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Cobalt(II) oxide has for centuries used as a coloring agent on kiln fired pottery.
C 0624 (OTTO) Cobalt(II) oxide, 99.9% Cas 1307-96-6 - used in the ceramic industry. C 0624 (OTTO) Cobalt(II) oxide, 99.9% Cas 1307-96-6 finds application in the manufacture of magnetic and electronic component materials.