Our stir bars feature hellip; ALNICO V magnetic cores which are one of the most powerful permanent magnet alloys available.
Stir bars should not hellip; be stored in a random mass or dropped on a hard surface, especially steel.
Stir bars should hellip; be stored in pairs to maintain magnetic strength.
In general hellip;PTFE thickness accounts for 18 of stir bar diameter.
Colored stir bars may leach in harsh chemicals. Octagonal Color-coded Stirring Bar Kit PTFE Contains 24 color-coded octagonal and micro stirring bars designed to meet your requirements for a variety of sizes packed in a reusable box.
Physics Light & Color Light & Colors Kits & Accessories - 303795 - Stir Bar Color Coded Kit, PTFE
100% Satisfaction Guarantee: At Mansion Labs, we want to be sure that the item you choose is the right one for you. Within 30 days of delivery of your order, you may return any merchandise purchased from Mansion Labs in its original condition with your email order confirmation or packing slip. Restocking fees may apply. On items over $275 shipping within the US, we will even arrange free pick up or pay for returns shipping.