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.

Features You Can Depend on

• Perfect viscosity - stays where you place it
• No separation - delivery is always clean and easy
• Vibrant purple color - highly visible
• Rinses clean with minimum effort, easy to use