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Quantitative Filters

Quantitative filter paper is specifically engineered for precise analytical techniques that require exact measurement of particulate matter. These filters are typically made from refined cellulose and designed to have consistent weight and uniform pore sizes to ensure high precision in gravimetric analysis tasks. They are used extensively in environments like laboratories where accuracy in quantitative analysis is crucial for testing substances such as air, water, and chemical compounds.

Quantitative filters differ from qualitative filters by being ashless. This means they can be incinerated after use without leaving a significant ash residue, which is essential for accurate mass measurements in residue analysis. Their high purity also prevents any sample contamination that could skew results. Common applications include environmental monitoring, quality control processes, and clinical experiments. The reliability and consistency of quantitative filter paper make it an indispensable tool in any scientific setting that demands rigorous standards and precise data collection.
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Whatman 1540-10124 Quantitative Filter Papers, Hardened Ashless, Grade 540 , 11CM, 100 pc

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$762.00
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$630.00
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$540.29
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Whatman 1540-10123 Quantitative Filter Papers, Hardened Ashless, Grade 540, 9CM, 1000 pc

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$630.00
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$630.00
$540.29
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$386.36
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Whatman 10328170 Filter Paper, Grade 740E, 12.7mm Circle, 1000/pk

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Grade 740-E Special-Purpose Filter Paper^ 1.27cm diameter. Thick, absorbent cotton linter for use as an antibiotic assay test disc. Specified in st...

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$351.23
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Grade 4
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$510.00
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$437.38
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Whatman 989810116 Quantitative Filter Papers, Hardened Ashless, Grade 41, 110mm 1000/pk

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Grade 4 Qualitative Folded Filter Paper Standard Grade, pyramid, 110mm, 1000/pk

$510.00
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$437.38
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Grade 1
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Whatman 989710112 Quantitative Filter Papers, Hardened Ashless, Grade 1, 125mm 1000/pk

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GR1 125MM PYRAMID 1000PK

$241.00
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Grade 42
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$860.00
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$737.54
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Whatman 989610112 Quantitative Filter Papers, Hardened Ashless, Grade 42, 125mm 1000/pk

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Grade 42 Qualitative Folded Filter Paper Standard Grade, pyramid, 125mm, 1000/pk

$860.00
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Grade 42
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$551.00
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$472.54
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Whatman 989810112 Quantitative Filter Papers, Hardened Ashless, Grade 41, 110mm 1000/pk

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Grade 4 Qualitative Folded Filter Paper Standard Grade, pyramid, 125mm, 1000/pk

$551.00
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$551.00
$472.54
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Grade 41
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$671.00
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$575.45
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Whatman 989510116 Quantitative Filter Papers, Hardened Ashless, Grade 41, 110mm 1000/pk

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Grade 41 Qualitative Folded Filter Paper Standard Grade, pyramid, 110mm, 1000/pk

$671.00
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$671.00
$575.45
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Grade 41
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$691.23
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Whatman 989510112 Quantitative Filter Papers, Hardened Ashless, Grade 41, 125mm 1000/pk

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Grade 41 Qualitative Folded Filter Paper Standard Grade, pyramid, 125mm, 1000/pk

$806.00
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$806.00
$691.23
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Grade 6
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$210.97
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Whatman 9891-128 Grade 6 Pyramid filter paper, 125 mm, 1000/pk

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Grade 6 Qualitative Folded Filter Paper Standard Grade, pyramid, 125 mm, 1000/pk

$246.00
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$246.00
$210.97
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Grade 40
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$355.00
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Whatman 9892-128 Quantitative Filter Papers, Hardened Ashless, Grade 40

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Grade 40 Qualitative Folded Filter Paper Standard Grade, pyramid, 125 mm, 1000/pk

$355.00
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$355.00
$304.45
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Whatman 1441-050 GR 41 5CM 100/PK (PN:1441-050)

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GR 41 5CM 100/PKQuantitative Filter Papers - Ashless Grade 41 circles, 50 mm, 100/pk The fastest ashless filter paper, recommended for analytical p...

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Whatman 1540-321 GR 540 2.1CM 100/PK (PN:1540-321)

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GR 540 2.1CM 100/PKQuantitative Filter Papers - Hardened Ashless Grade 540 Circles, 21 mm 100/pk The general purpose hardened ashless filter paper ...

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Whatman 5201-090 Qualitative Filter Paper Grade 201 Cellulose, 9 cm Circle, 100 Pack

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This Whatman,5201-090,filter paper has a diameter of 9 cm and comes in a pack of 100. A general qualitative filter for less critical routine analys...

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Whatman 1454-500 Filter Paper Grade 54, 500 mm Circle, 100 Pack

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This Whatman,1454-500, filter paper has a diameter of 500 mm and comes in a pack of 100.Very fast filtration for use with coarse and gelatinous pre...

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Whatman 10331551 Technical Cellulose Filter Paper Grade 520, 240 mm 50/Pk

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This Whatman,10331551, filter paper has a diameter of 240 mm and comes in a pack of 100. Grade 520bll ½ thick, pleated filter paper with high wet s...

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Whatman 1004-041 Filter Paper, GR 4 41MM 100/PK

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This Whatman,1004-041,filter paper has a diameter of 41 mm and comes in a pack of 400.

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Whatman 5202-400 Filter Paper Grade 202 Cellulose Filter Paper, 40 cm Circle, 100 Pack

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This Whatman,5202-400, filter paper has a diameter of 40 cm and comes in a pack of 100.

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Whatman 10370010 Grade GF 6 Filter for Water and Wastewater Analysis, 185 mm Diameter Circle, 100 Pack

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This Whatman,10370010, filter paper has a diameter of 185 mm and comes in a pack of 100. Whatman glass microfiber filters from GE Healthcare’s Lif...

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Whatman 10370050 Grade GF 6 Filter for Water and Wastewater Analysis, 610 x 620 mm Sheet, 100 Pack

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This Whatman,10370050, filter paper has a diameter of 610 mm and comes in a pack of 100.

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Whatman 1450-916 Filter Paper , GR 50 15 x 23CM 100/PK

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This Whatman,1450-916, filter paper has a diameter of 15 mm and comes in a pack of 100.

$221.00
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$189.53
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$33.00
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Whatman 5226-200 Qualitative Filter Paper Grade 226 20 cm 100/pk

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This Whatman,5226-200, Grade 226 filter paper has a diameter of 20 cm and comes in a pack of 100. A general qualitative filter with creped surface....

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Whatman 1202-385 Qualitative Filter Paper, Grade 2V, 385 mm circle, 100 Pack

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This Whatman,1202-385, filter paper has a diameter of 385 mm and comes in a pack of 100.Widely used for general purpose filtration. Has excellent p...

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$361.00
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$260.00
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Whatman 10372968 Filter Paper 32 GLASS 4 x 12IN 50/PK

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In stock

This Whatman,10372968, filter paper has a diameter of 12'' mm and comes in a pack of 50.

$260.00
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$260.00
$222.98
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