7 Piece Set of PTFE Magnetic Stir Bars

Chemical Resistant - Teflon PTFE material can be used with corrosive chemicals, including acid and base
Strong - (PTFE) Stir bars are coated with Teflon (PTFE) covering, which is chemically inert and can be used with corrosive chemicals, also helps reduce friction and wear while spinning
Individual shapes create different vortexes for efficient and effective stirring
East Use - Place inside a container of liquid that is seated on a magnetic stirrer. The stir bar is placed inside a container of liquid or solution that is seated on a magnetic stirrer, creating a rotating magnetic field using a rotating magnet or multiple stationary electromagnets.
Wide Selection Of Sizes - Available for many use cases and industries

10mm x 5mm
12mm x 7mm
20mm x 8mm
25mm x 7mm
28mm x 8mm
30mm x 8mm
35mm x 9mm

PTFE Magnetic Stir Bar Set - 7Pcs