Magnetic Stirring Bar

Magnetic stirring bars are commonly used in laboratories for stirring liquids in various types of containers. They are typically made of a magnetic material, such as PTFE (polytetrafluoroethylene) or coated with a layer of PTFE, which makes them chemically resistant and non-reactive with most substances.

These stirring bars are designed with a cylindrical or oval shape and have a magnetic core inside. When placed in a container with a magnetic stirrer, the rotating magnetic field generated by the stirrer causes the magnetic bar to spin, creating a vortex that effectively mixes the liquid.

Magnetic stirring bars come in different sizes and shapes to accommodate various container sizes and types of liquids. They are commonly used in chemistry, biology, and other scientific disciplines where precise and consistent mixing is required.

When using magnetic stirring bars, it is important to ensure that the container is compatible with magnetic stirring and that the stirring speed is appropriate for the specific application. Additionally, proper cleaning and maintenance of the stirring bars are necessary to prevent contamination and ensure their longevity.

Overall, magnetic stirring bars are essential tools in laboratories for efficient and uniform mixing of liquids, making them a valuable component of laboratory equipment and supplies.