SP Bel-Art Circulus Teflon Magnetic Stirring Bar; 54mm Length, White (F37172-0000) Made in USA

Size:2-3/16", White Research, industrial and healthcare professionals rely on SP Scienceware for their sample handling needs. Sold worldwide, Bel-Art and H-B Instrument brand laboratory supplies include over 5,000 items from safety wash bottles to fume hoods, thermometers, racks, desiccators, hydrometers, ice buckets, scoops and spoons. Custom calibration services, plastic molding, specialty coatings and wire manufacturing are also available. Wilmad-LabGlass brand laboratory glassware complements Bel-Art and H-B Instrument with over 7000 items including NMR and EPR consumables and specialty glassware, as well as custom fabrication for individual glassware, glass repair services and OEM glass parts. SP Scienceware is a division of Warminster, PA based SP Industries which also include SP Scientific laboratory, thermal management, and pharmaceutical production equipment and SP Ableware aids for daily living.

• Dumbbell shape with a bar in the center and flat disks at the ends centers the bar during spinning and provides turbulence, helps prevent drifting, and reduces surface contact at high speeds
• Teflon (PTFE) casing is chemically inert, can be used with corrosive chemicals, and helps reduce friction and wear while spinning
• For stirring viscous and high-density liquids and fluids containing metal particles in containers with round or convex bottoms
• Internal magnet made from alnico V, an alloy of aluminum, nickel, iron, and cobalt
• Center bar is 0.315" (8 mm) in diameter and end disks are 0.79" (20 mm) in diameter