You searched for: Filter Papers

Supplier: MACHEREY-NAGEL

This filter paper, which is dyed black with a sulphur dye, is used to identify small quantities of light precipitates. For example, it is used for the detection of fluorine or silicon.

Supplier: MACHEREY-NAGEL

These wet strengthened hard smooth filter papers are made of refined pulp and linters and have a low ash content. They are often used for quantitative routine procedures and for analytical gravimetric applications.

Supplier: MACHEREY-NAGEL

Grade MN 651, creped.

Supplier: Bel-Art Products, a Part of SP

These HDPE sheets can be cut, sawed, formed, machined and welded to fabricate special items.

Supplier: MACHEREY-NAGEL

These papers are made hydrophobic (impermeable to water) by impregnation with a silicone. With the aid of these filters, water can be separated from water-immiscible organic solvents in an elegant manner, by means of a simple filtration.

Supplier: MACHEREY-NAGEL

Paper chromatography is the chromatographic technique separation due to partition of the analytes between special paper grades and the mobile phase, which penetrates the paper by capillary action ascending, descending and circular techniques are possible.

Supplier: PRAT DUMAS

The filter papers are used for very effective, fine filtration of small particles precipitates.

Supplier: PRAT DUMAS

Filters on creped surface. Frequently used to determine the content of sucrose in cane sugar and in the pharmaceutical laboratories for common filtration. Also used for the industrial filtrations.

Supplier: PRAT DUMAS

These papers are made of very pure cellulose and are washed in acids. They are designed for the quantitative analyses of routine applications and wet strengthened.

Supplier: PRAT DUMAS

Grade 106: These vellum papers are designed for qualitative analysis. They are used for general laboratory filtration in universities, schools, hospital, research laboratories, food and pharmaceutical laboratories and for sweets.

Supplier: PRAT DUMAS

These filter papers are used for thick and sticky liquids filtration. The paper consisted of long cotton fibers, are thick and very resistant.

Supplier: PRAT DUMAS

The ashless papers are manufactured with a very pure cotton cellulose base. They are purified with acid to reduce the amount of mineral material such as silicon, aluminium or magnesium oxides as far as possible. The residues of the paper after calcination are reduced to negligible quantities and do not affect the results of the qualitative analysis.

Supplier: PRAT DUMAS

Superior vellum based on pure cellulose. Used for the universal filtrations in laboratory. This quality covers many applications.

Supplier: PRAT DUMAS

Hydrophobic paper for the fast separation of aqueous solutions from hydrofuge solvents.

Supplier: PRAT DUMAS

Superior vellum paper, tight texture quality, for qualitative analysis. Recommended for use in research and analysis laboratories, university hospitals, food, pharmaceutical and chemical industries. For use in conical 60° funnels.

Supplier: VARIAN

Chromatography paper is used in thin layer chromatography applications such as evaluating radioisotope purity, QC testing.

Supplier: GLASWARENFABRIK KARL HECHT

Folded filter papers are suitable for the analysis of fats (due to low ether-soluble residue).

Supplier: GLASWARENFABRIK KARL HECHT

Smooth and medium fast filter papers, suitable for the analysis of fats (due to low ether-soluble residue).

Supplier: DELTALAB

Filter papers reams is made from high quality cellulose fibres to ensure a good resistance to humidity and a high absorption capacity.

Supplier: Aesculap

Reusable filters for 1000 cleaning and sterilisation cycles.

Supplier: Aesculap

Filter paper, qualitative, Aesculap®, With process indicator, 190 mm

Supplier: Hach

For filtration of heavily contaminated samples. High particulate-holding capacity makes discs efficient depth filters and allows for filtration of large volumes of solutions.