1.Used to stir a liquid or solution in biological, chemical, medical and research laboratory applications.
2.High temperature up to 250 ℃, low temperature up to -196 ℃.
3.With acid and alkali resistance, resistant to a variety of organic solvents, almost insoluble in solvents.
4.Stir bars are coated with Teflon (PTFE) covering, built-in pivot axle helps to reduce vibration and wear during stirring.
5.These are brand new, never used, PTFE stirrer bars.