Polygon Stir Bars, Stirbars have polygon multifaceted surfaces that add turbulence relative to similar smooth size cylindrical bars, Each

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Stirbars have polygon multifaceted surfaces that add turbulence relative to similar smooth size cylindrical bars.Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon™ PTFE low friction coating; durable and inert Manufactured in registered ISO 9001:2008 facilities, as verified by SGS certification Autoclave safe