Gel Etchant

Bonding Agents

37.5% Phosphoric Acid Gel

Kerr's distinctive purple-colored 37.5% phosphoric acid gel is designed for maximum etching efficiency. Its perfect viscosity allows the material to stay where it is placed, yet can be rinsed off easily.



Does Kerr's Gel Etch contain Silica?

Yes, and studies show that this has no effect on bond strength.