Description
Glass fibre filter GF55 is a binder-free round filter with a diameter of 47 mm and a basis weight of 75 g/m². Grade GF55 glass fibre medium is offered as circular discs for laboratory filtration requiring a higher areal weight in a compact round format. The binder-free build is inherent to this grade and suits sample work where binder contribution should be avoided. Pack size is 100 pieces, practical for everyday laboratory stocking and repeated filtration steps. The 47 mm diameter matches widely used small-format filter holders and related apparatus in analytical and quality-control laboratories. Round geometry supports quick seating and consistent handling. These filters come from manufacturer Hahnemühle as product type grade GF55 in the glass fibre filter assortment. Material is glass fibre at 75 g/m² basis weight; the discs are non-sterile. Package gross weight is 0,06 kg, giving a light, space-efficient pack for bench and store-room use.
This article is part of Glass & quartz fibre filters, in Filtration.
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Questions about Glass fibre filter GF55, free of binder ,75 g/sqm ,Discs 47 mm
What is this article?
Glass fibre filter GF55, free of binder ,75 g/sqm ,Discs 47 mm is the article on this page. Luminix Health distributes Hahnemühle for laboratory use. It sits in Glass & quartz fibre filters, inside Filtration, in Lab consumables.
Glass-fibre and quartz-fibre filters are depth filters with a high dirt load, used for air sampling, for total suspended solids and in front of a membrane. They have no sharp pore-size cutoff the way a membrane does. Binderless grades matter when the filter will be weighed or heated.
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 Glass & quartz fibre filters. The catalogue is Lab consumables.
Shelves beside this one are Filter paper, Sintered glass filter plates & discs, Syringe filters, Filter cartridges & capsules, Membrane 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. Delivery across Europe, two to five days when in stock. 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.

