Vietnam Bluestone is a natural limestone used very commonly in civil construction and pavement of public works. This is one of the Thanh Hoa province bluestone, it has high hardness, beautiful stone color, great mechanical strength,...
If used in layer hen diets, the limestone must be considered carefully because it might be the source of reduced eggshell resistance.
Calcium carbonate, as it is used for industrial purposes, is extracted by mining or quarrying
Calcium Carbonate Powder (CaCO3) mainly used as a replacement substance to another expensive materials in paint industry.
Calcium carbonate is used in plastic processing the most important one of inorganic powder additive.
Calcium carbonate is a source of calcium oxide, which improves the mechanical and chemical strength of the glass body
