Red Iron Oxide - Fe2O3 - Natural - 5 Pounds

Yellow Iron Oxide Pigment – Mad Micas

Frontiers Antifungal Potential of Green Synthesized Magnetite Nanoparticles Black Coffee–Magnetite Nanoparticles Against Wilt Infection by Ameliorating Enzymatic Activity and Gene Expression in Solanum lycopersicum L.

Fe3O4, also known as magnetite or Iron (II,III) Oxide This comes from a natural source so the product has slight variation in color Particle size runs

Black Iron Oxide - Fe3O4 - Natural - 5 Pounds

10 Pounds of Black Iron Oxide Powder - Fe3O4 Malaysia

Iron Fertilizer

Magnesium Sulfate Heptahydrate / 4 Ounce Bottle / 99.9% Pure USP Food Grade/Fine Crystals/USA : Health & Household

Synthetic Red Iron Oxide (high purity 325 mesh) - Brackers Good Earth Clays

Iron(III) - Wikipedia

Natural Red Iron Oxide Pigment Dye Fe2O3 – Bulk Naturals

Iron Oxide Yellow / 1 Pound / 2 Bottles / 99% Pure Reagent Grade / 44 Micron Powder: : Industrial & Scientific

IBU-tec Iron Oxide – IBUpart® Fe2O3