Spinbar Octagon Teflon Magnetic Stirring Bars, Octagon magnetic stirring bars with integral pivot ring are the most commonly used shape, Each

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Particularly useful for environmental testing and life science applications in which small sample volumes need to be prepared and evaluated.Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon™ PTFE low friction coating;Constructed of durable and inert materials; AutoclavableInterrupted profile provides greater surface area and added turbulence when compared to the smooth surface of cylindrical barsPivot ring aids in reducing friction and chattering (F37110-1218 does not have a pivot ring)Manufactured in a registered ISO 9001:2008 facility, as verified by SGS certificatio