Magnetic stir bar retrievers are coated with PTFE covering, which is chemically inert. Corrosion resistance, for most chemicals and solvents that show, inert, resistant to acid and alkali, water and various organic solvents. Perfect for chemistry and biology research, home-laboratory use, home brewers to make a yeast starter, or tinctures salves. It can effectively helps you easily pick up your stir bars from the bottom of containers. The product is widely used in the , scientific research and experiments etc.<br><br>Are you looking for a professional, yet affordable magnetic stir bar retriever ? Are you in search of a sturdy, trustworthy magnetic stirrer bar that can do multiple jobs ? If yes, look no further! Our professional magnetic stir bar retriever must meet you needs. It is one of the best choices for you. Colour:White Material:PTFE<br><br>Package Contents: 1 x magnetic retriever<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.