The highly pure strontium carbonate com be obtained by refining the strontium hydroxide with the method of crystallization seperating,some shortcomings which exist in the traditional manufacture of highly pure strontium carbonate by using industrial strontium carbonate as raw material are overcome.

Development of high purity strontium carbonate for posistor;

Evaluation methods and production control measures for particle size of high purity strontium carbonate;

The preparation of the high purity strontium carbonate by green chemical method from the celestite;

Preparation of high-purity manganese carbonate by leaching manganese ore with sulfur dioxide;

A study on prepapation of high-purity manganese carbonate from mangeniferous weste water;

As to the problem that the electrolytic manganese anode solution produced from the absorption solution of wet flue gas desulfurization with pyrolusite pulp can't be recycled,we think this topic is on obtaining high-purity manganese carbonate form the electrolytic manganese anode solution through removing the impuritity,carbonization crystallizing,removing calcium,natrium,and sulphate.

A technological study for producing high-purity calcium carbonate by a recycling process;

We have studied the methods of simultaneous determination of eleven impurity elements in high purity lithium carbonate by ICP-AES and their the conditions.

Study On Preparation High Purity Barium Carbonate By Barium Hydroxide;

Simultaneous Determination of Strontium, Calcium, Magnesium and Iron in High Purity Barium Carbonate by ICP AES;

In the preparation of high purity barium carbonate, exist some problems related with metal oxide pollution, control of the amount of the material to be added, moisture content higher then the standard, etc.