Table 1 Compositions and manufacturer’s instructions of materials investigated in the present study
Materials | Manufacturer | Components | Instructions for use |
|---|---|---|---|
RetroMTA Lot number: RM1604D15 | BioMTA, Seoul, Republic of Korea | Powder: Calcium carbonate, Silicon oxide, Hydraulic calcium zirconia complex, Aluminum oxide Liquid: Distilled water | Pour the 0.3 g powder onto the three drops of distilled water and wet it gently for 20 s. Wait until the shiny surface disappears, then apply it with a carrier. |
Biodentine Lot number: B25005 | Septodont; St Maure des Fosses, France | Powder: Tri-calcium silicate, Di-calcium silicate, Calcium carbonate and oxide, Iron oxide, zirconium oxide Liquid: Calcium chloride, Hydro soluble polymer | One dose of liquid and powder mixed for 30 s at 4000 rpm in an amalgamator |
Clearfil SE Bond Lot number: 101,752 | Kuraray Noritake Dental Inc., Tokyo, Japan | Primer 10-MDP, HEMA, hydrophilic dimethacrylate, photoinitiator, water, hydrophilic dimethacrylate Bond 10-MDP, Bis-GMA, HEMA, hydrophilic dimethacrylate, photoinitiators, aromatic tertiary amine and silanated colloidal silica | 1. Apply primer for 20s 2. Dry with mild air flow 3. Apply bond and mild air for 5s 4. Light cure for 10s |
Filtek Z550 Lot number: N728631 | 3 M ESPE; St Paul, MN, USA | Bis-GMA, UDMA, Bis-EMA, TEGMA, and PEGDMA, surface-modified zirconia/silica fillers 3000 nm (3 μm or less), nonagglomerated/nonaggregated surface-modified silica particles 20 nm | Place and light cure restorative in increments. |
EQUIA Forte HT Lot number: 2,012,181 | GC; Tokyo, Japan | Fluoroaluminosilicate glass, polyacrylic acid, iron oxide polybasic carboxylic acid, water | Shake the capsule, push the plunger until it is fully depressed with the main body and hold it down for 2 s. Immediately set it into a mixer and mix for 10 s (+/- 4,000 RPM). Immediately remove the mixed capsule from the mixer and load it into the GC capsule applier. Make two clicks to prime the capsule then syringe. |
Theracal LC Lot number: 1,900,006,871 | Bisco; Schaumburg, IL, USA | CaO, calcium silicate particles, Sr glass, fumed silica, barium sulphate, barium zirconate, bis-GMA, polyethylene glycol dimethacrylate | Apply the Theracal LC in incremental layers. Layer is not to exceed 1 mm in depth. Light cure between layers. Light cure each increment for 20 s. |