38% Phosphoric Acid Etching Gel 
Octa-Etch is a highly viscous & dark 38% phosphoric acid etching gel for etching enamel and dentin. staying in place & easy to see. Wide applications in bonding of crowns, bridges, adhesive cementation& bonding of orthodontic systems. 

Instructions:

-Isolate tooth, prepare cavity and clean the surface
- Apply Octa-Etch to the area to be etched for 20-30 sec then rinse with water and dry
- Rinse and dry for about 20 sec
- Chalky white surface must appear in case of etching Is incomplete, reapply Octa-Etch for about 15 sec.
 - Rapidly close the syringe after use. 

Cautions:
 - This product is corrosive and contains phosphoric acid. (Avoid contact with eye and skin. In case of contact with eye, Immediately flush water for 15 seconds and visit a physician.
- Read carefully MSDS of phosphoric acid
-Don't use after the expiration date printed on the package.

Contents: 1x 5g Syringe