
Reformulated mineral trioxide aggregate components and the
30/10/2018· Mineral trioxide aggregate (MTA), developed by Dr Mahmoud Torabinejad based on Portland cement three decades ago, comprises fine hydrophilic powders containing calcium, silicon, and bismuth oxide, which are set in the presence of water 1,2 MTA, a calcium silicatebased cement, has been widely used in dental clinics for root canal retrofilling, base, pulp capping, and perforation repair