TOPCEM Cement is a quality assured product that is exposed to 3rd party testing at government laboratories for conformity as it meets the requirements of the “Bureau of Indian Standards”. A weekly manufacturers’ certificate is available to all customers, detailing routine technical data for compressive strength at 3, 7, and 28 days; fineness, setting time, soundness, insoluble residue, magnesia, and sulphuric anhydride levels.