Aranthaangi Chemical Products Limited (ACPL) specializes in producing calcium carbonate, a versatile material used in various industries including construction, pharmaceuticals, and paper manufacturing. Calcium carbonate can be derived from natural sources like limestone or produced through chemical processes; it exists mainly in two forms: precipitated calcium carbonate (PCC) and ground calcium carbonate (GCC). Established in 1983, ACPL manufactures calcium carbonate from imported limestone, supplying a diverse range of industries and achieving an annual production capacity of 24,000 metric tons.