Description
Gel-Blotting-papers, Whatman® 3MM are thick blotting papers measuring 0.34 mm with sheet dimensions of 102 × 133 mm, supplied in packs of 100 sheets. These papers support gel blotting workflows, especially the transfer of proteins to membranes in Western blot and ELISA procedures. Their thickness promotes reliable capillary action and uniform contact between gel and membrane during protein transfer. The Whatman® 3MM grade from manufacturer Cytiva is suited to routine electrophoresis and blotting steps in molecular biology laboratories. Each sheet provides mechanical support and absorbency for efficient buffer wicking while maintaining structural integrity throughout the transfer process. The 100-sheet pack delivers convenient stock for multiple experiments involving protein immobilization on membranes. With a pack weight of 0.280 kg, the papers integrate readily into standard laboratory protocols for Western blotting and related membrane-transfer applications, ensuring consistent performance across repeated runs. Laboratories value the uniform sheet quality for reproducible results in protein analysis workflows requiring dependable absorbency and contact pressure.
Key features
- Product: Gel-Blotting-papers Whatman® 3MM
- Thickness: 0.34 mm
- Sheet size: 102 × 133 mm
- Pack size: 100 sheets
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Questions about Gel-Blotting-papers, Whatman® 3MM, thick. 0.34 mm, 102 x 133 mm,, 100 sheet(s)
What is this article?
Gel-Blotting-papers, Whatman® 3MM, thick. 0.34 mm, 102 x 133 mm,, 100 sheet(s) is the article on this page. Luminix Health distributes Cytiva for laboratory use. It sits in Blotting membranes & papers, inside Protein biology & Western blot, in Life Science & Microbiology.
A blotting membrane, nitrocellulose or PVDF, binds proteins transferred out of a gel. Pore size, 0.2 µm or 0.45 µm, and the format, roll or pre-cut, are the choices. PVDF is activated in methanol. The papers and the sponges around it in the cassette are part of the same stack.
Protein work separates a mixture, then asks which protein is which. Extraction and purification take the protein out of the cell. A marker shows the masses. A Western blot moves the separated proteins onto a membrane and probes them with an antibody. The membrane, nitrocellulose or PVDF, has to bind the protein and survive the washes. Antibodies and methods are in PubMed. Reference material is at ATCC.
Which category should I open next?
The category is Protein biology & Western blot. The sub-category is Blotting membranes & papers. The catalogue is Life Science & Microbiology.
Shelves beside this one are Protein biology (other) and Protein extraction, purification & markers.
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.
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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.

