Scotchbond Universal Etchant is a 32% by weight acid phosphate engraving gel.
Total Etch is an etching gel containing 37% phosphoric acid.
Thick 9% hydrofluoric acid hydrolysis, designed for intraoral or extracorporeal purification of porcelain.
Super Etch 37% wt phosphoric acid etchant for enamel and dentin.Easily controlled Super Etch gel flows under direction, not under gravity.
Penetrates smallest fissures but won’t migrate on a vertical surface .Increases bond strength and reduces sensitivity
Penetrates smallest fissures but won’t migrate on a vertical surface. Increases bond strength and reduces sensitivity