From: Shear bond strength of ceramic laminate veneers to finishing surfaces with different percentages of preserved enamel under a digital guided method
Surface
Surface treatments
Porcelain
5% HF for 60Â s; primer for 60Â s
Enamel
37% H3PO4 for 30Â s; single bond for 10Â s
Dentin
37% H3PO4 for 3Â s; single bond for 10Â s