Table 1.

Description of the materials.

Material	Composition	Manufacturer
Dycal	Base paste:1,3-Butylene glycol disalicylate, Zinc oxide, Calciumphosphate, Calcium tungstate, Iron oxide pigments Catalyst paste:Calciumhydroxide, N-ethyl-o/p-toluene sulfonamide, Zinc oxide, Titanium dioxide, Zinc stearate, Iron oxide pigments (dentine shade only)	Dentsply/Caulk, Dentsply International Inc, Milford, DE, USA
ProRoot® MTA	Oxides: Lime(CaO), Silica(SiO2), Aluminum oxide(Al2O3), Ferric oxide(Fe2O3), and Bismuth trioxide Tricalcium aluminate, Tetracalcium aluminoferrite, Tricalcium aluminate	Dentsply Tulsa Dental, Johnson City, TN, USA
Riva Light Cure	Compartment 1: Polyacrylic Acid, Tartaric Acid, 2-Hydroxyethyl Methacrylate, Dimethacrylate Cross-linker, Acidic Monomer Compartment 2: Fluoroaluminosilicate glass powder	LC/Southern Dental Industries - SDI, Bayswater, Australia
Prime and Bond NT	Di and Trimethacrylate resins, PENTA (dipentaerythritol penta acrylate monophosphate), Nanofillers — Amorphous Silicon Dioxide, Photoinitiators, Stabilizers,Cetylamine hydrofluoride, Acetone	Dentsply Detrey, Konstanz, Germany
Gradia Direct Posterior	Methacrylate monomers, Silica, Fluoro-Alumino-Silicate Glass, Prepolymerised filler, Pigments, Catalysts	GC, Tokyo, Japan