Product Description

1. Cobalt oxide is black and grey powder, no smell and no sapor, can be solved slowly in hot muriatic acid and vitriol, not solve in water. Mainly used in ceramics, pottery and enamels as blue pigment, also could be used as oxidizer, oil paint and cobalt catalyzers. Specification for Coablt Oxide: Co***********************************************2.0% min Ni***********************************************0.*0% max Fe***********************************************0.*0% max Mn**********************************************0.*0% max Cu***********************************************0.*0% max Zn***********************************************0.*0% max Sieve residue(**0mesh)**************- *8% passed different grades are available from *2%**4% 2. Cobalt Tetroxide is black powder, no smell and no sapor, can be solved slowly in hot muriatic acid and vitriol, not solve in water, mainly used for making rechargeable batteries, cobalt salt production and enamels. Specification for Cobalt Tetroxide: A. Physical characters: Crystal type*********************************-Cubic Co3O4 D*0 laser diffraction um******************1.5min, 2.0min, 3.0min D*0 laser diffraction um********************6, **9, ***2 D*0 laser diffraction um*******************6max, *4max, *5max Apparent density****************************0.**1.8g/cm3 Tap density************************************1.**3.5g/cm3 Specific surface area***********************0.**3.0m2/g Moisture*****************************************0.1%max B. Chemical compositions: Co**************************************************3.5±0.5 Ni**************************************************0.*5%max Fe*************************************************0.*1%max Mg************************************************0.**5%max Ca*************************************************0.**5%max Cu*************************************************0.**3%max Mn************************************************0.**5%max Zn*************************************************0.**5%max Pb*************************************************0.**5%max K***************************************************0.*1%max Na*************************************************0.*1%max Si**************************************************0.*1%max S***************************************************0.*1%max also we can also supply cobalt sulphate, cobalt chloride, cobalt nitrate, cobalt carbonate, *****