Easily join, bond and caulk sections of epoxy resin laboratory tops and counters using this two-part epoxy cement! Simply mix parts A and B in equal portions and stir thoroughly for five minutes before applying. The mixture has a working life of 20 minutes, sets in 1–2 hours and cures in 24 hours. Once cured, the substance can be sanded to blend with surface if needed. Package contains one pint each of parts A and B. Final color is black.