Description
Blotting paper grade BF 3 in 135 × 155 mm sheets is a high-purity paper grade formulated for blotting and chromatography and for applications in which the absorption behaviour of the paper is essential. Supplied as 100 sheets per pack, the compact 135 × 155 mm format suits smaller gels, mini-blot assemblies, targeted chromatography spots and absorption steps typical of diagnostics and life-science benches. The same high-purity absorbency supports use as cover paper, protective underlay or local bench protection where a smaller sheet footprint is preferred. Pack net weight and gross weight are each 0,500 kg, making the unit easy to store and dispense at individual workstations. Production origin is Germany (Lower Saxony). This grade BF 3 blotting paper from manufacturer Sartorius provides a clean, absorbent sheet medium for molecular transfer, chromatographic work and protective covering in research and diagnostic settings. Laboratories benefit from consistent dimensions and purity-focused manufacture when running blotting sandwiches, wicking steps or absorbent surface protection without altering familiar handling routines across filter-sheet and life-science workflows.
This article is part of Filter paper, in Filtration.
Key features
- Pack size: 100 pc(s)
- Storage temperature: Room Temperature
- Grade: BF 3
- Sheet size: 135 × 155 mm
- Format: Sheets
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Questions about Blotting papers/ Grade BF 3
What is this article?
Blotting papers/ Grade BF 3 is the article on this page. Luminix Health distributes Sartorius 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.

