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Qualitative Filter

Qualitative filter paper is essential in laboratories for routine filtration tasks, used primarily to identify and separate substances rather than for quantitative analysis. Made from cellulose, it is designed in various porosities and thicknesses to accommodate different sediment types, allowing for effective separation based on particle size. This filter paper is crucial for clarifying solutions, cleaning biological samples, and collecting precipitates for further examination. Its primary function is to permit the passage of liquids while capturing solid particles, facilitating preliminary tests and qualitative assessments in fields such as environmental science, chemistry, and clinical research. The simplicity, affordability, and efficiency of qualitative filter paper render it indispensable in numerous scientific applications, making it a fundamental tool for researchers and technicians across various disciplines.

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$2,448.00
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$2,204.37

Whatman 10311887 Filter Sheets, 580 x 580mm, Grade 597, 500/pk (PN:10311887)

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597 58x58CM 500/PKQualitative Filter Papers - Standard Grade 597, sheets, 58 x 58 cm, 500/pk. A medium fast filter paper with medium to fine partic...

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$114.33
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$114.33
$102.95
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$102.95

Whatman 10311547 Filter Circles, 185mm Dia, Folded, Grade 594, 100/pk (PN:10311547)

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594 FF 185MM 100/PKQualitative Filter Papers - Folded Prepleated Grade 594 1/2 folded filters, 185 mm, 100/pk. Slow folded filter paper offering re...

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$114.33
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$102.95
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$102.95
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$120.53
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$108.54
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$108.54

Whatman 10314916 Filter Circles, 200mm Dia, Wet Strengthened Grade 1575, 100/pk (PN:10314916)

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1575 200MM 100/PKQualitative Filter Papers - Wet Strengthened Grade 1575 circles, 200 mm, 100/pk. Slow filter paper with high wet strength.

$120.53
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$108.54
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$63.86
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$57.51
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$57.51

Whatman 10347033 Filter Circles, 75mm Dia, Grade 8 Ruled, Qualitative, 100/pk

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8 RULED 75MM 100/PKQualitative Filter Papers - 8 Ruled White paper with green lines at 5mm intervals, 75 mm, 100/Pk.

$63.86
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$57.51
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$203.00
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$182.79
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Whatman 1205-185 Filter Circles, 185mm Dia, Folded Prepleated Grade 5V, 100/pk (PN:1205-185)

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GR 5 FF 18.5CM 100/PKQualitative Filter Papers - Folded (Prepleated Grades) Grade 5V folded filters, 185 mm, 100/pk Maximum degree of fine particle...

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$182.79
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$165.72
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$149.23
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Whatman 10316114 Filter Circles Papers,Grade 3000, 185MM 1000/PK

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Filtration Media-Grade 3000 Filter Paper,Diameter-185mm,Filtration Speed -High,Pack Size-1000

$165.72
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$149.23
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$91.70
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$82.57
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Whatman 10314871 Qualitative Filter Papers, Standard Grade 1574, Sheets, Neutral, 70 x 100mm (Pack of 4)

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These cellulose filters are used in qualitative alytical techniques to determine and identify materials. Prepleated qualitative filters are also av...

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$82.57
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$559.00
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Whatman 1113-500 Qualitative Filter Paper Wet-Strengthened Grade 113, circle, 500 mm, 100 per pack

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GR 113 50CM 100/PKThese extremely strong filter papers have a high wet strength due to the addition of a small quantity of chemically stable resin....

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$58.18
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$52.38
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Whatman 5202-320 Qualitative Filter Paper Grade 202, Shape Circle, Diameter: 32cm (Pack of 100)

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202 32CM 100/PKHigh-purity quartz (SiO2) microfiber Filters are used for air sampling in acidic gases, stacks, blues and aerosols, particularly at ...

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$58.18
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$52.38
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$47.17
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Whatman 5201-320 Qualitative Filter Paper Grade 201, Shape Circle, Diameter: 32cm (Pack of 100)

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For quick and easy filtration, Whatman 3-piece Filter funnels are available with a choice of three plates. They also come in several sizes to match...

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$47.17
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$34.18
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$30.78
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Whatman 5226-190 Reeve Angel Grade 226 Qualitative Filter Paper, Gray Crepe Surface, Fast Speed, Diameter: 19cm (Pack of 100)

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226 19CM 100/PKThe increased use of high-efficiency glass microfiber Filters in modern laboratories has created a demand for simple and effective F...

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$435.00
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$391.71
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Whatman 5226-848 Reeve Angel Grade 226 Qualitative Filter Paper, Gray Crepe Surface, Fast Speed, Dimensions: 8 x 8in (Pack of 1000)

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226 8INx8IN 1000/PKA general qualitative filter with creped surface. High filtration speed, faster than grade 202 and retain coarse particles gelat...

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$435.00
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$391.71
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$10.64
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$9.59
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Whatman 5230-090 Qualitative Filter Paper, Circle, Crepe Surface, Very Fast Speed, Grade 230, 9cm Diameter (Pack of 50)

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230 9CM 50/PKA general qualitative filter with creped surface. High filtration speed and high loading capacity. Widely used in industrial laborator...

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$10.64
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$9.59
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$35.49
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$31.96
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Whatman 5230-200 Qualitative Filter Paper, Circle, Crepe Surface, Very Fast Speed, Grade 230, 20cm Diameter (Pack of 50)

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230 20CM 50/PKA general qualitative filter with creped surface. High filtration speed and high loading capacity. Widely used in industrial laborato...

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$31.96
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$83.22
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$74.94
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Whatman 5230-330 Reeve Angel Grade 230 Qualitative Filter Paper, Crepe Surface, Very Fast Speed, Diameter: 33.0cm (Pack of 50)

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230 33CM 50/PKA general qualitative filter with creped surface. High filtration speed and high loading capacity. Widely used in industrial laborato...

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$83.22
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$83.22
$74.94
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$754.00
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$678.96
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Whatman 5802-6698 Reeve Angel Grade 802 Qualitative Filter Papers, Creped Surface, Prepleated, Fast Speed, Diameter: 24cm (Pack of 1000)

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802 24CM 1000/PKWhatman prepleated filter for use with a conical filter funnel, offers fast filtration and high loading capacity for analysis invol...

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$754.00
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$678.96
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$134.77
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$134.77
$121.36
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$121.36

Whatman 5230-400 Qualitative Filter Paper Reeve Angel, Circle, Crepe Surface, Very Fast Speed, Grade 230, 40cm Diameter (Pack of 50)

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In stock

230 40CM 50/PKA general qualitative filter with creped surface. High filtration speed and high loading capacity. Widely used in industrial laborato...

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$134.77
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$134.77
$121.36
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$121.36
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