Liquid petroleum products - Determination of the sulfur content in ethanol containing petrol E85 - Wavelength dispersive X-ray fluorescence spectrometric method; German and English version prEN 16997:2016
Liquid petroleum products - Determination of the sulfur content in Ethanol (E85) automotive fuel - Wavelength dispersive X-ray fluorescence spectrometric method; German version EN 16997:2017— 16 стр.