Cylindrical Stir Bar - PTFE Coated
PTFE coated cylindrical stirring bar. Stirring bars feature ALNICO magnetic cores which are one of the most powerful permanent magnet alloys available. Includes thin, removable ring which provides pivot for rotation.
Stir Bar Number |
Dimensions (Dia.xL): |
21 |
15.8 x 102mm (5/8 x 4") |
23 |
19 x 152mm (3/4 x 6") |
Stirring bars should not be stored in a random mass, or dropped on a hard surface especially steel. Stirring bars should be stored in pairs to maintain magnetic strength.