Specifications: Product name : :Etching gel Delivery system:syringe Net Weight :3g Material: 35% phosphoric acid Product type: etchant Package : carton box Details • Acid etching of enamel and dentin • The flexible dispensing tip can be individually adjusted before application • 35% clear phosphoric acid etchant used to etch enamel and/or dentin as indicated in the instructions provided with the various dental adhesive systems.