... pigment & paint 3.Molecular Formula: Fe2O3 4.Red powder Iron red oxide 130,190Characters:Molecular Formula: Fe2O3CAS No. ... : store in a dry place, avoid damp,high temperature,stong light and isolate the acid-base ... can mix different items in one container.2.Quality control,before shipment,free sample for test after ... photo before shipmentany question, welcome here! (high quality) Iron red oxide 130.190