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Whatman

Explore our comprehensive collection of Whatman filtration solutions, trusted by scientists and researchers worldwide for their reliability, innovation, and quality. Whatman, a brand synonymous with excellence in filtration, offers a diverse range of products designed to meet the most rigorous laboratory standards. From the classic Grade 1 Qualitative Filter Papers known for their precise particle retention, to the cutting-edge PVDF Membrane Filters ideal for protein and nucleic acid transfers, our selection encompasses the best in filtration technology. Whether you’re conducting environmental testing, preparing samples for instrumental analysis, or ensuring sample purity in HPLC, our Whatman product line delivers unparalleled performance. Discover filters with superior chemical resistance, high flow rates, and exceptional purity, all crafted to facilitate accurate and consistent results. Shop now to find the perfect Whatman filtration solution for your laboratory needs, where quality and precision come standard.
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$199.90
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Whatman 3822-090 Glass Fiber Filter Paper without Binder, 9.0CM 100/PK

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GF/C RTU, pre-weighed, 9.0CM 100/PK

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$158.78
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$128.05
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Whatman 1827-090 Filter Circles, 90mm Dia, Binder Free Grade 934-AH, 100/pk (PN:1827-090)

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934-AH 9.0CM 100/PKGlass Microfiber Binder Free Grade 934-AH circles, 90 mm, 100/pk. The fine particle retention of this popular grade is superior ...

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$158.78
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$158.78
$128.05
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$128.05
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$63.71
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$63.71
$57.37
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$57.37

Whatman 1821-090 Filter Circles, 90mm Dia, Binder Free Grade GF/B, 25/bx (PN:1821-090)

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GF/B 9.0CM 25/PKGlass Microfiber Binder Free Grade GF/B circles, 90 mm, 25/pk. Three times thicker than GF/A with higher wet strength and significa...

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$63.71
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$57.37
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$57.37
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$53.06
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$47.78
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Whatman 1823-090 Filter Circles, 90mm Dia, Binder Free Grade GF/D, 25/bx (PN:1823-090)

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GF/D 9CM 25/PKGlass Microfiber Binder Free Grade GF/D circles, 90 mm, 25/pk. Considerably faster in flow rate and overall filtration speed than cel...

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$53.06
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$47.78
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$47.78
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$199.63
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$179.76
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$179.76

Whatman 9907-090 Filter Circles, 90mm Dia, with Grade 934-AH, 100/pk (PN:9907-090)

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934-AH RTU 90MM 100/PK934-AH™ RTU (Ready-To-Use) Glass Microfibre Filters, 90 mm, 100/pk. For Total Suspended Solids Analysis. Comes pre-washed and...

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$199.63
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$179.76
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$179.76
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$486.00
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$437.63
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Whatman 1851-090 Filter Circles, 90mm Dia, Air Sampling Quartz QM-A, 100/pk (PN:1851-090)

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QMA 9.0CM 100/PKQuartz Filters - Grade QM-A Circles, 90 mm 100/pk. High-purity quartz microfiber filters are used for air sampling in acidic gases,...

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$486.00
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$486.00
$437.63
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$437.63
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$172.60
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$172.60
$155.42
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$155.42

Whatman 7182-009 Cellulose Nitrate, 90mm Dia, 0.2 micrometer Pore Size, Plain White, 25/pk (PN: 7182-009)

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WCN WH 90MM 0.2uM 100/PKCellulose Nitrate Membranes, circles, plain, 0.2 µm 90 mm 25/pk. Recommended for the majority of routine applications, this...

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$172.60
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$155.42
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$172.60
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$155.42

Whatman 7184-009 Cellulose Nitrate, 90mm Dia, 0.45 micrometer Pore Size, Plain White, 25/pk (PN: 7184-009)

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WCN WH 90MM 0.45uM 25/PKCellulose Nitrate Membranes, circles, plain, 0.45 µm 90 mm 25/pk. Recommended for the majority of routine applications, thi...

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$172.60
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$172.60
$155.42
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$155.42
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$497.00
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$497.00
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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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$497.00
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$447.54
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$447.54
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$230.00
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$230.00
$207.11
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$207.11

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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$230.00
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$230.00
$207.11
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$207.11
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$245.00
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$245.00
$220.62
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$220.62

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

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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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$245.00
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$220.62
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$352.00
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Whatman 10401618 Filter Circles, 90mm Dia, Mixed Cellulose Ester ME 25 Plain, 0.45 micrometer Pore Size, 50/pk (PN: 10401618)

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ME25 0.45uM 90MM 50/PKMixed cellulose ester membrane circles (ME 25), 0.45 µm, 90 mm are composed of cellulose acetate and cellulose nitrate. The ...

