10 Pieces PTFE Magnetic Stirrer Mixer Stir Bar Laboratory Bar Stir Plate8781\n\nHow to use: you can place inside a container of liquid or solution that is seated on a magnetic stirrer, and use a rotating magnet or multiple stationary electromagnets to create a rotating magnetic field\nWide application: the stir plate magnet bar can work well with various types of magnetic stirrers or heating stirrers, and is often applied to stir a liquid or solution in scientific research, universities and laboratories\nFeatures: the laboratory bar has acid and stability as well as organic solvent tolerance, and is almost insoluble in solvents; The maximum temperature is 250 degrees centigrade and the minimum temperature is -196 degrees centigrade\nQuality material: the rod magnetic mixer is made of quality PTFE, and its cylindrical shape and smooth\nreduce friction and improve smooth rotation, for laboratory\n\nsize:8x40mm\nMaterial:PTFE\ncolour:White\n\nPackage Contents:\n10 * PTFE magnetic stirs