cobalt oxide (pigment middle product) in enamels a

cobalt oxide Molecular formula: Co3O4 CAS No.: [1308-06-1] Other names: Cobalt oxide, cobalt(II, III) oxide, cobaltosic oxide, tricobalt tetroxide Molecular weight: 241 Character: Gray powder. Usage: Used for battery industry,and oxidant, enamels.. Storage: At a dry place with good ventilation, avoid heat and humidity. Standard in force: Enterprise standard Package: In bucket, 25 KG or 50 KG per bucket, Or subject to clients'requirements. Main technical indexes(indicated by %) Co ≥ 72.8-73.6 Ni ≤ 0.02 Fe ≤ 0.005Zn ≤0.01 Mn ≤ 0.01Cu ≤ 0.005 Ca ≤ 0.01 Mg ≤ 0.01 Na ≤ 0.01 Pb ≤ 0.005 Si ≤ 0.01D10≥ 2.3 D50 5.0-8.0 D90≤ 16.0