Qualitative Filter Paper

GE Healthcare Whatman™ Qualitative Filter Paper: Grade 1 Circles

Covers a wide range of laboratory applications and is frequently used for clarifying liquids. Whatman™ Qualitative Filter Paper: Grade 1 Circles are widely used standard grade filter papers for routine applications with medium retention and flow rates.

Fisherbrand™ Wet-Strengthened Qualitative Filter Paper Circles

Coarse cellulose fiber papers remove particles >25μm

Fisherbrand™ Qualitative Grade Plain Filter Paper Circles - P8 Grade

Ideal for clarifying and removing particles of 20μm and larger, and in applications that do not require a low-ash or ashless paper.

Fisherbrand™ Qualitative Grade Plain Filter Paper Circles - P5 Grade

Ideal for clarifying and removing particles of 1μm and larger, and in applications that do not require a low-ash or ashless paper

Fisherbrand™ Qualitative Grade Plain Filter Paper Circles and Sheets - P2 Grade

Ideal for clarifying and removing particles of 1μm and larger, and in applications that do not require a low-ash or ashless paper

GE Healthcare Whatman™ Qualitative Filter Paper: Grade 5 Circles

Retains the fine precipitates encountered in chemical analysis. Whatman™ Qualitative Filter Paper - Grade 5 Circles are excellent clarifying filters for cloudy suspensions and for water and soil analysis.

GE Healthcare Whatman™ Qualitative Grade Plain Circles and Sheets - Grade 3

Used for high precipitate capacity and increased wet strength. Whatman™ Qualitative Grade Plain Circles and Sheets - Grade 3 provide double the thickness of Whatman Grade 1.

GE Healthcare Whatman™ Qualitative Filter Paper: Grade 4 Circles

Filters and retains course particles for monitoring air pollution. Whatman™ Qualitative Filter Paper: Grade 4 Circles are used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical.

Fisherbrand™ Qualitative Grade Plain Filter Paper Sheets - P8 Grade

Ideal for clarifying and removing particles of 1μm and larger, and in applications that do not require a low-ash or ashless paper

GE Healthcare Whatman™ Reeve Angel 202 Creped Qualitative Circles

For routine, noncritical laboratory filtration applications such as general chemistry, pharmacology, emulsions, petroleum testing, soaps and detergents

Fisherbrand™ Qualitative Grade Plain Filter Paper Circles and Sheets - P4 Grade

Ideal for clarifying and removing particles of 1μm and larger, and in applications that do not require a low-ash or ashless paper

GE Healthcare Whatman™ Qualitative Filter Paper: Grade 2 Circles

Retains and absorbs more than Grade 1 filters, with a corresponding increase in filtration time. Whatman™ Qualitative Filter Paper: Grade 2 Circles are used for monitoring specific contaminants in the atmosphere and in soil testing.

Fisherbrand™ Qualitative Grade Plain Filter Paper Sheets - P5 Grade

Ideal for clarifying and removing particles of 1μm and larger, and in applications that do not require a low-ash or ashless paper

GE Healthcare Whatman™ Qualitative Filter Paper: Grade 597½ Pleated Circles

Pleated to save time and achieve optimal fit in conical filter funnels. Whatman™ Qualitative Filter Paper: Grade 597½ Pleated Circles provide extra surface area to increase total loading capacity.

GE Healthcare Whatman™ Grade 92 Glass Microfiber Filter Paper

Improves performance and longevity of equipment. Whatman™ Grade 92 Glass Microfiber Filter Paper can be used for a wide range of applications.

GE Healthcare Whatman™ Qualitative Filter Paper: Grade 6 Circles

Filters particles twice as fast as Whatman Qualitative Filter Paper Grade 5. Whatman™ Qualitative Grade 6 Filters provide fine particle retention for boiler water analysis.

GE Healthcare Whatman™ Grade 2V Folded Qualitative Filter Papers

Saves time required to fit circles into conical funnels. Whatman™ Grade 2V Folded Qualitative Filter Papers provide medium flow and nominal particle retention rating of 8µm at a higher filtration speed.

GE Healthcare Whatman™ Qualitative Filter Papers - Hardened Low Ash Grades

Feature high wet strength and chemical resistance

Ahlstrom-Munksjo Standard Non Wet-Strengthened Qualitative Filter Paper, Grade 631

A medium speed grade used for the filtration of coarse particles and gelatinous precipitates such as ferric aluminum and magnesium hydroxides. It is also used in air monitoring and gas filtration when high flow rate is needed.

Ahlstrom-Munksjo Standard Non Wet-Strengthened Qualitative Filter Paper, Grade 601

Used for clarifying liquids and rapid filtration of coarse precipitates: lead sulfate, lead chromate, calcium oxalate/carbonate.

GE Healthcare Whatman™ Hardened Ashless Quantitative Filter Paper Grade 989 Circle

Recommended for quantitative analysis, gravimetric analysis, chromatography and electrophoretic work

Bel-Art™ SP Scienceware™ Filter Paper for Table-Top Buchner Funnels

Fitted specifically for Scienceware table-top Buchner funnels

GE Healthcare Whatman™ Reeve Angel 230 Creped Qualitative Circles

Provide reliable performance for non-critical industrial laboratory and student lab applications

GE Healthcare Whatman™ Qualitative Filter Paper Circles - Grade 2 for IS Measurement

Specifically developed for measuring the Ignition Strength (IS) of Cigarettes. Whatman™ Qualitative Filter Paper Circles - Grade 2 for IS Measurement are manufactured under strict control; each lot is tested and certified as meeting the requirements of ASTM E2187.

GE Healthcare Whatman™ Qualitative Filter Paper: Grade 113V Circles

Saves time required to quadrant-fold circles to fit conical filter funnels in repetitive or multiple analyses. Whatman™ Qualitative Filter Paper: Grade 113V Circles boast the fastest flow rate of the qualitative grades. Crepe surface promotes ultra high loading capacity.

GE Healthcare Whatman™ Shark Skin Filter Paper

High wet strength allows use under pressure

GE Healthcare Whatman™ Grade 589/3 Quantitative Filter Paper Circles

Captures very fine particulate samples such as insoluble molecules in fats or oils. Whatman™ Grade 589/3 Quantitative Filter Paper Circles provide accurate measurement of ash-free dry mass.

GE Healthcare Whatman™ Qualitative Filter Papers: Grade 4 Sheets

Filters and retains course particles for monitoring air pollution. Whatman™ Qualitative Filter Papers: Grade 4 Sheets are used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical.

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