This document specifies a wavelength-dispersive X-ray fluorescence (WDXRF) test method for the determination of the sulfur content in ethanol (E85) automotive fuel from 5 mg/kg to 20 mg/kg, using either monochromatic or polychromatic instruments. NOTE For the purposes of this European Standard, the terms % (m/m) and % (V/V) are used to represent the mass fraction (¼) and the volume fraction (Æ) of a material respectively.] WARNING The use of this Standard can involve hazardous materials, operations and equipment. This Standard does not purport to address all of the safety problems associated with its use. It is the responsibility of users of this standard to take appropriate measures to ensure the safety and health of personnel prior to application of the standard, and fulfil statutory and regulatory requirements for this purpose.