Master-Dent® Calcium Hydroxide Paste with Barium Sulfate provides the full benefits of calcium hydroxide in root canal therapy. It is used as a root canal sealer for the temporary filling of root canals after conventional endodontic treatment between office visits to disinfect the canal. It is also indicated for direct pulp capping, pulpotomy, pulpectomy, cavity lining and indirect pulp caps to stimulate dentin bridging. Water soluble for easy removal, it has an excellent antibacterial effect. Barium Sulfate provides high radiopacity. This material has a high pH (>12.0) and its convenient premixed syringe with disposable tips makes delivery and application simple.