DESCRIPTION3M Ketac Cem 3 M Ketac Cem offers chemical bond to enamel and dentin. One bottle of liquid cmnt FREEReleases fluoride.High biocompatibility.Extremely low film thickness optimizes fit and marginal integrity.Radiopaque.This permanent glass ionomer luting offers fluoride release, optimal fit and marginal integrity. Suggested Applications Cementing of crowns and bridges, inlays, posts and screws, and orthodontic bands.Cavity lining. Disclaimer"The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatory agencies. If so, do not bid on this item unless you are an authorized purchaser. If the item is subject to FDA regulation, I will verify your status as an authorized purchaser of this item before shipping of the item."