Chelant Passivation is used for stainless steel equipments and piping especially for industries like pharmaceutical, dairy, food, beverages, cosmetics. It provides improved and faster removal of free iron from the surfaces, optimum corrosion resistance of process piping and equipments. It has ideal depth improvement of the passive layer optimizing chrome iron ratio on the surfaces. It provides a clean and non-rusting surface. It is used for cleaning in pre-operational maintenance and post-operational stainless steel process systems. It increases corrosion resistance when applied on pickled and electro polished surfaces. It provides an absolutely environmentally safe chemistry that offers ease of disposal in the sewage system. It does not affect epoxy flooring.