After intracoronal bleaching immediate facial composite veneer is required, what should be done: (A) Rinse with 3 % hydrogen peroxide and ultrasonics, (B) Treat with catalase for 3 mins, (C) Cannot be done at least for 7 days, (D) Rinse with triple distilled water
Answer is B. Catalse neutralizes residual H2O2 that interfers with composite bonding and polymerization.