Description
PES membrane filter 0,45 µm, Ø 13 mm is a disc-type laboratory membrane for filtration and separation work. The membrane is white and smooth, with a stated pore size of 0,45 µm and a diameter of 13 mm, making it suitable for small-volume sample handling in standard filter holders. Polyethersulfone (PES) construction is indicated by the product designation and supports routine clarification and particle-retention steps in analytical and research laboratories. Packaged as 100 pc(s) per unit, the format offers a convenient stock quantity for everyday bench use. These filters come from manufacturer MERCK MILLIPORE and align with common membrane-filtration workflows in life-science and chemical labs. The pack weight is 0,080 kg, so the unit remains easy to store and move between workstations. Within filtration and separation setups, the 13 mm diameter is practical when sample volumes are limited and a compact disc geometry is preferred. Clear pore-size and diameter labelling help match the membrane to protocol requirements without ambiguity at the point of use.
This article is part of Membrane filters, in Filtration.
Key features
- Pack size: 100 pc(s)
- Membrane material: PES
- Pore size: 0,45 µm
- Diameter: 13 mm
- Surface: white/smooth
- Weight: 0,080 kg
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Questions about PES-membrane filter, white/smooth, Ø 13 mm, pore size 0.45 µm, 100 unit(s)
What is this article?
PES-membrane filter, white/smooth, Ø 13 mm, pore size 0.45 µm, 100 unit(s) is the article on this page. Luminix Health distributes MERCK MILLIPORE 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.

