Magnesium chloride high concentration

We hope that we get the following products:-
1 - magnesium chloride high concentration.
2 - magnesium oxide concentration of 96%
3 - barium sulfate
4 - magnesium sulfate
5- carbonate magnesium
6- barium chloride.
7-Silicon Carbide Black from 16 to 1200
We hope that we get to show technical and financial bid as soon as possible
We will use these materials in slave abrasives bond
Best Regards