Description Our PTFE lab magnetic stir bars feature an advanced design for use in laboratory mixer and magnetic mixing rod applications. These magnetic stirrer bars are highly resistant to chemical corrosion, making them ideal for demanding lab environments. Their compact size fits various containers, ensuring smooth, high-efficiency blending for chemistry experiments and laboratory testing supplies. Features -Color:White -Material:PTFE -Size:0.70X0.30X0.30cm/0.28X0.12X0.12in-Chemical resistance: made from ptfe material, these lab magnetic stir bars withstand aggressive chemicals, making them ideal for laboratory testing supplies in harsh environments.-Efficient mixing: the magnetic mixer stir bars deliver smooth and consistent laboratory mixing with magnetic stirrers, enhancing reaction speeds in various chemistry applications.-Versatile design: suitable for laboratory stir plate bar and beaker mixer, these stir rods magnetic fit most standard magnetic laboratory testing supplies and heating stirrers.-Easy maintenance: compact ptfe blending stick design allows effortless cleaning and quick replacement, meeting the needs of highfrequency lab experiments.-Wide compatibility: laboratory magnetic stirrers set can be used with all kinds of lab stirrer bars and magnets, making them suitable for diverse laboratory mixing equipmentPackage list: 12 x magnetic stirrers