Description
Phosphate-free round filters type MN 617 G are circular cellulose filter papers with a diameter of 70 mm for laboratory filtration applications that require phosphate-free media. These special round filters support clean sample preparation and analytical workflows in which residual phosphate from the filter paper itself would be undesirable. Each pack contains 100 pc(s), offering a convenient stock level for repeated use on mid-size funnels and filter holders in vacuum or gravity set-ups. The pack weight is 0,045 kg, consistent with the 70 mm disc format. Manufactured by MACHEREY-NAGEL, the MN 617 G phosphate-free round filters sit within the broader group of special filter papers chosen when standard cellulose grades do not meet phosphate-free requirements. Their circular geometry simplifies placement and removal during routine filtration, helping laboratories maintain efficient bench practice. Typical contexts include fat analysis, brewery-related testing and other procedures that specify phosphate-free paper. Suitable for vacuum technology and filtration stations that call for MN 617 G round filters at 70 mm diameter for reliable, phosphate-conscious sample handling.
This article is part of Filter paper, in Filtration.
Key features
- Pack size: 100 pc(s)
- Product type: Phosphate-free round filters
- Filter type: MN 617 G
- Diameter: 70 mm
- Weight: 0,045 kg
- Format: Circular filter paper (cellulose)
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Questions about Round filters Type, MN 617 G phosphate-free, , 70 mm
What is this article?
Round filters Type, MN 617 G phosphate-free, , 70 mm is the article on this page. Luminix Health distributes Macherey-Nagel for laboratory use. It sits in Filter paper, inside Filtration, in Lab consumables.
Filter paper is a cellulose sheet of a stated retention and speed. Qualitative paper clarifies. Quantitative, ashless paper is for a precipitate that will be weighed or ashed, because the paper itself leaves almost no ash. The diameter has to match the funnel.
Filtration holds back what is larger than the pores and lets the rest through. Paper is the ordinary laboratory filter. A membrane has a stated pore size and a polymer that must survive the solvent. A syringe filter is that membrane in a housing on a syringe. Glass fibre takes a higher dirt load. Ultrafiltration holds back macromolecules and passes salts. The pore size, the chemical compatibility and the volume are the three choices. Laboratory apparatus around filtration is indexed under ISO laboratory apparatus.
Which category should I open next?
The category is Filtration. The sub-category is Filter paper. The catalogue is Lab consumables.
Shelves beside this one are Sintered glass filter plates & discs, Syringe filters, Filter cartridges & capsules, Membrane filters, Glass & quartz fibre filters, Bottle-top & vacuum filtration units, Ultrafiltration & concentrators, Filtration accessories, Extraction thimbles and Dialysis tubing & devices.
What should I check before I order?
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

