Graham-Field Grafco Silver Nitrate Applicators, 6" (1590). Applications: skin or mucous membrane cauterization, removing warts and granulated tissue. 75% silver nitrate and 25% potassium nitrate. Silver nitrate tips are soluble in all secretions. Can control strength by dipping in sterile, distilled water. Rigid wooden applicator for precision placement. Convenient tube packaging. 100/TUBE. Priced per tube. FREE Shipping!