DS EN 480-14:2006 Admixtures For Concrete, Mortar And Grout - Test Methods - Part 14: Determination Of The Effect On Corrosion Susceptibility Of Reinforcing Steel By Potentiostatic Electro-Chemical Test Describes a test method for determining the influence of an admixture on the corrosion of a steel bar embedded in a mortar sample held at an increased potential in an electrochemical cell.