EN 1811This description is for standard: EN 1811This European Standard specifies a method for simulating the release of nickel from all post assemblies which are inserted into pierced ears and other p
EN 1811+A1This description is for standard: EN 1811+A1This European Standard specifies a method for simulating the release of nickel from all post assemblies which are inserted into pierced ears and o
EN 12472+A1This description is for standard: EN 12472+A1This European Standard specifies a method for accelerated wear and corrosion, to be used prior to the detection of nickel release from coated it