Use Innovating Science’s Obliterase to eliminate RNase, DNase, and DNA contamination. Use on glass, plastics, and stainless steel Decontaminate beakers, flasks, pipettes, and tubes Residue free Phosphate free/biodegradable Directions: Use full strength, do not dilute. Wet item thoroughly by spraying solution and ensure all surfaces are coated. Let item sit for a couple seconds. Let drain and rinse twice with DNase-free water. You can also soak the object in Obliterase, drain, and rinse twice with DNase-free water.