Description
neoChoice micro magnetic stirring bar semi-round conical, 14 mm, is a PTFE stir element shaped for conical centrifuge tubes. The special-form, semi-round conical profile follows the taper of common centrifuge vessels so the bar can sit lower in the liquid and maintain effective magnetic drive during mixing. Manufactured from polytetrafluoroethylene (PTFE), it offers the chemical resistance typical of laboratory PTFE stir bars. The 14 mm length is suited to micro and small conical tubes used in sample work-up, resuspension and other limited-volume procedures; the bar can also be trimmed to match a specific tube geometry when a custom fit is needed. This neoChoice model from manufacturer neolab - Labor complements standard cylindrical and oval stir bars where vessel shape would otherwise leave a conventional bar poorly seated. Supplied as one piece, it supports analytical, molecular-biology and general laboratory workflows that rely on magnetic stirring inside conical plastic or glass tubes.
This article is part of Centrifuge tubes (conical), in Tubes & vials.
Key features
- Pack size: 1 pc
- Product type: Micro magnetic stirring bar
- Shape: Semi-round conical (special form)
- Length: 14 mm
- Material: Polytetrafluoroethylene (PTFE)
- EAN: 4058072025205
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Questions about neoChoice Mikro-Magnetrührflügel halbrund konisch, 14 mm, für Zentrifugenröhrche
What is this article?
neoChoice Mikro-Magnetrührflügel halbrund konisch, 14 mm, für Zentrifugenröhrche is the article on this page. Luminix Health distributes neolab for laboratory use. It sits in Centrifuge tubes (conical), inside Tubes & vials, in Labware.
A centrifuge tube is conical so a pellet collects at the tip, and it is rated for a relative centrifugal force. A 15 mL tube and a 50 mL tube are different rotors. Polypropylene is the ordinary plastic. The cap has to survive the same force as the tube.
A tube holds a small sample upright. A test tube is the open glass or plastic cylinder. A centrifuge tube is conical so a pellet forms at the tip, and it is rated for a centrifugal force the rotor will actually reach. A vial is a small closed bottle, often for a sample that will sit in an instrument. NMR tubes are a special case: the glass has to be uniform or the spectrum is the tube, not the sample. Laboratory ware is listed under ISO laboratory glassware.
Which category should I open next?
The category is Tubes & vials. The sub-category is Centrifuge tubes (conical). The catalogue is Labware.
Shelves beside this one are Test tubes, Sample vials & NMR tubes and Tube & vial accessories.
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.
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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.

