Description
Fluted filter MN 280 1/4, 15 cm is a pre-folded laboratory filter paper designed for gravity filtration of larger liquid volumes. The filter diameter is 15 cm (150 mm); the fluted profile increases surface area and supports practical flow rates when clarifying samples or isolating precipitates. Packs contain 100 pieces, a convenient unit for busy analytical benches and central laboratory stores. These MN 280 1/4 fluted filters from manufacturer Macherey-Nagel are suited to chemistry, life-science and quality-control laboratories that rely on consistent paper filtration. Matching the diameter to standard funnels and documenting the pack size helps maintain method continuity and straightforward reordering. Typical uses include sample preparation, removal of particulate matter and general wet-chemistry separations under ordinary laboratory conditions. Net weight per pack is 0,15 kg. The product is supplied as finished fluted discs ready for immediate placement in a filtration assembly, reducing handling time compared with flat sheets that must be folded before use.
This article is part of Filter paper, in Filtration.
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Questions about Folded Filter Papers MN 280 1/4, 15 cm
What is this article?
Folded Filter Papers MN 280 1/4, 15 cm 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?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

