Octagon Magnetic Stir Bar with Pivot Ring and PTFE Coating

Octagon Magnetic Stir Bar with Pivot Ring and PTFE Coating. Essencial for a well equipped laboratory this stir bar has an octagonal shape with a center pivot ring for improved spin performance. Constructed of a high quality magnet coated with non-stick PTFE*. Placed inside a beaker or flask, it is used for gently aggitating the contents of the vessel on a stir plate. SKU US012, US015.

*PTFE coatings, known by many as Teflon®, is a remarkable coating with a wide variety of applications. PTFE coatings have a primer coat and then a top coat, making it very resistant to corrosive chemicals, providing good insulation from electricity, won't absorb water, withstands extremes of heat and cold, resists UV rays, and creates little friction. 

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