A capsular container for storing separate components which are mixed together prior to use in the field of dentistry having a container body closed by a threaded cap-like telescoped capsule closure member which forms a separate chamber with a perforated wall of the container body for receiving a frangible foil bag having a second liquid component adapted to be broken by pressing the closure member against the container body so as to cause the liquid component to flow through the perforated wall and mix with the first component in the container body.