Table 1.
Materials used in this study.
| Material/manufacturer | Classification | Composition | Lot |
|---|---|---|---|
| Vidrion R - SS White, Rio de Janeiro, RJ, Brazil | Conventional glass ionomer | ANa-Ca-Al-flurosilicate-Ba sulfate, acrylic acid BTartaric acid, water | 131207 100907 |
| Scotchbond Etchant - 3M ESPE, St Paul, MN, USA | - | Phosphoric acid (35%) | 7JL |
| Adper Scotchbond Multi Purpose - 3M ESPE, St Paul, MN, USA | Etch-and-rinse adhesive | CWater, HEMA, acid copolymers; DBis-GMA, HEMA | 7BK 7PY |
| Filtek Z250, A2 shade - 3M ESPE, St Paul, MN, USA | Microhybrid composite | Silane treated ceramic, Bis-EMA, UDMA, Bis-GMA, TEGDMA | 7LP |
A
powder,
B
liquid,
C
primer,
D
bond