Table 1. Description of the commercial products materials name, composition, and manufacturers used in the study.
| Materials | Composition | Manufacturer | Lot no. |
|---|---|---|---|
| IPS e-max ZirCAD MT A1 - Ivoclar Vivadent AG | ZrO2 (86.0 – 93.5%), Y2O3 (> 6.5 % – ≤ 8.0 %), HF (≤ 5.0%), Al2O3 ≤ 1.0%, other oxides ≤ 1.0% | Ivoclar Vivadent, Schaan, Lichtenshtein | W31929 |
| Al2O3 | 50 μm aluminum oxide powder | Bio‑Art Equipamentos Odontológicos Ltda, São Carlos, SP, Brazil | 19-00586 |
| Ivoclean | Sodium hydroxide, ZrO2, water, polyethylene glycol, pigments | Ivoclar Vivadent, Schaan, Lichtenshtein | X36169 |
| Zirclean | Potassium hydroxide | Bisco, Schaumburg, IL, USA | REF B-7351 |
| Monobond N | Ethanol, 3-(trimethoxysilyl) propyl methacrylate, methacrylated phosphoric acid ester, disulfide methacrylate | Ivoclar Vivadent, Liechtenstein | Y19262 |
| SET PP Self-adhesive, self-etching, fluorine-releasing resin cement |
35% methacrylate 65% inorganic filler |
SeT PP, SDI, Victoria, Australia | S19031091 |
| Artificial Saliva | Sodium chloride 0.084 g, potassium chloride 0.120 g, calcium chloride dihydrate 0.015 g, magnesium chloride hexahydrate 0.005 g, carboxymethylcellulose sodium 0.375 g, propylene glycol 4,000 g, propylparaben 0.010 g, distilled water qs. 100.00 mL | Salival, LUSA laboratory, Lima, Perú | 1080218 |