Dual- or single rinse? The tubular sealer penetration of endodontic chelating agents
Fig 2
Representative SEM images of each chelating agent group (rows) at each sectional level (columns).
Rows representing the chelating agent groups: (1) EDTA, (2) HEDP, (3) CA and (4) DW. Columns representing the root depth; (a) apical, (b) middle, (c) coronal. CA, citric acid; DW, distilled water; EDTA, ethylenediaminetetraacetic acid; HEDP, etidronic acid; SEM, scanning electron microscopy.