Calcium Carbonate is supplied by Chowdhry Rubber & Chemical Co. The Calcium Carbonate is widely used as extender in paints, filler in plastics and also for manufacturing PVC Compound, master Batches & PVC Pipes. Chowdhry Rubber & Chemical Co. Is an ISO 9001: 2000 registered organization that offers, high quality rubber and other industrial chemicals like pilcure MBT, pilcure MOR, pilcure DCBS, pilcure ZDC, pilcure TMT, pilflex-13, pilflex-100, pilnox-TDQ, pilgrade-PVI, Microfine, Kinfine, EVA, hi-tech black carbon rubber chemicals, synthetic rubber chemicals, pigments, etc.