, Grade 230, 50/pk

Whatman
In stock

230 24CM 50/PKQualitative Filter Paper - Reeve Angel, standard filter Grade 230 circle,24cm,50/pk;Strong thick filter with crêped surface. high flo...

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$51.12
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$51.12
$46.08
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$46.08
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$298.00
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$240.54
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Whatman 5201-911 Filter Paper, 14cm x 19cm, Grade 201, 500/pk

Whatman
In stock

201 14x19CM 500/PKQualitative Filter Paper - Reeve Angel, wet strengthed Grade 201 sheet,14x19cm,500/pk; relatively slow filtration, retain medium-...

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$298.00
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$298.00
$240.54
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$240.54
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$73.01
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$73.01
$65.80
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$65.80

Whatman 5201-330 Filter Paper, 33cm, Grade 201, 100/pk

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In stock

201 33CM 100/PKQualitative Filter Paper - Reeve Angel, wet strengthed Grade 201 circle,33cm,100/pk; relatively slow filtration, retain medium-fine ...

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$73.01
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$65.80
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$65.80
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$47.44
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$47.44
$42.75
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$42.75

Whatman 5802-150 Filter Paper, 15cm, Grade 802, Prepleated, 100/pk

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In stock

802 15CM 100/PKQualitative Filter Paper - Reeve Angel, folded prepleated Grade 802 circle,15cm,100/pk. Prepleated wet-strengthed filter paper with ...

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$47.44
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$47.44
$42.75
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$42.75
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$496.00
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$496.00
$333.63
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Whatman 5201-940 Filter Paper, 47cm x 58cm, Grade 201, 500/pk

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In stock

201 47x58CM 500/PKQualitative Filter Paper - Reeve Angel, wet strengthed Grade 201 sheet,47x58cm,500/pk; relatively slow filtration, retain medium-...

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$496.00
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$496.00
$333.63
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$333.63
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$20.13
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$20.13
$18.15
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$18.15

Whatman 5202-150 Filter Paper, 15cm, Grade 202, 100/pk

Whatman
In stock

202 15CM 100/PKQualitative Filter Paper - Reeve Angel, wet strengthed Grade 202 circle,15cm,100/pk;medium filtration speed, coarse-particle retenti...

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$20.13
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$20.13
$18.15
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$18.15
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$12.80
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$12.80
$11.55
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$11.55

Whatman 5202-110 Filter Paper, 11cm, Grade 202, 100/pk

Whatman
In stock

202 11CM 100/PKQualitative Filter Paper - Reeve Angel, wet strengthed Grade 202 circle,11cm,100/pk;medium filtration speed, coarse-particle retenti...

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$12.80
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$12.80
$11.55
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$11.55
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