Ferrofluid for Magnetic Fluid Demonstration, 50mL

This 50 mL bottle of ferrofluid is a colloidal liquid made of magnetic nanoparticles less than 10 nanometers in diameter. When exposed to a magnetic field, the nanoparticles form regular patterns of peaks and valleys, creating a visually striking demonstration of magnetic field interactions. This product is intended for scientific use by ages 13 and up and is not a toy. It is designed for laboratory use only. Users should refer to the Safety Data Sheet for handling information.