MTA Fillapex Root Canal Sealer, Tubes: 18g Tube Base Paste, 12g Tube Catalyst & Mixing Pad. Contains 13.2% MTA (Mineral Trioxide Aggregate) and salicylate resin. Antimicrobial, creates constant release of calcium ions. Biocompatibility encourages bone and oral tissues to regrow and heal with little inflammation. Eugenol-free, does not interfere with adhesive procedures inside canal. High radiopacity.