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$352.00
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$316.97
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$52.31
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$47.10
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Whatman 1441-090 Filter Circles, 90mm Dia, Ashless Grade 41, 100/pk (PN:1441-090)

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GR 41 9CM 100/PKQuantitative Filter Papers - Ashless Grade 41 circles, 90 mm, 100/pk The fastest ashless filter paper, recommended for analytical p...

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$52.31
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$47.10
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$55.66
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$50.12
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Whatman 1442-090 Filter Circles, 90mm Dia, Ashless Grade 42, 100/pk (PN:1442-090)

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GR 42 9CM 100/PKQuantitative Filter Papers - Ashless Grade 42 circles, 90 mm, 100/pk A world standard for critical gravimetric analysis with the fi...

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$55.66
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Whatman 1443-090 Filter Circles, 90mm Dia, Ashless Grade 43, 100/pk (PN:1443-090)

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GR 43 9CM 100/PKQuantitative Filter Papers - Ashless Grade 43 circles, 90 mm, 100/pk Intermediate in retention between Grades 40 and 41, and twice ...

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$55.67
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$50.13
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Whatman 1444-090 Filter Circles, 90mm Dia, Ashless Grade 44, 100/pk (PN:1444-090)

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GR 44 9CM 100/PKQuantitative Filter Papers - Ashless Grade 44 circles, 90 mm, 100/pk Thin version of Grade 42 retaining very fine particles but wit...

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$52.31
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$47.10
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Whatman 10300009 Filter Circles, 90mm Dia, Ashless Grade 589/1, 100/pk (PN:10300009)

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589/1 BLKRIB 90MM 100/PKQuantitative Filter Papers - Black Ribbon Ashless Grade 589/1 circles, 90 mm, 100/pk. Filter paper with very high flow rate...

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$47.10
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$53.98
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$48.62
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$48.62

Whatman 10300109 Filter Circles, 90mm Dia, Ashless Grade 589/2, 100/pk (PN:10300109)

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589/2 WHTRIB 90MM 100/PKQuantitative Filter Papers - White Ribbon Ashless Grade 589/2 circles, 90 mm, 100/pk. Medium fine precipitates (class 2b ac...

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$53.98
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$48.62
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$48.62
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$57.55
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$51.83
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$51.83

Whatman 1540-090 Filter Circles, 90mm Dia, Hardened Ashless Grade 540, 100/pk (PN:1540-090)

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GR 540 9CM 100/PKQuantitative Filter Papers - Hardened Ashless Grade 540 Circles, 90 mm 100/pk The general purpose hardened ashless filter paper wi...

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$57.55
$51.83
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$57.55
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$51.83
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$51.83

Whatman 1541-090 Filter Circles, 90mm Dia, Hardened Ashless Grade 541, 100/pk (PN:1541-090)

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GR 541 9CM 100/PKQuantitative Filter Papers - Hardened Ashless Grade 541 Circles, 90 mm 100/pk. Fast filtration of coarse particles and gelatinous ...

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$57.55
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$57.55
$51.83
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$51.83
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$57.55
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$57.55
$51.83
$51.83 - $51.83
$51.83

Whatman 1542-090 Filter Circles, 90mm Dia, Hardened Ashless Grade 542, 100/pk (PN:1542-090)

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GR 542 9CM 100/PKQuantitative Filter Papers - Hardened Ashless Grade 542 Circles, 90 mm 100/pk. High retention of fine particles under demanding co...

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$57.55
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$51.83
$51.83 - $51.83
$51.83
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$52.31
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$52.31
$47.10
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$47.10

Whatman 1450-090 Filter Circles, 90mm Dia, Hardened Low Ash Grade 50, 100/pk (PN:1450-090)

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GR 50 9CM 100/PKQuantitative Filter Papers - Hardened Low Ash Grade 50 circles, 90 mm 100/pk Retention of very fine crystalline precipitates. The t...

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$52.31
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$52.31
$47.10
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$47.10
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$55.66
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$55.66
$50.12
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$50.12

Whatman 1452-090 Filter Circles, 90mm Dia, Hardened Low Ash Grade 52, 100/pk (PN:1452-090)

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GR 52 9CM 100/PKQuantitative Filter Papers - Hardened Low Ash Grade 52 circles, 90 mm 100/pk The general purpose hardened filter paper with medium ...

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$50.12
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$50.12
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$55.67
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$55.67
$50.13
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$50.13

Whatman 1454-090 Filter Circles, 90mm Dia, Hardened Low Ash Grade 54, 100/pk (PN:1454-090)

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GR 54 9CM 100/PKQuantitative Filter Papers - Hardened Low Ash Grade 54 circles, 90 mm 100/pk. Very fast filtration for use with coarse and gelatino...

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$55.67
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$55.67
$50.13
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$50.13
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