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| cobalt oxide |
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| CoO or Co2O3 |
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| Used in preparing cobalt salts, pigment and ceramic glaze,alsoused as oxidant and catalyzer. And it is the adhesive agent for glass, ceramic,magnetic material and colorant for some pigments. |
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| grey black powder,density:5.18g/cm3,it is decomposed into cobalt monoxide when heated to 895℃,The proportion between them depends on the temperature and burning time. Insoluble in water, alcohol,ammonia water, soluble in acid and hydrate solution. |
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