Iron oxide ndi imodzi mwanjira zosunthika kwambiri zotsutsana ndi dzimbiri. Mitundu yathu ya oxide yachitsulo, yopangidwa ndi oxide wonyezimira wonyezimira komanso ultramarine buluu, ndi awiri mwazitsulo zopangidwa ndi iron oxide Noelson Chemicals ogwirizana ndi makasitomala.