Abstract
Mineral Trioxide Aggregate (MTA) has Portland cement (PC) in its basic composition. Zirconium oxide (ZrO) has been associated with the PC to provide radiopacity, placing bismuth oxide; and the addition of nano-hydroxyapatite (n-HA) getting the biological and antimicrobial properties facilitated. The aim of this study is to evaluate and compare the physical, chemical, mechanical and antimi…