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.

Use for routine qualitative analyses and technical applications. Sartorius™ Smooth Filter Paper Discs, Grade 3-HW can be used for pressure and vacuum filtration. Ultra-pure filters are available in filter disc format in a variety of diameters.

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

Dissolves residue-free in acid solution, which is critical in applications such as Kjeldahl analysis of nitrogen in soil. Whatman Kjeldahl Analysis Weighing Paper, Grade B-2 is thin, lightweight, and low in nitrogen for accurate chemical analysis.

Used for analytical and technical purposes.

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.

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.

Very fast filtration velocity. Fisherbrand™ Grade 122 Cellulose General Purpose Filter Paper is used for all general works in laboratories.

Filters fine particulates.

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

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.

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

For analysis of extraneous matter in food beverage and pharmaceutical laboratories

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.

Use for a wide range of general laboratory filtrations. MN 615 Grade Round Format Cellulose Qualitative Filter Paper provides medium fast filtration.

Particularly suited for general laboratory filtrations. Macherey-Nagel™ MN 616 Grade Filter Papers, Folded is a smooth qualitative paper with medium fast filtration speed. The average ash content is about 0.1%, and the amount of α-cellulose is about 95%.

For fast filtering of particulates.

Very fast filtration velocity. Fisherbrand™ Grade 122 Cellulose General Purpose Filter Paper is used for all general works in laboratories.

Suitable for removal of fine particles

Used in schools and as bench protective paper. Fisherbrand™ Grade 600 Cellulose General Purpose Filter Paper is economical.

Used in schools and as bench protective paper. Fisherbrand Grade 600 Cellulose General Purpose Filter Paper is economical.

Used for fine precipitates such as magnesium ammonium phosphate and calcium oxalate.

Very fast filtration velocity. Fisherbrand™ Grade 122 Cellulose General Purpose Filter Paper is used for all general works in laboratories.

Filters metal particulates.

A general purpose filter paper used for all general works in the laboratory for excellent and consistent filtration.

Very fast filtration velocity. Fisherbrand™ Grade 122 Cellulose General Purpose Filter Paper is used for all general works in laboratories.

A filter paper used in analytical works in laboratories with medium filtration velocity.

Suitable for all works in laboratories. Fisherbrand™ 602 Medium Filtering Special Filter Paper is used in filtration of various products, pharmaceutical wrapping (pills, powders, dressing bandages and tablets).

Used in analytical works in laboratories. Fisherbrand™ Grade 601 Cellulose General Purpose Filter Paper has medium filtration velocity.