Pulpdent Root Canal Sealer is specially manufactured so that a thick mix can extrude through a 30-gauge needle and into irregularities and accessory canals for complete obturation of the root canal system using the Pressure Syringe technique. It is radiopaque, tissue compatible, bacteriostatic and insoluble in the root canal. Expands slightly upon setting for positive seal Resorbs with the roots of deciduous teeth Slight overfills often resorb over time