الوصف

China Hongda Chemicals Group Ltd,

China Hongda Chemicals Group Ltd, founded in ***8, located in Shijiazhuang, China. We are a production and sales LLC (wholly stateowned), specialized in producing and exporting chemicals raw materials. We own six subsidiaries and enjoy tax exemption privileges.
As an ISO ***1:***0 certified manufacturer, we offer our customers high quality products at reasonable prices. Our main products include basic inorganic, organic chemicals, such as *9.**9% Mercury, Titanium Dioxide, Paraffin Wax, Adipic Acid, Rosin and Tin Ingot etc.

Product Application: 

Since centuries people used cobalt oxide as coloring agent for fired pottery. This additive provides a deep shade of blue which human race calls “Cobalt Blue”.
It is also used for the tempered colored glass “Cobalt Blue Glass”


Other Applications: 
cobalt oxide is an important transition metal oxide. Usually as the main raw material of the production of carbide, superalloys, the insulating material and a magnetic material and the catalyst in the chemical industry and dyes.