This universal 1 inch long replacement bar is made of PTFE/TEFLON and works with all magnetic stirrers. The stir bar will need very infrequent replacement as it is constructed to be highly durable and features corrosion resistance. The unit snaps into place using a built-in pivot ring Keep a few handy in the laboratory or classroom in case of mechanical malfunctions and make sure you never have to abort an experiment or classroom demonstration!
Build your own 10 inch kaleidoscope with this great kit!
A beautiful desk or bookshelf accessory for the reading fanatic in your family!
This glass Erlenmeyer mug makes an excellent gift!
A touch of joy. A touch of science. Light responds to your touch and to the music in your room!
This chemistry learning and experiment kit comes with components and chemicals for over 75 amazing experiments!
Ever wonder how to survive in the wilderness? These cards can help!
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