Chromium(III) oxide, ROTI®METIC 99,9 % (3N), Molar mass (M) 151,99 g/mol, Density (D) 5,22 g/cm³, Boiling point (bp) 4000 °C, CAS No. [1308-38-9], EG-Nr. 215-160-9, Empirical formula Cr2O3