Aqueous Acid Cleaning, Corrosion Inhibiting, and Vapor Staining Compositions Comprising a Mixture of Nitric and Sulfuric Acid and a Stainless Steel Cleaning Method

摘要

The present invention relates to sulfuric/nitric blended acid cleaners which employ the use of ethoxylated amines and/or ethoxylated alcohols as a corrosion and stain inhibitor in the vapor phase for cleaning metal and other surfaces, particularly stainless steel. Method of use and manufacturing of the same are also disclosed.