can't read?
Chromium(III) oxide is the inorganic compound of the formula Cr2O3. It is one of the principal oxides of chromium and is used as a pigment. In nature, it occurs as the rare mineral eskolaite.
C 0687 (OTTO) Chromium(III) oxide, 99.99% Cas 1308-38-9 - used in a solid-state reaction to form the new ternary oxide, CrVMoO7, which should find application in selective oxidation.