Description
Magnetic stirring bars with PTFE coating, cylindrical, L 70 x d 10 mm, provide dependable mixing for general laboratory use on magnetic stirrers. A PTFE-encapsulated magnetic core delivers chemical resistance suitable for many aqueous and solvent-based procedures, while the cylindrical geometry promotes even rotation and effective liquid agitation. This larger pack of 30 pieces, with a net weight of 0,564 kg, is well suited to higher-throughput laboratories, shared instrument rooms and teaching environments that need a ready stock of identical bars. Length 70 mm and diameter 10 mm match medium-sized beakers and flasks used for dissolution, suspension and routine sample preparation. The inert PTFE surface reduces sticking and supports straightforward cleaning between experiments, helping avoid cross-contamination. Supplied by manufacturer Labbox for general-purpose stirring tasks, these bars work with standard magnetic stirrers and hotplate systems. They offer a practical balance of chemical inertness, mechanical stability and pack economy for research, quality control and educational settings that rely on consistent, metal-free mixing day after day.
This article is part of Magnetic stirring bars, in Stirring, shaking & mixing.
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Questions about Magnetic stirring bar, cylindrical, l 70 x diam. 10 mm, 30 pcs
What is this article?
Magnetic stirring bar, cylindrical, l 70 x diam. 10 mm, 30 pcs is the article on this page. Luminix Health distributes Labbox for laboratory use. It sits in Magnetic stirring bars, inside Stirring, shaking & mixing, in Lab instruments.
A magnetic stirring bar is the magnet coated in PTFE that spins inside a vessel, driven by a stirrer underneath. Length and shape, plain, oval or cross, have to suit the flask. A bar left against a dry glass wall will grind it.
Stirring keeps a mixture uniform or helps a solid dissolve. A magnetic stirrer spins a bar inside a closed vessel. An overhead stirrer drives a shaft when the liquid is viscous or the volume is large. A vortex mixer agitates a tube. A shaker moves a whole rack or a plate. The shape of the impeller and the speed decide whether the liquid turns over or merely spins. The vessels being stirred are indexed under ISO laboratory glassware.
Which category should I open next?
The category is Stirring, shaking & mixing. The sub-category is Magnetic stirring bars. The catalogue is Lab instruments.
Shelves beside this one are Stirring shafts, propellers & impellers, Magnetic stirrers, Stirring & mixing accessories, Homogenisers & dispersers, Shakers, rockers & rotators, Overhead stirrers and Vortex mixers.
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.

