TABLE 1.

Composition of commercial endodontic sealers

Tested material	Manufacturer	Constituents
AH Plus	Dentsply, Konstanz, Germany	Paste A: Bisphenol-F epoxy resin, zirconium oxide, Bisphenol-A epoxy resin, silica, calcium tungstate, and Iron oxide pigments Paste B: Tricyclodecanediamine, dibenzyldiamine, aminoadamantane zirconium oxide, calcium tungstate, silicone oil, and silica
GuttaFlow 2	Coltene, Langenau, Switzerland	Polydimethylsiloxane (PDMS), gutta-percha powder, zirconium dioxide, platinum catalyst, coloring agents, micro silver
Dia-ProSeal	DiaDent Group, Cheongju-si, Korea.	Base: Bisphenol-F epoxy resin, Bisphenol A-co-epichlorohydrin, zirconium oxide, siloxanes and silicones, calcium hydroxide, iron oxide, Catalyst: zirconium oxide, hexamethylenetetramine, siloxanes, silicones, calcium tungstate, calcium hydroxide
Pulpdent Root Canal Sealer	Pulpdent Corp. Watertown, U.S.A.	Powder: Zinc stearate, zinc oxide, barium sulphate, and calcium phosphate Liquid: Canada balsam and eugenol