Effects of different peracetic acid formulations on post space radicular dentin

ConclusionsPA 1% with a low concentration of hydrogen peroxide yielded a lower amount of smear layer and a larger number of open dentin tubules in the dentin of the post space when compared with PA 1% with a high concentration of hydrogen peroxide, despite maintaining a similar oxygen concentration in these dentin residues.
Source: The Journal of Prosthetic Dentistry - Category: Dentistry Source Type: research