Dycal calcium hydroxide dental cement radiopaque is a rigid, self-setting material useful in pulp-capping, and as a protective dental base and liner under dental filling materials. It can also be used as a root dressing or root canal sealer. Just place equal amounts of Dycal base and accelerator of calcium hydroxide on a mixing well or mixing pad and use a spatula and protective nitrile gloves to make the exact amout you need. Mixing is quite simple with mixing times at : 10 sec, and working time : 2 mins 20 seconds. Setting time are between 2.5 to 3.5 minutes depending on different factors. Final cementation can proceed with a glass ionomer cement. This products has a usage history of more than twenty five years with great results. Dycal standard package includes 13g base paste, 11g catalyst paste, and a mixing pad.