IBOND Etch 35% GEL 2x2.5ml #66039862 (Kulzer)IBOND Etch 35% GEL 2x2. 5ml #66039862 (Kulzer) [AcmeDent sku='CO3932'] iBOND Etch 35% Gel by Kulzer is a highquality dental etching gel formulated with 35 % orthophosphoric acid designed for effective enamel etching and dentin conditioning prior to adhesive restorative procedures. This professional etchant enhances micromechanical retention for resinbased restorations, sealants, and indirect prosthetics. Key Features Contains 35 % orthophosphoric acid