Кобальт оксид

Cobalt Oxide 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. 2. It's widelyused in ceramics, pottery and enamels as blue pigment, also could be used as oxidizer, oil paint and cobalt catalyzers. 3. Specification for 72% is Co----------------------------------------------72.0% min Ni-----------------------------------------------0.20% max Fe-----------------------------------------------0.10% max Mn----------------------------------------------0.10% max Cu-----------------------------------------------0.10% max Zn-----------------------------------------------0.10% max Sieve residue(400mesh)--------------- 98% passed 4. Different grades are available, such as 605, 74%, etc.. 5.Also we can also supply cobalt sulphate, cobalt chloride, cobalt nitrate, cobalt carbonate, cobalt tetroxide, etc..