Replace the first sentence by the following sentence: "This European Standard specifies a method for the determination of the content of cadmium, chromium, nickel and lead in fertilizers and liming materials using inductively coupled plasma atomic emission spectrometry (ICP-AES) after aqua regia dissolution." Insert the following NOTE 2 after NOTE 1: "NOTE 2 The term fertilizer is used throughout the body of this European Standard and should be taken to include liming materials unless otherwise indicated."