Magnetic stir bars are used to stir liquids or solutions in the biology and chemistry field, research laboratory applications, etc. Usually used with a magnetic stirrer or heating stirrer, quieter, more efficient than other stirrers.
The magnetic stir bar is in size of: Total Size: 39mmx7mm(1.54″x0.28″)(Gear Shape), 40mmx11mm(1.57″x0.43″)(Cross Shape), 25mmx7.5mm(0.98″x0.3″), 15mmx6mm(0.59″x0.24″)(with Ring Shape); In the package of: 4 x Magnetic stir bar
The magnetic stir bar is made from magnet with PTFE coating, the coating is corrosion resistant and has good resistance to high temperature(temperature tolerance range:-180 ℃~250 ℃)
Smooth surface, reduce friction and improves smooth rotation, easy to clean.
The magnetic stir bar is reusable, please wash and dry it after use for next time use.