Panavia 21 ED Primer B 4ml Bt Panavia 21 is a dental adhesive cement that directly bonds to cut enamel, dentin, composite, porcelain, base, semi-precious and precious metals. With ED PRIMER an effective mild one-step conditioning of cut enamel and dentin is ensured, so that there is no need for acid etching, rinsing and concern about post-operative sensitivity. • Chemical-cure resin cement • High bond strength to cut enamel, dentin, metal, silanated porcelain and cured composite • Easy to use paste to paste resin cement • Radiopaque and insoluble • Anaerobic setting properties provide extended working time and trouble-free cleaning • Low film thickness (19 microns) • Convenient dispenser measures precise amounts of paste for consistent results