You searched for: Filter Papers

Supplier: Whatman products (Cytiva)

A standard grade clarifying filter excellent for cloudy suspensions and for water and soil analysis.

Supplier: Whatman products (Cytiva)

Acid washed cellulose filter paper with ash content of approximately 0,01%, low magnesium, for the determination of trace elements (Mg, Mn, Co, Cu, Mo, B).

Supplier: Sartorius

These smooth filter papers are made of refined pulp and linters with more than 95% alpha-cellulose content. The ash content of these filter papers is between 0,1 and 0,15%.

Supplier: Whatman products (Cytiva)

Whatman Grade 40 high-purity filters from Cytiva's business are general-purpose papers for quantitative analysis. Grade 40 filters are suitable for a variety of analytical filtration applications.

Supplier: Sartorius

These paper grades are used for analytical purposes that require a low ash content. They are essentially used for qualitative analyses.

Supplier: Whatman products (Cytiva)

With less than 0,01% ash, Cytiva's Whatman Grade 589/1 filter papers can be used for the Blaine test in the cement industry and as an ash content test filter for foodstuffs.

Supplier: Whatman products (Cytiva)

Thin filter paper with smooth surface. Offers medium to slow flow rate and good retention for small particles.

Supplier: Whatman products (Cytiva)

Cytiva's Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration.

Supplier: Whatman products (Cytiva)

These extremely strong filter papers have a high wet strength due to the addition of a small quantity of chemically stable resin.

Supplier: Sartorius

These smooth filter papers are made of refined pulp and linters with more than 95% alpha-cellulose content. The ash content of these filter papers is between 0,1 and 0,15%. They are used for routine analyses like clarification, determination of substances, but also as discs with a centre hole for technical applications. Grades with a wet burst resistance >30 kPa are referred to as wet-strengthened and are therefore suitable for pressure or vacuum filtration.

Supplier: Whatman products (Cytiva)

Slow cellulose filter papers with high wet strength. This grade has the same chemical resistance characteristics as Grade 1573.

Supplier: Whatman products (Cytiva)

These cellulose filter papers are intermediate in speed and retention between grades 1 and 4.

Supplier: Whatman products (Cytiva)

These cellulose filters are used in qualitative analytical techniques to determine and identify materials. A standard grade filter paper for fine precipitates.

Supplier: Whatman products (Cytiva)

These cellulose filters are used in qualitative analytical techniques to determine and identify materials.

Supplier: Whatman products (Cytiva)

Cytiva's Whatman Grade 41 environmental pollution papers are among the fastest filter papers in the Whatman ashless range. This gravimetric filter is well suited for quantitative analysis of soil and air.

Supplier: Whatman products (Cytiva)

These highly glazed filter papers made from high quality cotton linters support vacuum filtration in Büchner funnels or Hirsch funnels and enable strong retention of very fine crystalline precipitates.

Supplier: Whatman products (Cytiva)

A standard grade filter esed in sample preparation, e.g., in the beverage industry for residual sugar determination, acidic spectra, refractometric analysis, and HPLC.

Supplier: Whatman products (Cytiva)

A general qualitative filter for less critical routine analysis. Widely used in industrial laboratories and students laboratories for routine filtration.

Supplier: Whatman products (Cytiva)

A very thick filter with high wet strength. Offers medium to slow flow rate and retains very fine precipitates.

Supplier: Whatman products (Cytiva)

Coarse filter mat with high wet strength.

Supplier: Whatman products (Cytiva)

These filter papers can be used for the absorption of culture media, as a blotting paper, for electrophoresis and amino acid chromatography.

Supplier: Whatman products (Cytiva)

These white cotton linter cellulose filters are ideal for routine investigations of foreign substances in a variety of sample types.

Supplier: Whatman products (Cytiva)

A creped paper for coarse particles, offers a very high filtration speed.

Supplier: Whatman products (Cytiva)

A standard grade filter used in qualitative analytical techniques to determine and identify materials. For use in büchner funnels.

Supplier: Whatman products (Cytiva)

Whatman Grade 4V filter paper is well suited for qualitative analysis or general filtration of coarse particles. The fluted filter design increases filtration speed, flow rate, and loading capacity.

Supplier: Whatman products (Cytiva)

Grade 72 activated carbon air filter paper is designed for air pollution monitoring of radioactive iodine in medical and nuclear installations.

Supplier: Whatman products (Cytiva)

Comparable to Grade 0858 but with a smooth surface, slightly thinner and faster.

Supplier: Whatman products (Cytiva)

Grained, with medium fast flow rate and medium retention. A universal filter paper, used for the filtration of extracts, oils, beer, syrups etc. Also applied in filter presses or for the aspiration of liquids.

Supplier: Sartorius

These smooth filter papers are made of refined pulp and linters with more than 95% alpha-cellulose content. The ash content of these filter papers is between 0,1 and 0,15%.

Supplier: Whatman products (Cytiva)

Cytiva's Whatman Grade 540 is a high-purity, acid-treated cellulose lab filter paper. Mechanically strong Grade 540 is well suited for quantitative or gravimetric analysis of strongly acidic or alkaline samples.