STIR BAR PTFE 1/2X3IN. ,Each

Details

Here is the corrected text: Cylindrical Magnetic Stir Bars offer excellent centering and smooth running characteristics. The pivot ring minimizes the contact area of the bar to the vessel, reducing friction and lessening marring of plastic containers (7.9x12mm and 7.9x19mm models have no pivot ring). **Features:** * Small removable pivot ring in the center adds to their versatility * Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon PTFE low-friction coating * Durable and inert * Manufactured in a registered ISO 9001:2008 facility, as verified by SGS certification * Autoclavable **Ordering Information:** * 6-ASSORTMENT includes six Cylindrical Spinbar Magnetic Stir Bars with removable pivot rings, 2 each size: + 1 x 5/16" (25.4 x 8mm) + 1-1⁄2 x 5⁄16" (38.1 x 8mm) + 2 x 5⁄16" (50.8 x 8mm) * 22-ASSORTMENT includes two of each in a plastic, compartmentalized Spinbox: + 12.7x7.9mm (1/2x5/16") + 38.1x7.9mm (11/2x5/16") + 12.7x9.5mm (1/2x3/8") + 44.4x7.9mm (13/4x5/16") + 19.0x7.9mm (3/4x5/16") + 50.8x7.9mm (2x5/16") + 25.4x7.9mm (1x5/16") + 50.8x9.5mm (2x3/8") + 25.4x9.5mm (1x3/8") + 31.8x7.9mm (11/4x5/16") + 38.1x9.5mm (11/2x3/8") + 31.8x9.5mm (11/4x3/8") + 44.4x9.5mm (13/4x3/8") **Product Specifications:** * Length: 25 mm (1"), 32 mm (1¼"), 64 mm (2½"), 127 mm (5") * Diameter: 7.9 mm (5/16"), 15.9 mm (5/8") * Coating: PTFE * Cat. No.: 58947-172, 58948-047, 58948-960, 58948-962