Surfactants are detergents that make the solution last longer but may leave a film on glass surfaces of lensed instruments. Contains Sodium Nitrite as a corrosion inhibitor. Sterilizing and Disinfecting Solution. A 14-Day Glutaraldehyde, Activated Dialdehyde Solution. Activated Contents: One Gallon (128 fl. oz./3.8 liters). Activated, 14-day, 2.6% buffered glutaraldehyde solution that has no surfactants.