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$34.00
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$29.16
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Whatman 1440-042 Filter Circles, 42.5mm Dia, Ashless Grade 40, 100/pk (PN:1440-042)

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In stock

GR 40 4.25CM 100/PKQuantitative Filter Papers - Ashless Grade 40 circles, 42.5 mm, 100/pk The classic general purpose ashless filter paper with med...

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$34.00
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$34.00
$29.16
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$29.16
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$27.00
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$27.00
$23.16
$23.16 - $23.16
$23.16

Whatman 1441-042 Filter Circles, 42.5mm Dia, Ashless Grade 41, 100/pk (PN:1441-042)

Whatman
In stock

GR 41 4.25CM 100/PKQuantitative Filter Papers - Ashless Grade 41 circles, 42.5 mm, 100/pk The fastest ashless filter paper, recommended for analyti...

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$27.00
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$23.16
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$23.16
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$28.76
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$28.76
$24.67
$24.67 - $24.67
$24.67

Whatman 1442-042 Filter Circles, 42.5mm Dia, Ashless Grade 42, 100/pk (PN:1442-042)

Whatman
In stock

GR 42 4.25CM 100/PKQuantitative Filter Papers - Ashless Grade 42 circles, 42.5 mm, 100/pk A world standard for critical gravimetric analysis with t...

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$28.76
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$28.76
$24.67
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$24.67
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$28.76
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$28.76
$24.67
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$24.67

Whatman 1450-042 Filter Circles, 42.5mm Dia, Hardened Low Ash Grade 50, 100/pk (PN:1450-042)

Whatman
In stock

GR 50 4.25CM 100/PKQuantitative Filter Papers - Hardened Low Ash Grade 50 circles, 42.5 mm 100/pk Retention of very fine crystalline precipitates. ...

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$28.76
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$28.76
$24.67
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$24.67
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$30.40
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$30.40
$26.07
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$26.07

Whatman 1540-042 Filter Circles, 42.5mm Dia, Hardened Ashless Grade 540, 100/pk (PN:1540-042)

Whatman
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GR 540 4.25CM 100/PKQuantitative Filter Papers - Hardened Ashless Grade 540 Circles, 42.5 mm 100/pk The general purpose hardened ashless filter pap...

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$26.07
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$26.07
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$26.07
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$26.07

Whatman 1541-042 Filter Circles, 42.5mm Dia, Hardened Ashless Grade 541, 100/pk (PN:1541-042)

Whatman
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GR 541 4.25CM 100/PKQuantitative Filter Papers - Hardened Ashless Grade 541 Circles, 42.5 mm 100/pk. Fast filtration of coarse particles and gelati...

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$30.40
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$30.40
$26.07
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$26.07
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$55.47
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$55.47
$47.56
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$47.56

Whatman 1820-042 Filter Circles, 42.5mm Dia, Binder Free Grade GF/A, 100/pk (PN:1820-042)

Whatman
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GF/A 4.25CM 100/PKGlass Microfiber Binder Free Grade GF/A circles, 42.5 mm, 100/pk. Offers fine particle retention and high flow rate, as well as g...

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$47.56
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$113.50
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$113.50
$97.34
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$97.34

Whatman 1821-042 Filter Circles, 42.5mm Dia, Binder Free Grade GF/B, 100/pk (PN:1821-042)

Whatman
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GF/B 4.25CM 100/PKGlass Microfiber Binder Free Grade GF/B circles, 42.5 mm, 100/pk. Three times thicker than GF/A with higher wet strength and sign...

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$113.50
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$113.50
$97.34
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$97.34
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$101.60
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$101.60
$87.13
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$87.13

Whatman 1822-042 Filter Circles, 42.5mm Dia, Binder Free Grade GF/C, 100/pk (PN:1822-042)

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GF/C 4.25CM 100/PKGlass Microfiber Binder Free Grade GF/C circles, 42.5 mm, 100/pk. Is the standard filter in many parts of the world for the colle...

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$101.60
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$101.60
$87.13
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$87.13
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$66.32
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$66.32
$56.87
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$56.87

Whatman 1823-042 Filter Circles, 42mm Dia, Binder Free Grade GF/D, 100/pk (PN:1823-042)

Whatman
In stock

GF/D 4.25CM 100/PKGlass Microfiber Binder Free Grade GF/D circles, 42.5 mm, 100/pk. Considerably faster in flow rate and overall filtration speed t...

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$66.32
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$66.32
$56.87
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$56.87
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$189.78
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$189.78
$162.75
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$162.75

Whatman 1825-042 Filter Circles, 42.5mm Dia, Binder Free Grade GF/F, 100/pk (PN:1825-042)

Whatman
In stock

GF/F 4.25CM 100/PKGlass Microfiber Binder Free Grade GF/F circles, 42.5 mm, 100/pk. This high-efficiency filter will retain fine particles down to ...

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$189.78
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$189.78
$162.75
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$162.75
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$54.38
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$54.38
$46.63
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$46.63

Whatman 1827-042 Filter Circles, 42.5mm Dia, Binder Free Grade 934-AH, 100/pk (PN:1827-042)

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In stock

934-AH 4.25CM 100/PKGlass Microfiber Binder Free Grade 934-AH circles, 42.5 mm, 100/pk. The fine particle retention of this popular grade is superi...

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$54.38
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$54.38
$46.63
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$46.63
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$122.18
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$122.18
$104.78
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$104.78

Whatman 3827-042 Glass Microfiber Filter Papers Grade 934-AH RTU, 42.5mm, 100/pk

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$122.18
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$122.18
$104.78
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$104.78
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$103.55
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$103.55
$88.81
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$88.81

Whatman 4827-042 Glass Microfiber Filter Papers Grade 934-AH RTU, 42.5 mm, 100/pk

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$103.55
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$103.55
$88.81
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$88.81
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$124.93
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$124.93
$111.94
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$111.94

Whatman 9907-024 Filter Circles, 42.5mm Dia, Grade 934-AH RTU, 100/pk

Whatman
In stock

934 AH Ready to Use, 24MM 100/PK

$124.93
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$124.93
$111.94
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$111.94
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