Specifications:
* Fe3O4, also known as magnetite or Iron (II,III) Oxide
* This comes from a synthetic source and is produced by Rockwood
* Particle size runs about 0.30 micron
* Used in welding, pigments, ceramics, experiments, along with a lot of other uses
* Used in magnetic putty, magnetic slime, and other experiments
| ASIN | B008LEOMJC |
