Description
CN membrane filters with a pore size of 0,22 µm and a diameter of 25 mm are laboratory membrane discs for fine filtration and separation work. This variant supplies 100 pc(s) of CN membranes at 0,22 µm pore size on a 25 mm disc, a compact format suited to smaller holders and low- to mid-volume sample handling. The pack weight is 0,002 kg. Laboratories select the 0,22 µm rating when methods require this fine pore size together with a 25 mm diameter for consistent disc geometry. The filters are available from manufacturer SARTORIUS within the membrane-filter range used for analytical and life-science separation tasks. Aligning pore size and diameter with the written procedure supports reproducible filtration setups across routine and research benches. Packaged as 100 pc(s), the product provides practical stock for repeated use in sample preparation and general laboratory filtration sequences. The combination of a 0,22 µm CN membrane and 25 mm diameter makes specification against standard holder systems straightforward. Choose these CN membrane filters when protocols call for 0,22 µm pores on 25 mm discs in a multi-unit laboratory pack.
This article belongs on Membrane filters, in Filtration.
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Questions about CN membrane filters, 0.22 µm, 25 mm, 100 unit(s)
What is this article?
CN membrane filters, 0.22 µm, 25 mm, 100 unit(s) is the article on this page. Luminix Health distributes Sartorius for laboratory use. It sits in Membrane filters, inside Filtration, in Lab consumables.
A membrane filter is the disc itself, without a syringe housing. Pore size, polymer and diameter are the specification, and the disc has to sit in a holder. Gridded membranes are for counting colonies. A membrane and a filter paper of the same diameter are not interchangeable.
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 Membrane filters. The catalogue is Lab consumables.
Shelves beside this one are Filter paper, Sintered glass filter plates & discs, Syringe filters, Filter cartridges & capsules, 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?
The technical information on this page is the manufacturer's sheet. Read that, not a rewritten specification.
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.

