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BS EN 15485:2007
Ethanol as a blending component for petrol. Determination of sulfur content. Wavelength dispersive X-ray fluorescence spectrometric method (British Standard)
This document specifies a wavelength-dispersive X-ray fluorescence (WDXRF) test method for the determination of the sulfur content of ethanol from 7 mg/kg to 20 mg/kg. NOTE For the purposes of this European Standard, the term "% (m/m)" is used to represent the mass fraction of a material.
British Standards Institution [bsi]